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SupplementALASKAPOWERAUTHORITYSUSITNAHYDROELECTRICPROJECTTASK2-SURVEYSANDSITEFACILITIESSUBTASK2.10ACCESSPLANNINGSTUDYSUPPLEMENTSEPTEMBER1982PREPAREDFOR:ACRESAMERICANINCORPORTEDPREPAREDBY:R&MCONSULTANTS,INC.r35/a1AlaskaResourcesLibrary&InformatIOnServIcesAnchorage,Alaska eNeN"-JCJ1CJ1ooo~~N0'>0'>CJ1SupplementEXPLANATIONOFSUPPLEMENTTheAccessPlanningStudywaspublishedinJanuaryof1982.ItcontainedadetaileddiscussionandcostestimateforelevendifferentproposedaccessroutestotheSusitnaHydroelectricProject.InMarchof1982theSusitnaHydroelectricFeasibilityReportwaspresentedbytheAlaskaPowerAuthoritytothepublicresourceagenciesandorganizations.Thereportrecommendedanaccessplanwhichforreasonsofprojectschedule,wouldhavenecessitatedtheconstructionofapioneerroadpriortotheFERClicensebeingissued.Theconstructionofapioneerroad,however,wasconsideredunacceptablebytheresourceagenciesandtheplanwasdiscarded.Consequentlyafurtherstudywasinitiatedinwhich,theevaluationcriteriawererefinedandanadditionalsevenalternativeplansdeveloped.Oneofthemainissuesthataffectedtheselectionanddevelopmentprocesswastheeliminationofanypre-licenseconstruction.InordertomeettheoverallprojectschedulingrequirementsthisconstraintmakesitnecessarytosecureinitialaccesstotheWatanadamsitewithinoneyearoftheFERClicensebeingissued.AmongsttheotherimportantissuesconsideredwasthedesireofNativeorganizationstohaveaccesstotheirlandsexpeciallythosetothesouthoftheSusitnaRiver,andtheobjectiveofminimizingenvironmentalimpacts.SubsequenttotheAccessPlanningStudyofJanuary1982beingpublishedthelocationsoftheconstructioncampswerefinalized;theWatanacampbeingnorthoftheSusitnaRiverandtheDeviICanyonCamptothesouth.Thechangeincamplocationslightlymodifiedthelengthsoftheroadsegments,butconsideringthesamlldifference,PlansOnethroughElevenwerenotrevised.r35/a2i.n..I.,~j\,i;;tResourcesLibraryInformatlOnServIcesAnchorage.Alaska SupplementThroughoutthestudiesconductedsubsequenttotheFeasibilityReportofMarch1982numerouscommentshavebeenreceivedfrominterestedagencies,groupsandindividuals.TheseincludeStateresourceagencies,environmentalgroups,localcommunities,Nativeorganizations,TheAlaskaPowerAuthorityandAcresAmericanInc.togetherwiththeirspecialistsubconsultants.Asaresultofthiscommentandexchangeofinformation,thesevennewaccessplanrepresentamorecoordinatedcompromiseamongtheinterestedgroups.Thenewplans,forthemostpart,followsegmentsdiscussedintheoriginalreport.Thissupplementcoversthenewplansbysupplementingtheoriginalreportwhereneeded.Themajoritemsfoundinthissupplementare:1.Additionalsegmentsneededfornewplansdiscussed(ChapterNine).2.Newplansdiscussed(ChapterTen).3.Segment,TerrainUnit,andEnvironmentalConcernsmapsinAppendicesupdatedtoshownewroutes.4.Costestimatesgeneratedfornewplans(AppendixF).5.PlanElevenhasbeenrevisedtoincludealowlevelcrossingatDevilCanyonforaccesstothecamponthesouthside.ItisnowPlan11R.Inordernottochangethepagenumberingoftheentirereport,thefollowingnumberingpolicyhasbeenused:r35/a3II Supplement1.Whereafigureortableisrevised,thepagenumberisreused.2.3.r35/a4Whereafigure,table,ortextisaddedattheendofthechapter,thepagenumberingissequential.Whereafigure,table,ortextisaddedintothemiddleofachapter,thepagenumberoftheimmediatelypreceedingpage,plusaletterareusedasthenewpagenumber.ForexampleifthreenewpagesoftextaretobeinsertedbetweenPages10-49and10-50oftheoriginalreport,thethreenewpageswillbelabeled1O-49A,10-498,and1O-49C.iii SupplementALASKAPOWERAUTHORITYSUSITNAHYDROELECTRICPROJECTACCESSPLANNINGSTUDYSUPPLEMENTTABLEOFCONTENTSLISTOFTABLESLISTOFFIGURES1 -INTRODUCTION-nochange2 -SUMMARY2.7AlternativeSegments-RevisedFigure2.12.8AlternateAccessPlans-Supplement3 -SCOPEOFWORK-nochange4 -PREVIOUSSTUDIES-nochange5 -PROJECTDESIGN-nochange6 -PROJECTSCHEDULE-nochange7 -LOGISTICSREQUIREMENTS-nochange8 -ACCESSROUTEDESIGNPARAMETERS-nochange9 -CORRIDORSELECTION9.1DiscussionofAlternateSegments-Supplement9.4CorridorSummary-Supplement10-ACCESSPLAN10.1SupplySources8-ShippingOptions-TableSupplements10.4AccessPlans-RevisedFigure10.5AccessPlans-RevisedFigure10.8AccessPlans-Supplementaltext8-figures11-CONCLUSIONS8-RECOMMENDATIONS-nochanger35/a5ivvivii2-52-9A9-16A9-6010-7A10-2710-3710-47 SupplementTABLEOFCONTENTS(Continued)12-APPENDICESA.PreliminaryDesignDevelopment-nochangeB.ProposedAlternativeSegments-revisedB-2C.AlternativeComparison-Grade,Curvature&Distance-nochangeD.TerrainUnitMapping-Supplement&Revisions0.3TerrainUnitDescriptions-Supplement0.9TerrainUnitMaps-SupplementD-9A0-45E.EnvironmentalConcerns-nochangeBorrowPits-RevisedF.G.CostF.5F.7F.lOF.11EstimatesBridges-SupplementalTables&FiguresCulverts-SupplementalTableLogisticsCosts-RevisedCostEstimateItemization-SupplementF-9AF-35AF-40AF-45AG-2r35/a6v SupplementLISTOFTABLESTable9.410.110.410.5F.5.1F.5.2F.7.1F.10.1F.10.2F.1O.3F.l0.4F.llr35/a7Corridors,Sections&SegmentsMileagefromPortstoRailheadorProject-SupplementBasicCorridorSegments-SupplementMaintenanceFactors-SupplementBridges-Plansl-11RBridges-Plans12-18Culverts-SupplementWatanaLogisticBreakdown-SupplementDevilCanyonLogisticBreakdown-SupplementRoadhaulSegmentCosts-RevisedLogisticTotal-RevisedCostEstimateSummary-RevisedVi9-6110-7A10-lOA10-11AF-9AF-9BF-35AF-40AF-41AF-42AF-44AF-45A SupplementLISTOFFIGURESFigurePage2.1ProjectAccessLocationAlternatives-Revised2-59.2ASusitnaAccessCorridor-Segments1G,lH9-16C9.8ASusitnaAccessCorridor-Segment2Q9-46B9.10ASusitnaAccessCorridor-Segment2RRR9-52B9.10B.SusitnaAccessCorridor-Segment2S,2T,2U,2V9-52J9.10CSusitnaAccessCorridor-Segment2W9-52L9.11RSusitnaAccessCorridor-Segments3D,3E9-57C9.12ProjectAccessLocationAlternatives-Revised9-5910.5AccessPlan#5 -Revised10-2710.8AccessPlan#8 -Revised10-3710.11RAccessPlan11R10-4810.12AccessPlan#1210-5110.13AccessPlan#1310-5410.14AccessPlan#1410-5710.15AccessPlan#1510-6110.16AccessPlan#1610-6410.17AccessPlan#1710-6610.17AAccessPlan#17A10-6910.18AccessPlan#1810-72B.OAccessCorridors- IndexMap-RevisedB-2B.lAccessCorridors-Alignments-RevisedB-3B.2AccessCorridors-AIignments-RevisedB-4B.3AccessCorridors-Alignments-RevisedB-5r35/a8vii SupplementLISTOFFIGURES(Continued)FigurePageB.6AccessCorridors-Alignments-RevisedB-7B.7AccessCorridors-Alignments-RevisedB-8B.8AccessCorridors-Alignments-RevisedB-9B.16AccessCorridors-Alignments-RevisedB-13..B.19AccessCorridors-Alignments-RevisedB-16B.22AccessCorridors-Alignments-AdditionB-19D.lTerrainUnitMap-RevisedD-47D.2TerrainUnitMap-Revised0-480.3TerrainUnitMap-Revised0-490.4TerrainUnitMap-Revised0-500.6TerrainUnitMap-Revised0-520.7TerrainUnitMap-Revised0-530.8TerrainUnitMap-Revised0-540.9TerrainUnitMap-Revised0-550.14TerrainUnitMap-Revised0-600.15TerrainUnitMap-Revised0-610.16TerrainUnitMap-Revised0-620.17TerrainUnitMap-Revised0-63D.18TerrainUnitMap-Revised0-640.19TerrainUnitMap-Revised0-650.20TerrainUnitMap-Revised0-660.21TerrainUnitMap-Revised0-670.22TerrainUnitMap-Addition0-67Ar35/a9viii SupplementLISTOFFIGURES(Continued)FigureF.5.8F.5.9F.5.10..G..l·r35/alOPortageCreekBridgeatSusitnaRiverSusitnaRiverwestofPortageCreekSusitnaRiversouthwestofFogCreekBorrowPitloe.atiQ~5.-'..Revised....:....ixPageF-18AF-18BF-18C.....G.-.2..."..... Supplementr35/a11SUMMARYAlternateAccessPlansSupplement PREFEREDROUTEINEACHCORRIDOROTHERALTERNATESlNVESTIGATEDPREPAREDBY:PREPAREDFOR:REVISEDFIGURE'2.""S'-rIVESD.JECTA.,-""~'"--.-....~...TIO-I\IALTCLRlrYCONSULTANTS.INC. SupplementPlan11Plan11wasrevisedtoPlan11RtoprovideaccesstothecamponthesouthsideofDevilCanyon.Plan11RsupercedesPlan11.Plan11RservestheentireprojectfromtheDenaliHighway.NoaccessisprovidedatGoldCreek.SuppliesareshippedbyrailtoarailheadatCantwell,thentruckedtoWatanaviatheDenaliHighway,thenontoDevilCanyonalongthenorthside.AccesstotheSouthsideofthedamsiteisviaalowlevelcrossingsimilartotheonefoundinPlan5.Thisplanhastheadvantageofalowriskofscheduledelay.Thelongerhaul,however,makesthisroutethemostexpensivefromalogisticsstandpoint.Plans12-18Theseplansusemodificationsofthe3basiccorridorroutesusedinPlans1-11.Plan12isanallroad,northsideroutethatavoidstheundesirablePortageCreektraversebycrossingatthemouthofPortageCreek.AlowlevelcrossingoftheSusitnariverisincludedatDevilCanyon.TheroadisservedbyrailheadfromHurricane.ThedisadvantageofthisplanisthemajorbridgeandassociatedscheduledelayatPortageCreek.Plan13isallroad,withdirectaccessfromtheAlaskaRailroadandParksHighwayatHurricane,totheWatanaDamsite,viaapassneartheupperendofPortageCreek.AbranchroadservestheDevilCanyonDamsite,crossingtheSusitanRivernearPortageCreek.r35/a122-9A SupplementPlan14isacombinationofroadandrail.RailisextendedfromGoldCreeknorthtoarailheadonaterraceontheSusitnaRiver.Fromhere,roadcontinuestobothdamsitesonthesouthsideoftheSusitnariver,crossingtothenorthsidenearFogCreek.AccesstotheParksHighwayisprovidedbyaroadspurfromtherailheadnorthtoHurricane.Plan15isthesameasPlan14,butdeletestheroadlinktotheParksHighway.Thislowerstheconstructioncostandeffectivelyeliminatespublicaccess.Plan16consistsofarailheadatGoldCreek,roadtoDevilCanyon,roadfromDevilCanyontoWatana,.andapublicaccessroadfromHurricanetoDevilCanyon.TheroadfromDevilCanyontoWatanaisonthesouthsidetoFogCreek,thencrossestheSusitnatojointhecamponthenorthside.Plan17issimilarPlan6,exceptthat,insteadofaserviceroadonthenorthside,thisplanhasaserviceroadthatisonthesouthsidebetweenDevilCanyonandFogCreek,thencrossestothenorthsidetoreachWatana.AswithPlan6,DevilCanyonisservedbyrailandWatanabyroadfromtheDenaliHighway.RailheadsarelocatedatbothDevilCanyonandCantwell.Plan17AisaslightmodificationofPlan17.FromFogCreektoWatanaDam,theroadstaysonthesouthsideoftheriver.Plan18isanothermodificationofPlan6.ItincludesrailaccessfromGoldCreektoDevilCanyon,roadaccessfromtheDenaliHighwaytoWatana,andaserviceroadbetweenthedamsonthenorthside.Plan18differsfromPlan6inthatDevilCanyoniscrossedbyahighlevelbridge,andthealignmenthasbeenimproved.r35/a132-9B Supplementr35/a14CORRIDORSELECTIONDeiscussionofAlternateSegmentsSupplement Supplement(fa)Segment1-G(i)DescriptionSegment1-Gisanalternatetoaportionof1-AfromtheParksHighwaytoChulitnaPass.Unlikesegmentsl-Aandl-F,thissegmentavoidsDenaliStateParklandsandtherecentlysurveyedIndianRiverSubdivision.ThesegmentpassesChulitnaButteontheeastside,followsthebaseofthemountains,andjoinsthehighwayandrailroadatHurricane.SeeFigure9.2AThissegmentissixmileslong.(ii)LineandGradeThissegmentconformswiththepreferreddesignparameters.Thoughlongerthantheportionof1-Aitreplaces,thelineandgradearecomparable.(iii)DrainageFeaturesAnumberofsmalldrainagesarecrossedonthissegment.AllcanbeeasilycrossedwithculvertsexceptGraniteCreek,whichmayrequireapipearchorsmallbridge.(iv)BridgesNobridgeswillberequiredotherthanthepossibleshortspanatGraniteCreek,justeastoftheHurricaneSiding.r35/al59-16A Supplement(v)SoilsBytraversingthebaseofthemountainseastofChulitnaButte,thissegmentavoidstheextensiveorganicsencounteredinl-A.Terrainunitmappingisnotyetavailableinthisarea,however,thesteeperslopeandbetterdrainagedefinitionwouldsuggestmoremanageablesoils.(vi)EnvironmentalConcernsAfinalanalysisofenvironmentalimpactsforthissegmenthavenotyetbeenreceived.Thesegmentdoesalleviatetheproblemscreatedbyl-A.Segmentl-Gwillavoidthewetlandsencounteredinl-A,circumnavigatetheexistingcabinsinChulitnaPass,andawayfromtheStatelandsthathavebeendesignatedDenaliStateParkorIndianRiverSubdivision.(vii)SegmentSuitabilitySegmentl-GappearstobeasuperiorchoicetotheportionofSegmentl-AintheChulitnaPassarea.Thiscannotbeconfirmed,however,untilaerialphotography,terrainunitmaps,andenvironmentalmapsaregenerated.(fb)Segmentl-H(i)Descriptionr35/a169-16B R&M CONSULTANTS,INC. SUSIT'NA ACCESS CCRRIDCR SEGMENT'1G=6·MI.:SEGMENT'1H=6'MI.: :. ,. ~'.r~"'".~'~L......l~.....~-~....~ . .~~t'".f ~\,...,~.'"11 . ~:,._-."',:,;sillitr ..- , .''''',":.,~Je t'~-..,;.....:.--'1'.;...~.·r:;L ,,?>'.'f\I':.". .,",/:'~'"''I I I .,'-", , •~~,l ~,. \...)"~"1 'I",,.;.I ','~.'.I,"(."t-"~.,....."""...I '.~ '.,;'j 1· /ii,'-:.J.,PREPARED FOR: REVISED·- FIGURE,g'.eA'. SupplementThissegmentjoins1-AattheheadofPortageValleyto1-A/1-BinDevilCreekValley.ThelineshortensthehaultoWatanaDamsite,butdoesnotprovideaccesstoDevilCanyonDamsite.Thesegmentissixmilesinlength.SeeFigure9.2A.(ii)LineandGradeGradeswillbeinexcessofthedesiredparameters.An8%gradewiIIbeneededforonetotwomiles.(iii)DrainageFeaturesThesegmenttraversesasteepslopeaboveatributaryofPortageCreek.CaremustbetakentocontrolsidehillerosionasPortageCreekisananadromousstreamandthetributaryparalleledmayalsobe.Noothersignificantdrainagesareencountered.(iv)BridgesPortageCreekwillbecrossedjustupstreamofthecrossinganticipatedfori-A.Thesameclassofbridge-approx-imately200feetlongwithtwoorthreespans-shouldbesufficient.(v)SoilsThissegmentcrossesfrozenbasaltillintherelativelyflatr35/a179-16D SupplementPortageCreekValley,colluviumoverbedrockandexposedbedrockalongthesteepsideslopesofthePortageCreektributary,andfrozenbasaltillalongthegentlerdrainageintoDevilCreek.ProblemswitherosionandthawsettlementwillbesimilartothoseencounteredinPortageValleyonl-A.(vi)EnvironmentalConcernsThemajorenvironmentalimpactanticipatedisonthepossiblyanadromoustributaryofPortageCreekthattheroutewillparallel.ByshorteningtheroutetoWatanaDamsiteandremovingtheloopofroadthatservesDevilCanyonDamsite,thissegmentalleviatesseveralmajorenvironmentalconcerns.TherewouldbelessimpactonPortageCreekbecauseonlyonesideofthevalleywouldbetraversed.ThevalleyISafurbearerhabitatandsalmonspawningarea.AlsoavoidedisthepotentialraptorhabitatintheDevilCanyonandPortageCreekconfluence,andthefurbearerhabitatandlodgeatHighLake.(vii)SegmentSuitabilityThissegment'ssuitabilityisdependentonseveralcriteria.Thegradeisabovethedesireable6%,butonlyforashortdistance.Whenjoinedwithl-A,DevilCanyonisbypassed,whichwillnecessitateaseparatespurroadbebuiltfortheDevilCayonDamConstructionandaccess.Theoriginalr35/a189-16E ,SupplementSegmentl-AtraversedbothsidesofPortageCreek,whichwasconsideredtobeanunsuitablyhighenvironmentalimpact.Bylimitingthetraversetoonlyoneside,thecombinationofSegmentsl-Aandl-Hbecomessuitable.r35/a199-16F Supplement(ua)Segment2-Q(i)DescriptionThissegmentjoins2-1to2-B.Presently,2-1endsatDevilCanyonand2-Bstartsthere.Segment2-Qwouldstarton2-1about2milesbeforethedamsite,traverseChechakoCreekanditsmajortributaryattheirupstreamreaches,andjoin2-Baboutfourmilessoutheastofthedamsite.SeeFigure9.8A.Thissegmentisninemileslong.(ii)LineandGradeThissegmentsubstitutesalongerroute,withmaximumgradesandminimumradiuscurvesforthemajorbridgesrequiredon2-B.BystartingsouthseveralmileswestofDevilCanyonDamsite,theunacceptablyhighgradesfoundin2-Bcanbeavoided.(iii)DrainageFeaturesAswith2-B,thealignmentisonhighgroundandavoidsmostdrainageconflicts.r35/a20 ·..........--_..,ttoD-IIIIoUenenwuuce<C2I--en:::Ien...-~mIIeIN..2w~CJwCD Supplement(iv)BridgesBecauseChechakoCreekanditstributaryarecrossedwellupstreamof2-B,thegorgesaremuchsmaller.Smaller,conventionalbridgescanbeused.(v)SoilsThesegmenttraversecolluviumoverbedrockandexposedbedrock.Somepatchesofsolifluctionareinthevicinity,butcanbeavoided.Nosignificantprobelmsareforeseen.(vi)EnvironmentalConcernsThissegmentmayenterintothecaribouwinteringareasattheupperreachesofChechakoCreek.Noothersignificantconcernshavebeennoted.Whenusedinconjunctionwith.2-B,asasubstitutefor2-G,araptornestingareaisavoided.(vii)SegmentSuitabilityThissegmentcombinedwiththeeastpartofSegment2-B,appearstobeequallyassuitableasSegment2-G.ThoughitlengthensthetotalmileagetoWatanaDamsite,iteliminatestheproblemsassociatedwiththehighbridgesatChechakoCreekandneighboringgorges,extensiverockexcavation,andpossibleconstructiondelays.r35/a219-46C Supplement(wa)Segment2-RRR(i)DescriptionThissegmentisasevenmilespurofrailroadthatleavestheexistingtracksatGoldCreek,traversesthebluffsonthesouthsideoftheSusitnaRiver,andendsinarailheadonaflatterraceonthesouthbankoftheSusitnaRiver.SeeFigure9.10A(ii)LineandGradesBysidehillcuttingintotheSusitnaRiverbluffs,therailroadremainsatalowelevationwitharelativelyflatgrade.Minimumradiuscurveswillbeneededtoconformtothebluffasmuchaspossible.(iii)DrainageFeaturesGoldCreekandseveralminorunnameddrainagescanbecrossedwithcuIverts.(iv)BridgesNobridgesarerequiredonthissegment.(v)SoilsTheSusitnaRiverbluffsarecomposedoffrozenbasaltill,r35/a229-52A j',,.':!!,'\,t·,·\-;',-..,~,.u.-\• Q·w_-ex:.'.-'"c(-'--c.wex:c.'"::-i:"~i_;.'.~~---""+"'~.:'..~~~:.-:,~:'":"-~-,:,~':"'~.....-~;.\"\\..",.,vc.~:~'j,-IEaD-IEIEau'II'-II~III'-mII-UIEUIEc(IENc(..22..w-~IICJ:::JwIIUJ.02l:enI-z~;.oJ;:)rnz00=:ollex: Supplementwhichhasarelativelylowslopestability.Binwallsorothersoilreinforcementmaybeneeded.Theterraceandfloodplainsoilsencounteredinthebeginningandendofthesegmentshouldposenospecialproblems.(vi)EnvironmentalConcernsBoth2-RRand2-1parallelthissegment.Noenvironmentalconflictswerefoundwhenreviewingthem.(vii)SegmentSuitabilityThissegmentofrailroadwouldbesuitabletouseinconjunctionwitharoadthatcontinuesontoDevilCanyon(suchas2-1).IteffectivelyeliminatesallpublicaccessfromtheGoldCreekvicinity.Italsoprecludestheuseofsegments2L,2Hand2Kduetoconflictinggrades.(wb)Segment2S(i)DescriptionThissegmentconnectssegment2AintheStephanLakevicinitywithSegmentlCbycrossingtheSusitnaRiver.SeeFigure9.lOB.Thesegmentissevenmileslong.(ii)LineandGradeMaximumgradeswillbeneededonboththenorthandsouthr35/a239-52C SupplementbanksoftheSusitnaRiver.Thebankslieat50to100%crossslopes,withexposedbedrockinsomeplacesonthesouthbank.(iii)DrainageFeaturesOnthesouthsideofSusitnaRiver,severalsmalldrainagesarecrossedforwhichculvertsshouldbeadquate.(iv)BridgesTheSusitnaRiverbridgewillbeamajorhighlevelspan,withapproximately600feetofsteeltrussand2600feetofplategirder,andover100feetabovethepresentwatersurface.TheheightisnecessaryinordertospanthefutureDevilCanyonReservoir.Duringinitialroadconstruction,therewouldbesufficientroomtoconstructaroadtothebottomofthevalleyforatemporarylowlevelcrossingorferry.ThiswouldspeedbridgeconstructionandavoidaccessdelaystotheWatanaDamsite.(v)SoilsThesegmentislargelyonfrozenbasaltill,similartothosediscussedinothersectionsofthisreport.(vi)EnvironmentalConcernsThisareahasnotbeenstudiedindetailfromanenviron-r35/a249-520 Supplementmentalstandpoint.Previousoverviewsoftheareadidnotrevealanyconflicts.(vii)SegmentSuitabilitySegmentl-Chasbeendeemedunsuitableforconstruction,alignment,andenvironmentalreasons.However,thesmallpiecethatjoinsSegment2-StoWatanaDamappearssatisfactory.Segment2-Sitselfiswithinacceptabledesignparametersandisdeemedsuitableforfurtherconsideration.(wc)Segment2-T(i)DescriptionSegment2-Tconnectsl-AjusteastofIndianRiverwithSegment2-1.IncludedinthissegmentisamajorbridgeacrosstheSusitnaRiver.Thesegmentissevenmileslong.SeeFigure9.lOB.(ii)LineandGradeThenorthbluffoftheSusitnaRiverwillhavetobesidehilltraversedatamaximumgrade.Therestofthesegmentismadeupofmildergradesandfewcurves.(iii)DrainageFeaturesOnlyminordrainagesarecrossed,whichcanbesuitablyr35/a259-52E Supplementcrossedwithculverts.(iv)BridgesThebridgeacrosstheSusitnaRiverwillbesimilartotheoneanticipatedin2-E,a2480-foot,orthotropicsteelstructurewithapproximatelytwelvespans.(v)SoilsThissegmenttravelsacrossfrozenbasaltillinterspersedwithpatchesoforganics.Thefrozenbasaltillshouldnotbeasignificantproblemoverthemajorityoftheroute,sincethecrossslopeisslight.ThepotentialforerosionandslopefailurewillbeashighontheSusitnaRivernorthbluff,asitisonthesouthbluff(seeSegment2-R,2-1and2-RRR)(vi)EnvironmentalConcernsAdetailedstudywasmadeoftheenvironmentalconcernsinthisareahasnotyetbeencompleted.Ifthissegmentisusedasasubstitutefor2Lor2E,themajorimpactofroadaccesstotheIndianRiverRemoteParcelsiteswouldberemoved.(vii)SegmentSuitabilityThissegmentissuitableforroadwayconstructionandr35/a269-52F SupplementcomparesfavorablywithSegment2-L.It'sattributeisthecircumventionoftheIndianParcelSites.(wd)Segment2-U(i)DescriptionmajorpositiveRiverRemoteSegment2-Ushortensthe1-AsegmentbyeliminatingtheloopupPortageCreek.Instead,thesegmentcrossesPortageCreekatitsconfluencewiththeSusitnaRiver,thenrejoins1-AaboveDevilCanyonDamsite.SeeFigure9.10B.Thissegmentissixmileslong.(ii)LineandGradeTheportionofthissegmentjustbeforeandafterthePortageCreekcrossinghastotraversesteep(50%orhigher)sidehills,butallcurvesandgradesarewithinthedesigncriteria.(iii)DrainageFeaturesThemajordrainage-PortageCreek-willbecrossedwithabridge.Oftheothermoreminordrainages,onethatdrainsaswampyareawillbedifficultastheentirevalleythatcontainsitislinedwithorganics.Thisandotherdrainagesshouldbepossibletocrosswithculverts.(iv)Bridgesr35/a279-52G SupplementAmajorbridgeisrequiredacrossPortageCreek.Itwillbe1100feetlong,andcablestayed.(v)SoilsThesegmentgoesthroughseveralunavoidableareasoforganics.TherestofthesegmentisonfrozenbasaltillwithsomecolluviumandexposedbedrockatthePortageCreekcrossing.Constructionwillbesimilartootherareaswiththesematerials.(vi)EnvironmentalConcernsThissegmentdeletesthelong'traverseupanddownPortage.Creek,thusavoidingimpactstosalmonspawningareas,furbearinghabitatandaminingclaim.Thepotentialraptornestingarea,however,isstillimpacted.AlsosubjecttopossibleimpactisahistoricalsiteatthemouthofPortageCreek.Itconsistsofaninscription,dated1897,withthenamesofWilliamDickeyandthreeotherindividuals.Dickeywasoneofthefirstwhitemenintheregion.ItisnotyetknownifthissiteiseligibletobelistedontheNationalRegisterofHistoricPlaces.ActualconstructionofthePortageCreekbridgewouldrequiremitigationmeasurestopreventerosionintosalmonspawningareas.Long-termerosionassociatedwithsegmentl-Aisnotanticipated.(vii)SegmentSuitabilityThissegmenteliminatestheSegmentl-A,withitsdifficultr35/a289-52Hlesssidedesirableportionhillconstructionofand Supplementenvironmentalimpacts.ThetradeoffisamajorbridgeatthemouthofPortageCreekthatwouldimpacttheconstructionschedulebyrequiringtwoormoreyearstoconstruct.(we)Segment2-V(i)DescriptionSegment2-Visavariationof2-U.Itbranchesoffjustbefore2-UcrossesPortageCreek.Segmenti-vinsteadcrossestheSusitnaRiver,andproceedstotheDevilCanyonDamsitealongthesouthsideoftheriverwhereitjoinsline2-1.Thissegmentisfourtoileslong.SeeFigure9.10B.(ii)LineandGradeMaximumallowablegradesandminimumcurvaturesareusedonthissegment,butitstayswithinthedesigncriteria.(iii)DrainageFeaturesSeveralravinesarecrossedonthes)uthsideofDevilCanyon.Thoughtheydrainfairlysmallareas,thedeepnessofthegorgesmayindicatethatshortbridgeswouldbecheaperthanculvertsundermassivefills.r35/a299-521 .~~. I,.....t ~'.....,. -:,,:: •'It _.~! . '•.f . "... '.."f '':),.",~•".,1:'"1,.~./~',}'I'>-a I i,"r~I " , "'_.t'."'L~t •I'f''.."\'~t;.1 ' .'~l;''I":'.w':r :·t·,1 ·V~.~Il!I r"'l,,.""."J',>.. ..,.,l -,..'.,.' .".•','"..'.ll"<.',~t '-0-.""-I,,/f '.'."\-,,\'.~".""1 ,',r'..··,','. ..I ,lv'{', ~·T~,.··or ':"'f'~'\"~'".I '.t'··lI'1·'/;'::"~"\0i-\':;-Y;;,"~!.'..r •'....j '~·...(.:1 '',':,!\.'.":'~.v'c.,'1-:.t.\.."J.'~"~''''I :'-f .~_~1.... ......,"...t.'.,'\,:~.}>J"T'"~/~'""'"t"'",...~...~.~0{:...:....~r,:~'/>'0....,,;I .".~,'L...........~.....-,f _......./"1"'_"""'........".~,!....~).~'l..D:,."r ~~...:;.,.~.~•.r··",-r~=--t i,"'''''',r ..r~··~....:;./"1'1'"J .•~l .•'\.r'""",t.,...y'\I;.."'~.I~'".....'~.S'~~"T..~'.f·~EE .1·..../·-:·S t!;i.~..,'i ".']",~:,.~.,./'-.I,:•"I'H~ I 'I,\,.;..•~r l t'....,:..I ,:-:•I It.•j ~J2 r",...1......,..t ,;,.-ItS .!I ,....#"l I •"'-,J ~l~A .'fl~'.I '"'~'~'~..1 ......<~~..'1 t.'I'".n,~..~..;.~+\';.. ..,,:-.:'~.~,-t ....-.,.~,~~'.;'!,_.")';i:,';r·..'C ;.L."'--.t~~4.I ,-,r."I'.-\~I·<j ..: .il..""-.\J'·:V '..'.'3:,..\.I .'...,,:,r,"-G-:.of',;~~'j I <.:~.:~...",',V''j:~•.~';1..!.i ~""4f ..)n-4--~ <...¥oi·til • •.+.,.•."',.,.#~..,'.~'.':j~.,.---..', • , \~J,l'.."'j •'.~..~I:;:..)./.~.l'. (""./..'.', '••'.....F ." ...,,,':1<1 ..,~..""...,• • • ."'.",,'..'•'--,;""",'\~~.'v,••I '..,'..II·.i I,",,,',J '•.":',...._.tIoo,-.::!.,~~.,,'f,.,""',"_,"...•j ..", .F;..,t ".',..•.•.,.<.\1-1!""'.'<"";0 ;.,'.•",.:' PREPARED BY l~.:.",":';If ~~.•'.~i·~'.'"'"",..,{'r.:,::'.r ...';I.·..,'51·_.~',:,\\,.:,':'<,..t;\)~~b .'i(]...·..t ,PREPARED FOR: '~?'''~'~'''--'-1".,,-"."'..,.:;-.....~.."';,,..,f.~':'t (~.."<,'.~'\;,:I r,",.i'~ . ",.,"~rt,..1"...;,."......,.',:••I~";";'1".,.'t4"r...',"".~iN ';.('.;''.,,'.,\':I ,I,\~"".(t\~~~~\".!~.\..-,., SUSITNA ACCESS.CDRRIDDR SEGMENT:as=7·Nn~SEGMENT'aT':?-Nil.. SEGMENT-aU':6'MI..:SEGMENT·aV=4·MI. REVISED r;;;;lU FIGURE:9·•.,OB_ Supplement(iv)BridgesInadditiontotheshortbridgesmentionedabove,amajorbridgewillbeneededacrosstheSusitnaRiver.Itwouldbeasteeldecktruss,1100feetlong.(v)SoilsTheproblemsassociatedwiththesesoils-frozenbasaltill,withcolluviumonthesteepslopes-areasdiscussedelsewhere(seeSegments2-RRRinthissupplementandSegment1-Ainthemainreport).(vi)EnvironmentalImpactsTheonlyimpactsnotedforthissegmentareonthepotentialraptornestingareasfoundwithinDevilCanyon.(vii)SegmentSuitabilityThissegmentisfoundistobequitesuitableasitmeetsallthedesigncriteriaandhasminimalenvironmentalimpact.(wf)Segment2-W(i)DescriptionSegment2-WISashortconnectorbetween2-Tand2-U.r35/a309-52K IHI-2oo~•'01iiiIE::JCJ-u...tE-oD-IEIE0-uOJCDWU~II)U.N.e(--....e(202w...~N-'"CDCJ.,.::Jw·CD-CD SupplementThesegmentisonemilelong.(SeeFigure9.lOC).(ii)LineandGradeThissegmentiswithindesigncriteria.(iii)DrainageFeaturesNosignificantfeaturesareencountered.(iv)BridgesNobridgesareneeded.(v)SoilsSoilsaresimilartothoseforSegment2-U.(vi)EnvironmentalConcernsBy"short-cutting"aroundthenorthendofSegment2-U,impactoncabinsinthatareaisreduced.(vii)SegmentSuitabilityThissegmentisasuitableconnectionbetweenSegments2-Tand2-U.r35/a319-52M Supplement(za)Segment3-D(i)DescriptionTheshortsegmentstartsatLine3AnearBigLake,passeswestofDeadmanMountain,andthenjoinsLine3C.WhileitshortenstheoveralllengthofroadfromtheDenaliHighwaytoWatana,itinvolvesmoredifficultterrain.SeeFigure9.11A.Thelineiseigthtandonehalfmileslong.(ii)LineandGradeMaximumgradewouldbeutilizedovermostofthelengthofthissegment,inordertoclearthepassbetweenDeadmanMountainandthemountainstothewest.(iii)DrainageFeatureThelineparallelsamarshytributaryofDeadmanCreeksouthofthepass.Severalsidebrancheswouldbecrossedwithculverts.Northofthepass,theheadwatersofDeadmanCreekareparalleled,andcrossedjustbeforejoiningLine3C.Thiscrossingwouldalsobeviaculverts.(iv)BridgesNobridgesarerequiredforthissegment.r35/a329-57A Supplement(v)SoilsNodataavailableyet.(vi)EnvironmentalConcernsAdetailedstudyisroute.ThelineDeadmanLakethanculturalresourcesLake/BigLakearea.notyetavailableonthemajorityofthisdoesmoveslightyfartherawayfromLine3A,thuscreatinglessimpactonthe(ancientcampsites)oftheDeadman(vii)SegmentSuitabilityThoughthesegmentislessdesirablefromanengineeringandconstructionpointofview,becauseofitssteeperterrain,itismorefavorablefromanenvironmentalstandpointandshouldbeconsideredaviablealternative.(zb)Segment3-E(i)DescriptionThissegm€,.tgenerallyparallelsSegment3-D,butis1milewestandtraverseshigherground.ThesegmentstartsitsonemileoffsetnearTsusenaButteandrejoinsSegment3-DatthepasswestofDeadmanMountain.Thelengthis14.7miles.SeeFigure9-11A.9-57Br35/a33 .,(a:I:;1·,'0~LI.QW..a:'c(.'a.wc(a:a.-<!~,,~•I:rGJwwOJII-:J>I!Jw_II·'"'w'-.~ttl'~IE~IIW0.l'JD..-2IEwIE~0I!JQwm·OJ'..m-w.~UiiI'UIIaII)C.l'JC'..022..w-~OJI!J::JwOJ·OJ Supplement(ii)LineandGradeSegment3Eislongerthan3D,haslongerstretchesofmaximumgrade,andhasa1800minimumradiuscurvewhereitcrossesatributaryofDeadmanCreek.(iii)DrainageFeaturesGenerally,thesamestreamsarecrossedasin3D,buttheyarecrossedatahigher(upstream)elevation.(iv)BridgesNobridgeswillbeneededonthissegment.(v)SoilsNodataavailableyet.(vi)EnvironmentalConcernsAdetailedenvironmentalstudyoftheareawestofDeadmanMountainhasnotyetbeencompleted,butitappearsthatthissegmentismorefavorablefromanimpactstandpoint.TheroadwouldbefartherawayfromDeadmanCreek,itstributariesandassociatedwetlands,therebymitigatingtosomeextentsecondaryimpactsonwaterfowlandgrayling.TheroutealsoavoidstheculturalresourceareasaroundDeadmanLakeandBigLake.r35/a349-57D Supplement(viii)SegmentSuitabilityThisrouteiswithintheminimumdesignstandards,buthasmoredifficultterrain,higherelevation,andlongerlengththanotheralternatives.Thehigherconstructioncosts,constructiontimeschedulingandmaintenancecostsareoffsetbythelowerenvironmentalimpacts,makingthissegmentaviablealternativeto3D.r35/a359-57E Supplementr35/a36CORRIDORSELECTIONCorridorSummarySupplement PREFEREDROUTEINEACHCORRiDOROTHERALTERNATES1NVESTIGATEDPREPAREDFOR:REVISED'FIGURE9.12ESCCESSNATIPRD.JECTATIDAL.-LR&MCONSULTANTS.INC.PREPAREDBYr Supplement9.4CorridorSummary-SupplementPlans1to11Rareverysimpletoarrange,withonlyonesetofsectionsselectedforeachofthethreemaincorridors.Plans12to17A,however,donotfitintothissamepattern.Severaldifferentsectionsineachcorridorwereconsideredofequalmeritforfurtherinvestigationand'incorporati.onintoplans.Forclarity,thebreakdownofsegments,sectionsandcorridorsisresummarizedonTable9.4,accordingtothefollowingsystemofranking.1.Corridor-denotesawideband.Thethreecorridorsare#1(northofSusitnaRiver),#2(SouthofCorridor#1)and#3(DenaliHighwaytoWatana).Allstudywasconductedwithinthethreeproposedcorridors.2.Segment- aproposedlengthofroadorrailthatmayormaynotbesuitableforfurtherconsideration.Somesegments,suchas1-Astretchtheentirelengthofacorridor,whileothersaremuchshorterpieces.Segmentsarenotnecessarilyusedintheirentirety,theymaybesupercededatoneormoreplacesbyother,morefeasible,segments.3.Section- acombinationofoneormoresegmentsorpiecesofsegmentsfoundtobesuitableforincorpora-tionintoplans.4.Plan- acombinationofoneormoresectionstomakeacompleteroadand/orrailfacilitythatcanservebothdams.r35/a379-60 TABLE 9.4 CORRIDORS,SECTIONS AND SEGMENTS Corridor Section Description Segments Used 1 A-1 Parks Highway at Chulitna to Devil Canyon (N)*1-A A-2 Devi I Canyon (N)to Watana (N)1-A,1-B,1-E,3-A A-3 Parks Highway at Hurricane to Indian River Area 1-A,1-G A-4 Parks Highway at Hurricane to Gold Creek Rail Spur 1-A, 1-G,2-T A-5 Indian River Area to Devil Canyon (N)2-U A-6 Indian River Area to Devil Canyon (S)2-U,2-V A-7 Indian River Area to Watana (N)1-A,1-B,1-H,1-E,3-A A-8 Parks Highway At Hurricane to Devil Canyon (S)1-A, 1-G,2-T,2-U,2-V,2-W 2 B-1 Parks Highway at Chulitna to Gold Creek 1-A,1-F,2-L B-2 Gold Creek to Devil Canyon (S)2-1 \.0 B-3 Devil Canyon to Watana (S)2-A,2-B,2-F,2-G,2-JI Ol 8-4 Gold Creek Rail Spur to Devil Canyon 2-1I---J 8-5 not used 8-6 Devil Canyon to Watana (N)2-A,2-8,2-Q,2-S,1-C 8-7 Devil Canyon to Watana (S)2-A,2-8,2-F,2-G,2-J,2-Q, 3 C-1 Denali Highway to Watana,east of Deadman Mt.3-A,3-C C-2 Upgrade Denali Highway n.a. C-3 Denali Highway to Watana,West of Deadman Mt.3-A,3-C,3-D C-4 Denali Highway to Watana,West of Deadman Mt.3-A,3-C,3-D,3-E R R-1 Gold Creek to Devil Canyon (S)2-R R-2 Devil Canyon (S)to Watana (S)2-R,2-RR R-3 Gold Creek Rail Spur 2-RRR **D Devil Canyon Trans-Dam Crossing 2-P H Devil Canyon Low-Level Crossing 2-M X High bridge at Devil Canyon 2-N ;'\ ·l~;t\ (N)means northside,(8)means south side of Devil Canyon Dam or Watana Dam connections between Corridors 1 &2 at Devil Canyon Supplementr35/a38ACCESSPLANSSupplySources&ShippingOptionsTableSupplement SupplementSUPPLEMENTTOTABLE10.1MILEAGEFROMPORTSTORAILHEADORPROJECTMilesRailHaulToHurricaneGoldCreekSpurEndr35/a39Anchorage167156lO-7ASeward280269Whittier229218 SupplementSectionA-3A-4A-5A-6A-7A-8B-4B-5B-6B-7C-lC-2C-3C-4R-3r35/a40SUPPLEMENTTOTABLE10.4BASICCORRIDORSEGMENTSDescriptionHurricanetoIndianRiverHurricanetoGoldCreekSpurIndianRivertoNorthsideofDevilCanyonIndianRivertoSouthsideofDevilCanyonIndianRivertoWatanaviaUpperPortageHurricanetoSouthsideofDevilCanyonGoldCreekSpurtoDevnCanyonNotUsedDevilCanyontoNorthsideWatanaDevilCanyontoSouthsideWatanaDenaliHighwaytoWatana,EastofDeadmanMt.UpgradeDenaliHighwayDenaliHighwaytoWatana,WestofDeadmanMt.DenaliHighwaytoWatana,Upland&WestofDeadmanMt.GoldCreekSpurIO-IOA Supplementr35/a41SUPPLEMENTTOTABLE10.5MAINTENANCEFACTORSSegmentMaintenanceFactorA-31.3A-41.3A-51.3A-61.0A-71.0A-81.2B-41.2B-61.3B-71.3C-l0.8C-20.8C-30.9C-40.9R-30.5lO-llA Supplementr35/a40ACCESSPLANSSupplement :xJ Re !: 0 0z CJ) c ~)0- Z -I .Y> Z 0.I"J ~»;-n ~n o mm OJ 11 ~... )»I ~2•i:: OJ ]!D GJmC<D-mUJ ~mD°•OJ zo z >~or-" "V ;-n i ~(1 !:0 m n m !OJ G) ::E:"D :E ... ~~ ~2 ~~:m l1D-m~<n-mil)m ~Do·•ro ~.~.,....ill Supplement(k)Plan11RPlan11isherebydeletedandreplacedwithPlan11R(revised).(i)DescriptionThisplanservestheentireprojectbyroad,fromarailheadatCantwell.MaterialishauledtoWatanaviatheDenaliHighway,thentoDevilCanyonalongthenorthside,withalowlevelcrossingatDevilCanyondamsite.(ii)SeaPortsCommontoallplansareAnchorageandWhittier.(iii)ModalSplitMaterialwouldtravelbyrailtoarailheadatCantwell,thenbetransferedtotrucksanddriventoWatana.MaterialforDevilCanyonwouldcontinuealongthenorthsidetoDevilCanyon,thancrossSusitnaRiverviaalowlevelcrossingtotheSouthsideofthedamsite.Personnelaccesswouldbeviaprivatecar.(iv)SectionsIncludedThisplanincludesSectionsA-2,C-l,C-2,HandDr35/a4210-47 :D ~c", <5= ~ i. z (") ,.-GJ C Dm ~ o ,. .~ ~ D ii1ij ~nnm OJ OJ 11... ~ 2 ~ ~ ..a D Supplement(v)BorrowPitsPlan11Rusesborrowareas7and8.(vi)CostEstimatesTheestimatedcostofthisplanisoutlinedbelow:ConstructionCampFacilitiesMaintenanceLogisticsTotal(vii)Advantages/DisadvantagesTheadvantagesofthisplanare:$131,511,35513,166,49611,027,000257,903,604$413,608,455oooor35/a43Notimeconstraint,astheportionoftheroadtoWatanacanbecompletedinoneyear.TheportionfromWatanatoDevilCanyonandthelowlevelcrossing,canbecompletedduringconstructionofWatana.Personnelaccessviaprivatevehicle.Nomajorbridges.Lowestborrowquantityoftheroadonlyplans.10-49 SupplementThedisadvantagesofthisplanare:oooLongesthaulofallplans,resultinginhighestlogisticscostandhighestmaintenancecost,andthirdtohighestconstructioncost.PotentialenvironmentalimpactsresultingfrompublicaccesstoadditionalportionsoftheNelchinaCaribouRange.Highesttotalcost.(I)Plan12(i)DescriptionThisplanservesbothDevilCanyonandWatanaDamsbytruckonthenorthsideof.theriver.SeeFigure10.12.TherailheadisatHurricane.AlowleveltemporarycrossingatDevilCanyonisneededtoprovideimmediateaccesstothesouthsideofthedamsite.(ii)SeaPortCommontoallplansareAnchorageandWhittier.(iii)ModalSplitr35/a4410-50 ~nnm III .IP 11... ~ Z ~ ~ N Z !' 1ID-II G1(C_ Dillmm ~Uo.•~ N III, B;;I SupplementMaterialwouldtravelbyrailtoarailheadatHurricane,thenbytrucktoDevilCanyonandWatana.Personnelaccesswouldbeviaprivatecar.(iv)SectionsIncludedThisplanincludesSectionsA-3andA-5toDevilCanyon,A-2betweenthedamsites,andH,thelowlevelcrossing,toservethesouthsideofDevilCanyon.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesThepreliminaryestimatedcostofthisplanisoutlinedbelow:ConstructionCampFacilitiesMaintenanceLogisticsTotal(vii)Schedule$96,289,7229,629,0247,499,000226,085,887$339,503,633ThemajorbridgeonPortageCreekwillcauseatimedelayoftwoyears.TherewouldbenoaccesstotheWatanadamsiteuntilthebridgeissubstantiallycompleted.r35/a4510-52 Supplement(viii)Advantages/DisadvantagesTheadvantagesofPlan12are:ooPersonnelaccessviaprivatevehicles.NoimpacttotheIndianRiverRemoteParcels.Thedisadvantagesofthisplanare:oo(m)Plan13ConstructionscheduledelaysduetoPortageCreekBridge.Alowlevel,substandardcrossingwouldbeneededatDevilCanyontosupplythesouthsideofthedamsite.(i)DescriptionAccessPlan13servesbothdamsbytruckfromarailheadatHurricane.Theroadisentirelyonthenorthside,withamainroutedirectlytoWatanaandaspurroadtoDevilCanyon.(ii)SeaPortCommontoallplansareAnchorageandWhittier.r35/a4610-53 "'0 :::tIm ~ :::tImc tD-< »nnm III IIJ u..»z ~ ~ .W zo lID-mG1(C_ Dill IQm ~Da•~ W i§l ~I~ .. ) I "II. Supplement(iii)ModalSplitMaterialtravelsbytrainasfarasHurricanesiding,thenbytrucktothedamsites.Personneltravelwouldbebyprivatevehicle.(iv)SectionIncludedThesectionsincludeA-3andA-7fromHurricanetoWatana,withthesideroadA..;6toDevilCanyon.ArailheadisplannedatHurricane.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesTheestimatedcostofPlan13isoutlinedbelow:ConstructionCampFaciIitiesMaintenanceLogisticsTotal(vii)Schedule$82,889,1808,288,7796,344,900222,733,838$320,256,697ThemajoradvantageofthisaccessplanisthedirectroutingtoWatana.Althoughnomajorbridgesareanticipatedonther35/a4710-55 SupplementroadtoWatana,therewillbesomeconstructiondifficultiesassociatedwiththesegmenttraversingparaIleltoPortageCreek,givingthisplanamediumlevelofriskofschedulingdelay.ThemajorbridgejustdownstreamofDevilCanyonwillnotbeneededuntilconstructionofDevilCanyondamcommences,thus,itisnotaconstructionschedulingrestraint.(viii)Advantages/Disadvantagesoooo(n)Plan14Lowriskofscheduledelays.Allpersonnelaccessviaprivateauto.AdverseenvironmentalimpactsassociatedwiththesidehilltraverseofIndianRiverValley.Thirdlowestconstructioncost.(i)DescriptionThisplanincludesashortrailspurfromGoldGreek,alongtheSusitnaRiver.TherailheadjoinsaroadthatstartsatHurricane,passestherailhead,servesDevilCanyon,thencontinuesalongthesouthsideoftheSusitnaRiver,toWatana.(ii)Seaportsr35/a4810-56 J>nnm UI .QI .11.. J> ~ ~ -'!!D .~. '1 m c<D-mUl.m -,Do' •-'ta IJ-, s=:;; •o I (J1 ~ z ~ .::...~.,. SupplementCommontoallplansareAnchorageandWhittier.(iii)ModalSplitMaterialwouldtravelbytraintoGoldCreek,thenbysmallertrainstotherailheadattheendofthespur.There,theywouldbetransferedtotrucksandhauledtothetwodamsites.TheroadfromHurricanetotherailheadwouldprovideaccessforpersonnelviaprivateautos.(iv)SectionsIncludedPlan14includesRailSectionR-3,RoadSectionsB-4and6-6tothedamsites,andRoadSectionA-4toconnecttothepublicroadsystem.(v)BorrowpitsNodataavailableyet.(vi)CostEstimatesConstructionCampFacilitiesMaintenanceLogisticsTotalr35/a49$120,338,51312,033,6999,493,000215,246,144$357,111,35610-58 Supplement(vii)ScheduIeAvoidsmajorproblemsassociatedwiththesouthroutebetweendams.MajorbridgesatChechakoCreekandFogCreek,heavyrockexcavationandmassiveiceareallavoidedonthisvariationofthesouthernroute.Theroadconstructionissuchthatresupplycanbeachievedafterthefirstseason,however,therewouldbesomeriskofscheduledelay.ThebridgeacrosstheSusitnaattherailheadisnotonthecriticalpath.ThebridgeacrosstheSusitnanearFogCreekisamajor,severalyearproject,buttheterrainissuchthatalowlevelcrossingbyferryortemporarybridgeisfeasible.(viii)Advantages/DisadvantagesTheadvantagesoftheplaninclude:oAvoidsmajordirectenvironmentalconflicts,difficultconstructionandtimedelaysassociatedwiththealternativesouthroute.Thedisadvantagesofthisplaninclude:r35/a50oTherailspurmustdifficultbluffterrain.accessisfeasiblecompleted.10-59bebuiItlinearly,acrossLimitedconstructionroaduntiltherailspuris Supplement(0)Plan15(i)DescriptionThisplanisessentiallythesameasPlan14,exceptthatthereisnoroadconnectionbetweentherailheadandtheParksHighway.TheplanisservedbyarailspurfromtheAlaskaRailroadatGoldCreektoarailhead8milesnortheast,thenbyroadfromtherailheadtothedamsites,onthesouthsideofSusitnaRiver.(ii)SeaPortsCommontoallplansareAnchorageandWhittier.(iii)ModalSplitMaterialwouldbeshippedbyrailtotherailhead,thenbytrucktothedamsites.Personnelwouldtravelviarailshuttletotherailhead,thenviabusshuttletothedamsites.(iv)SectionsIncludedThesectionsthatwouldbeincludedinthisplanaretheRailSpurR-3,andtheRoadSections8-4and8-6.(v)BorrowPitsNodataavailableyet.r35/a5110-60 enenen'S!LLILLILLI>>>5fi5zzzene:t:e:t:e:t:e:t:LLILLILLI0!J~!JQ~10.....a:-Iutc(c(e:t:<r.....U-INIf)011)20Ue:t:e:t:e:t:QQ:f0000c(c(CLZQQQ00<r_Za:e:t:ii:e:t:Qe:t:0:3e:t:e:t:e:t:..J«..JW800~0~'C)00e:t:a::e:t:NWIf)...J•10R&MCONSULTANTS,INC...ACCESS·PLAN·#15'REVISE~'FIGURE-10.1IS Supplement(vi)CostEstimatesConstructionCampFacilitiesMaintenanceLogisticsTotal(vii)ScheduIeSameasPlan14.$86,247,1318,624,6026,373,000215,246,144$316,490,877(viii)Advantages/DisadvantagesEssentially,thisplansharesalltheadvantages/disadvan-tagesofPlan14,withthefollowingexceptions:ooo(p)Plan16Noaccesstothepublic.Lowercostduetodeletionofconstructionofabout15milesofroad.NoimpactontheChulitnaPassexistingcommunityintheChulitnaPassarea.(i)DescriptionThisplanservesDevilCanyonbyroadfromarailheadatGoldCreek.Watanaisservedbyaroadbetweenthedams,r35/a5210-62 G};i ,'" »n·nmm Q) 11'...» .Z ~, ~ JP ::D D- E ()~."""0"z enc ~)loz-"··-t ~ Z P lID-m GI(C_ Dm nlm ~.g a ~ m ~ t 0. "~-" Supplementmostlyonthesouthsideoftheriver.Inaddition,thereisaroadfromHurricanetoDevilCanyon.Thisroadisforpassengervehicletrafficandtrucktransportifnecessary.(ii)SeaportCommontoallplansareAnchorageandWhittier.(iii)ModalSplitFreightishauledfromseaporttoGoldCreekbyrail,thenbytrucktoDevilCanyonandWatana.PassengervehiclesusetheroadfromHurricanetoDevilCanyon.(iv)SectionsIncludedPlan16includesroadSectionsB-2andB-6tothedamsites,androadSectionA-8toconnecttothepublicroadsystem.ThereisarailheadatGoldCreek.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesConstructionCampFacilitiesMaintenanceLogisticsTotalr35/a53$108,803,90010,880,2447,968,200215,571,651$343,223,99510-64 Supplement(vii)ScheduIeSameasPlan14.(viii)Advantages/DisadvantagesThisplanhasthesameadvantagesanddisadvantagesofPlan14,exceptthatthebridgeovertheSusitnaRiver,forPlan16,ischeaperandwillthereforelowertheoverallconstructioncost,andthesmallsectionofrail(R-3)isreplacedwitharoadthatwouldbeeasiertokeeponschedule.(q)Plan17(i)DescriptionPlan17issimilartoPlan4,butwithaserviceroadmostlyonthesouthside.TheserviceroadwouldbeonthesouthsidefromDevilCanyontojustdownstreamofFogCreek,thenwouldcrosstheSusitnaRiverandfollowthenorthbanktoWatana.DevilCanyonisservedbyrailfromGoldCreek.WatanaisservedbyroadfromtheDenaliHighway.(ii)SeaportsCommontoallplansareAnchorageandWhittier.r35/a5410-65 R&M,',t':';.....enenen21&.11&.11&.1>>>fi5fizzzena:a:a:a:1&.11&.11&.10~~~0II)wa:..J0~~~tretwU..JN",011)-(.);2a:0:a:0U0:E0000~~Q.z00900~-za:tra:a:0a:0$a:a:a:..J~~w000<i0C>(.)(.)(.)a:a:NW.....If)...J,::t.,..~-:-:.~j•It)·.....h""'".,,<.:,"-~-':-,.f-f:i-''I~.·1,I.-I'I'".,,.,ACCESSPLAN:#-".7IIPO[fIREVISED·IIOldFIGURE·10.17' Supplement(iii)ModalSplitWatanawouldbeservedbyrailtoCantwell,thentrucktothedamsiteviatheDenaliHighway.Personnelwouldaccessbyprivatevehicle.DevilCanyonwouldbeserveddirectlybyrail,viaGoldCreek.Personnelwouldtravelviarailshuttle.(iv)SectionsIncludedPlan17includesrailSectionR-1androadSectionsC-2andC-3,withaserviceroadonB-6.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesConstructionCampFaciIitiesMaintenanceLogisticsTotal(vii)Schedule$145,265,06914,546,9349,087,000226,772,354$395,671,357Theriskofscheduledelayislow,thereforethisplanhasthehighestprobabilityofbeingcompletedwithinoneconstructionseason.r35/a5510-67 SupplementTherailroadandserviceroadhaveareasofdifficultconstruction,withmajorbridges,butthatpartoftheconstructionisnotnecessaryuntiltheDevilCanyonDamstage.(viii)Advantages/Disadvantagesooo(r)Plan17ANopublicaccesstoDevilCanyon;railshuttleneededforpersonnel.Directaccessbetweendamsformaintenanceandoperationsstaff.IncreasedpublicaccesstotheareasouthofDenaliHighwaywithassociatednegativeenvironmentalimpacts.(i)DescriptionPlan17AvariesfromPlan17onlyinthelastfewmilesoftheeastendofthemaintenanceroad.InsteadofcrossingtheSusitnaatFogCreek,theroadcontinuesonthesouthsidetoWatana,andcrossesthedamcrest.(ii)SeaportsCommontoallplanareAnchorageandWhittier.r35/a5610-68 ......"':......~_-.nt'\.-,"....,':'1.\,}t~.,.A.1 III Z (") •1"':":"''::::'< »nnm ID " 11 II ,. )I r"2 'i I ,•.'1 •• ~ ~ lID ~-m )GJ(e_ DIDmm ~D a•~ ~CJ»::XJm lEG I~, IIII};i ~ ::XJ Supplement(iii)ModalSplitIdenticaltoPlan17.(iv)SectionsIncludedPlan17AincludesrailSectionR-1androadSectionsC-2andC-3,withaserviceroadB-7.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesConstructionCampFacilitiesMaintenanceLogisticsTotal(vii)ScheduleSameasPlan17.$134,969,03213,517,3049,295,000226,772,354$384,553,690(viii)Advantages/Disadvantagesr35/a57oThoughconstructioncostsarecutbyusingatrans-damcrossinginsteadofabridgeonthe10-70 SupplementSusitnaRiver,therewillbeanincreaseinmaintenancecost.oo(s)Plan18Increasedaccesstothenative-ownedlandsintheFogCreekareawhichalthoughmeetingthepreferenceofNativeorganizationswouldintroducedirectenvironmentalimpacts.AllotheradvantagesanddisadvantagesareasperPlan17.(i)DescriptionPlan18variesfromPlan6onlyinthewayitcrossesDevilCanyon.Theserviceroadbetweenthedams,onthenorthside,crossesDevilCanyonwithahighsuspensionbridgedownstreamfromthedam.AswithPlan6,DevilCanyonDamisservedbyrailfromGoldCreek,andWatanaDamisservedbyroadfromtheDenaliHighway.(ii)SeaportsCommontoallplansareAnchorageandWhittier..(iii)ModalSplitWatanawouldbeservedbyrailtoarailheadatCantwell,thentruckedtothedamsiteviatheDenaliHighway.Devilr35/a5810-71 .. ,. '.~.'. :.:i .•.. '\/"'\-,-' \'.~,. •....t ~. F 1 ..1 I ,..,.\ ". .... ~)w • :II go J: ooz U) c: ri)10z.... ¥> Zo G>IIIi »nn II OJ Q) u·...»z i::' ~ 11~OJ-GJ C Dm ~. a•~m SupplementCanyonwouldbeservedbyrail,viaGoldCreek,witharailheadatthedamsite.PersonnelwouldtravelviaprivatevehiclestoWatana,andbyrailshuttletoDevilCanyon.(iv)SectionsIncludedPlan18includesRailSectionR-1andRoadSectionsC-2andC-4,withaserviceroadmadefromSectionA-2andX.(v)BorrowPitsNodataavailableyet.(vi)CostEstimatesConstructionCampFacilitiesMaintenanceLogisticsTotal(vii)Schedule$137,413,17113,535,536.8,167,000226,772,354$385,888,061WatanacanbeservedwithinoneseasonviatheroadtotheDenaliHighway.Thereforethereisnotimedelay.Theriskofscheduledelayislow,thereforethisplanhasthehighestprobabilityofbeingcompletedwithinoneconstructionseason.r35/a5910-73 Supplement(viii)Advantages/DisadvantagesGenerally,Plan18hasthesameadvantagesanddisadvantagesasPlan6.Thereis:r35/a60ooooDirectaccessbetweendamsformaintenanceandoperationsstaff.Potentialindirectimpactsfromincreasedpublicaccess.Highconstructioncostduetothefactthatmoreroadisbeingbuilt.NeddforarailshuttletobringpersonneltotheDevilCanyonsite.10-74 Supplementr35/a61APPENDIXBProposedAlternativeSegmentsFigureRevisions LEGENDI"ORRIDORIALTERNATIVES;0RRIDOR2 ALTERNATIVESCORRIDOR3ALTERNATIVESRAILROADCORRIDOR10-.P~P"'CSCALEN'MILESC5U'"':.HE..e:.r~......c.:;::;II12.~13~'::'N'ITT~t...10L..~<;6':"':;QQID-:;Iiit.~J..-iC:..:...Dl'>Jn:·,f,.J£c'-....£5l.£It....J5 4 3 2WU.1.---:..1i-.~·-·{~','X-,t;"r~."\--,,-\:"".-.,..,~r".'.?""',~T~~.~~,~.';Jff<'l".~,/!""~.""~"('->-/1."•...1r".•--{-.".,l-.-,(.~"-,.'-,~.~...REVISED,PREPAREDFORI'INDEXMAP--_.........._-~-.,'~-----,.--------------'----.._.--AC~CES~S""CDRRIDaR...PREPAREDBY' ".-PREPAREDFORI)/:-',..----,...-'..//.-:?.REVISEDr;;;1FIGURESa.1'l.8Ii1!.tU15/,25243526ACCESSCDRRIDDR'AL.IGNMENTS'..1/2;GRAPHICSCALE.IN"~.E~~__~~~.~-~15----:.'.'---;---0\PREPAREDBY'. -~"--~---~-~--~---_._------.~-_.._--.-~-.~~--~_._._.-_.-._-rPREP,AREDFOR:."331;I'l'J",I:i:JZ;::§'"s:~...'-...."8\"\\"REVISED.r;;;;lFIGUREB~2'_------~4\__".......-'--===-~------>---;~...~~()~."""(jI""---::>11-8,---:..017--~I"-.•.--"•33001-e::----'2---------.,.......-.",.----==-"'=---,-----::::---=---,-.ACCESSCORRIDORALIGNMENTS-------~....:...~-_.,.".".-..--..........-...-----~-_..I _---.....:........---:1100I~15PREPAREDiBY'- ",'Q-,-PREPAREDFOR://,.9o~~.--1\\1.%"T;rl~T_I~'"z;::z84~D"'0031<",~)°00DJS4865"'-..4000OJ.i/2-0i/2~I~~I.~~~~~'~~«GRAPHICSeALEINMILE./x3972VIk.O-----t0'--.J\.L)---". Ia00.r;>:~~24190,~":\()..rflO450035X391014I,...-r--_,..........'000,3410.~~<%.,.}./-rl"---~·O~....rY"t".'".o••3500I~••••I"~~0·...t'''J,'"L--w·lOt·-,'"49co\), I.:iI..~(j,"'SOO73500t••----,,---~-----..---..f+----fH+-...---:+--\--\-:.-'--....,,--~--__\_)-'-r-~-w-.....c:=--'~"2:-+tLf--~--,i;,.J,--,-----,~'-------+-f-=~-"--':::""':--=-:"':":'+----0:::::....i......xJ750-...>PREPAREDBY'ACCESSCDRRIDORSALIGNMENTSREVISEDr;;;;;lFIGURE'B.3tftIil!.tU /~..-./-/...0L~U~".'·~.?3.~.-'~.~&....:cJ5.~-:..-',?~/.2518atJ~fP~I:>,19'-.-\..111/201/2Lc-' ,GRAPHICSCALE.iN.MILEQ~.PREPARFDFOR:---.--~----ACCESSCDRRIDDRSALIGNMENTS'~.------_.--_._.-~--~------'"-----.oe---_.~.--.----...----"------__._._----r--.----. _REVISE~.~FIGUREB~6_ FOR'AE"ISED~_r;;;;lFIGURE'B~7'_WloL--'"""0:'.'-~-_._--------------~-~--~------------.-ACCESSCDRRIDDRSALIGNMENTS'-RAMCONSULTANTS.I~C.PREPARED"'lJf•----~-~-------------~-----~--------------....".-..-:~-,~"';-"U7T~"'-E-T:--~~;~-"--'...-'.---------:-..--~......-',-..-.I..- /OJ[.f27"2.6"""\,""'.--.. 'CO•30:UtO29'.:;.-_.-. ACCESSCORRIDORSALIGNMENTSPREPAREDBYI.~--~---~--------'----_...-------_.--..-----../1/20'/2;..;GRAPHICSCALEINMILEPHEPAREDFOR'REVISEDr.;;l,FIGURE••1Sl.8Iil1tU PREPAREDFOR:REVISEDra;;;;lFIGUREB..19_o.,'-".SALIGNMENTS"'"~I,,':;.7V~'-'-·12."")'~:-8J.')Oaf)?l.~0~.c..·3"~O~(01817<:l~~0-=:J"'\l;.·3.]10)-'-..~241920-.>•D..,\l..~Li4-"/.:<::>·0.~-'b~'\<J0_~0..~(-2726c(3029,Qv--~r,~,"...,go,=~-;0-'~\L,.,'>~/f-wI...~,;x4S9fJ~It>35-------.~.Joa~7//~----/SfJ...s05426~,~---.)00;;---------"--_.,00-<l~(g.J'---.710--~12-\.~ACCESSCC'RRIDCRAMCONSULTANTS,INC. (QQ~p.PREPAREDBY:R&MCONSULTANTS.INC.ACCESS-CORRIDORALIGNMENTSFIGURE·PREPAREDFOR:S.22. JSupplementr35/a62APPENDIXDTerrainUnitMappingTextSupplementFigureRevisions 1I1JIjJJJJSupplementCa-AvalancheDeposits:Ff-FluvialFan:r35/a63Agentlytosteeplyslopingconeshapeddepositofangularcoarsegrainedmaterialwithavariablesiltcontent,accumulatingbelowavalanchechutes.Cangradeintofluvialfandeposits.Agentlyslopingconeshapeddepositofcoarsegranularmaterial,withvaryingamountsofsilt,accumulatingbelowavalanchechutesandtributaryvalleys.Canincludeavalanchedepositsand/ormudflowdeposits.D-9 IJl.olOlt,ont,lloverun·",eiltherecbeol"ock;:~czenbillS;)'t,1Iovt!1'"oec~::ckColh,lYlutn0"erotorOCkiIIrcoec::-oc\c,e:o.oosuresSolifluctiondeposits(frozen)overbillS.lI1till(froan)Colluvn,lmover...·e.tnereO0'-poorlyconsol,·Cl.lltecoect"ockSOlifluctionClf:OOSlts(f.-oan)overiltllOllIOntillSolIfluctiondeoosltslfr"nen)ove"terr.,esec,mentsLSOlIfluctionceoosltsIfr;;.:er'ljovercecr::c...Lilicustrme:cepellUove!'"oils.1till(fl"'ozen)lilicustr.r,,:sec,mentsever.01.'lont,llTerrainUnitNameFlooClol.~jnaepc$ltsGr.nul",.iIIl1uvu,1r.nOutwilisnoeoosltsSolifluctionol-pasin(frozen)Un...eilltnerec.CO,",501,0'teotleer-ockCCIFpoGtaFfgFptCs-fGiOGtaBXUCs-f8XUGFeGFkCs-fFPTLGtOGFaGtb-f1rnJCs-fLGtb-fCs-fGlb-fBxuGtb-fB~w+BxwC+BBXU-XUTerrainUnitSymbolSUBTASK5.02lL-f'''u""n..('..o:en)----+--1PHOTOINTERPRETATIONTERRAINUNITMAPS,APUW~_A_L_A_S_K_A_P_O_W_E_R__A_U_T_H_O_R_I_T_Y_---lHUn[OSUSITNAHYDROELECTRICPROJECTR(VISIONS.o2COO4000FEET~~SCALEQATElivsTriolssicmeiilCiiSilltilncslilt'lt.o1nInterceededsho1110wmar'neseQuenCI.KaqCreuceousoIrgllllteo1nd;rilywo1cke.of01th'ck<leformeaturC'ditesecuence,lowgr.demet.lrnoronismPzv(Pis)ILillePilleo.i:oicO..S.:icilno.nOeS'!'Cmeu'volCiinogenlCreck,.10Co11metol-hmeuone(Pis).Tr'.lIsslCb.SiltlCmeuval,.n,crOCKSfermea,nSnilollowmilroneenv,ronmer,RVJuraSSIci1mpn'bolite,InClus,oruofgreen-sen,st&m..,rOle;ICCilltrono,em,tei ..ltrI.ano;".noo,or,leIJgd).Jam(Jtr)(Jqd)//-RackContactr~/TKqrTer!I."".nolorC,.etilceOu$groinll'CSformine;sm.11ol\.Jtons.TsmqTbqdTert,...vOlot,teTertiaryscnlst.grilnodtorl!e;local.m,gm.!lt'te.anagran'te,nor-nolenoegrOinoolorit,.eoresentll"lotheroof(Th901.of.rolrgeS·tOCk.//BuriedChannel~Trail_.r./Tertl....vnon-m...,neseolmenuryrocks:ccnglome...'e.SilnCl·Slone,anaclilyslone.TsuTvTert'...-vVole..n"reel\S;sn.,lo....intrUSIves,flows,.InapvrOClilS[,Cs;rnvcr,t,ctoOilSiI'!'C.BedrockMappinqUnitsAbbreviatedDescriptionsMiscellaneousMopSymbol9Scarp~Slidescar;(\TTn_..~ /\TerrainTerrainUnitUnitSymbalNameUnw••U"I.".c::I.Bxucona.ojid.~bedr-ockCCollyvl.tdltPOSitaCIL.M'ldsllct-Cs-fSollnuctlondeposits((/"'O%"')FfgGraonul.,..lIuyi.-.l'anFpFloodplaindepo.itsFptTerraceGFaOutwa'"depoSitaGFeEskerdopa.itt;GFkK.amedaPOiltsGta....bl.tiontillGtb-fa~ultlJr(frozltn)°OrQanicdePOSItsL-fLKustrin.s(frozen)---.Ll.custrinasea,m~lS0....,.Gta..bl.IIClontlllGt~'fLllcustrlnadepositsov.,.b,ualtill(tI""OZfll)Cs-f'Solifluctiondeposits((ronn)Gtb-fov.,.billS"!till(frozen)Cs-fSolifluctiondaposits«(l'"'Oz..,)Gtaova,.oIbloitlontillSQJlfluctionCs-fdeposits«l""Oz"')FPtov.,.terracesiKlimanU£rlSOlifluctiondeoosits(fronn)Bxuov.,..oedl"'OCKGtb-fFrozenb..wltJlI1rxUov.,.b.c!l'"OCkAblAtiontill~ov.,.un-w••tn.,.~bedrockColluviumave"tfxu+BXUbedrockoIndbiHirockaxDOSU".S~+BXWColluviumova"w••ttl.,..clorpoorlyconsoll4dilttK:IbedrocksuaTASK5.02PHOTOINTERPRETATIONL.TERRAINUNITMAPSIAPDrP','I-_A_L_A_S_K_A_P_O-,:-W-::-::-E--:R,...,..."A-,:-U.....,...T-,:-H-,:-O.,...R--:'-,:-T_Y_--lHUnWSUSITNAHYDROELECTRICPROJECTREVliJONS20004000FEET.-------'oiSCALETri.lISsicmetaoOls,llt,InOslate.anlnteroeoaeaShillllo...·mar,neseouence.livsCreloiceousargillite<11"10gravw.cke.of•,nickoeformedCu.-b,Oit",seQuence,lo"grademe!.morpn,sm.Koq0-48Pzv(Pis)LatePaleozoIcOilS;lIltlcolno.noes'!'Cmeta-volcilnogen,crocks.10Cilimetot-hmestone{Plsl.7r'i1SS'cbilSOIIH,C-netilvo:can,cr;:Jcks:-crmea,nsnallO.....marineenv,rcnment.livJam(JtrJ(Jqd)JurdSSlCamorllOOI,li!:,,nC'USlonSofore-en·scn,stSm..rDie;IcC..1tr~nal1!m'teI)lrIanogr...nOClor,te(JQClJ.I/'/RockContactr--JTKqrTertl.rv,nd:orCn~uceousgraniliesfermongsm,llOlutons.TsmqTbqdTe,-t1olrvtllotl!'"Tertiilry'licn,st,gr'lnoo,onte;loc~i1m'gmalileanogr.3ln'te,hornOlenoegranOOlorllereoresen!onothercof(Thga).of..1."0;'"s-tcck.~.~//BuriedChannel~Trail/Tertlilr~non-m...,neStOlmentaryrOCkS;conglcm",.-ate,s.no-stone,OInoclaystone.Tsu'",.-tloin\'otc.n,crOCI<S:~nallo....ontnJs'ves.flo.....s.•noDvrOClilSIICS;rnyo!,!.ctoDas.t~IC.TvBedrockMappinqUnitsAbbreviatedDescriptionsMiscellaneousMapSymbalsScarp~SlideScar.<0' JA'-PHOTOINTERPRETATIONSUBTASK5.02TerrainTerrainUnitUnitSymbolNameUnwe.ltherec:l,BxuconsoltOolUOabecreckCColluvi..1dl!CIOsitsCIl,lnoslideCs-fSoliflUCtiondeposits(frozen)FfgGrolnul"rolIl1uvi..1r.nFpFlooaolilinCleooslUFptTerrolc"GFaOut......snoeOOS,lSGFeEskerdecosI!:>GFkKoimeoe005,t5'""t;;GtaAblatIontillWVi*Gtb-f2.5<11till(frozen)t>=§0Qrg.nlCOeCO$HSZ~8L-fL..cuSU",nes~(fro:en)LLilcustrineGTOseo,mentsover.I01,UlantIllLlOicusU",nedepositsoverGtb-f0.15<11till(froan)Cs-fSol,fluct,onOtoos,ts.Urozen)Gtb-foveroas..ltillIfrozen)Cs-fSOI,fluctlonoeocs,ts(frozen)GtOoverablol!,ontiltSolifluctionCs-fceOoslts(frozen)FPtoverterrileesto,mentsCs-fScl,fluct,onCtOOSltst:r~zen)BXUove:-':)eereekGtb-fFr:::enbaultill"BXUoveroeareek.....Acl_tlonttllGtaeve'"un·BXU....e;;tneredbear-eekCOlluvIumoverC+BDeoreck~nel1:JxUXUbecrocke"OO$ure$ColluviumoverB~w+Bxw....eatnereelorpoorlyconsol,-dilteaOeelrockTERRAINUNITMAPSII~~;Ql,'I----,A::7:":L::::A:7S:7K_A~P::::O::::W=E_;R:::::::A::::U::T~H;:::O:cR:;:_I_;::_T:;_Y-_jHUn[OSUSITNAHYDROELECTRICPROJECTReVl~JIONS.O~j""""""",,~2~O~'~)O~iiiiiii~4:.000FEETSCALETnasslcmet.OilSaltancSLilte.anHlte.-oeaeleaSho11l0wmarineseauence.RVSKaqCretaceousirgllliteanelorolvwo1Cl<e,0"atnlCkcelormeaturOld'teseauence.lowcrilcemetilmcronlsmPZV(PIs)0-4QL,uePaleozoIcoasaltlc.;ndancesltlcmeli-vOlcancgemcrOcks,·acalmeta-limestone'Pis!.Triassicb..s..lticme!avl'>lcanlr.rtlCk"fa:-m~aInsndlJowm..rlneenVlrc.nment.RVJam(Jtr)(Jqd)Jurolssicamphioollte,InclUSionsofgreen-scfllsttom.:lrole;localtranCremltetJtr)andgranoclorite(Jgd)./'/RockContactr~/Tertlarrilnd/arCretactousgrilnlticsforming"mallplutons.TKqrTsmqTbqdTerllarvbiotiteTertlarvscnl"t.gr<tnOellorlte;10c~1mlgmatlte.mcgr;JMlte,hornolenelegrilnodiorltt-reoresenllngtnereof(Thgd).of~largestock.//BuriedChannel~Trail,,r-/Tertiarynon-milrlnesedimentaryrOCKS;conglomerate,".nc-Stone,anaclilvstone.TsuTvTertl<lry\'OICilnICrocks:snilliowIntrUSives,flOWS,aneloyrOCliiSUCS:rflvol,t,ctooilsaltic.BedrockMappinqUnitsMiscellaneousMapSymbolsScarp~SlideScar;<\l'AbbreviatedDescriptions /\CollUVIumoverwe.tnereocrDoorlyconsoll-o<ltecbeorockL..CUSlnneoeposilsoverbOiUdtill(frozen)Aol.t,ontilloverun-...e4ltr:ereobeorcckFrc.::e~o<ls;altilloveraecreeKSolifluctIOncepos,ls(frozen)overaecrceK(fro~en)LLacustrmesec,menlSover"OI,UlentillSolifluctionaeDos'ts(frozen)overterr.etlseo,ments501lfluCt~ondepOSits(frozen)over.01.I!ontill_CollUViumave,.oeorOCKanaoecrOCke"oosuresSolifluctionceDDSlIS(frozenIoverD,nil.!tlll_.(frc.::en)LGtaGtaSXUL-fCs-fGlclCs-ff-I)tCs-f8XUGtb-flmJLGtb-fCs-fGtb-fTerrainTerrainUnitUnitSymbalNameUn"'~.tr,:e"eCl•Bxu.:onsolidueaheorockCC:oflwvi.illdepositsCIl..ncslid~Cs-fSolifluctiondeposits(frozen)FfgGrilnuL,...,luvl.lr.nFpFlacco!..,ndepositsFptTerr"..ceGFoOulwilsndeoos,tsGFeEskerU"~OSHSGFkKarr.eCleposltsiIGto":"0:';,-0'1tillIGtb-f8.5.'tillIfr:.;enl°Or::;..",coe~c5'tsSUBTASK5.02tfxu-+Bxu~+BxwPHOTOINTERPRETATIONTERRAINUNITMAPSiAPD[QI-_A_L_A_S_K_A__P_O_W_E_R__A_U_T_H_O_R_I_T_Y_-lHUn[OSUSITNAHYDROELECTRICPROJECTREVISIONS2a~ooFEETajSCALEDATERVSTrrasslcmetaoasilitandSlat..,OInHlterOeaaedsnOlIl<.lwmarmesequence.KoqCretllceouSargdl;te·<Inagraywllcke.ofIIt:lICkaeformealurold,tesequence,lowgraeemetamorphIsmlateP.dl!"'JzolCb.s.ltlCdna;IIneesltlCrnetOl-vOIC;llnoger"llcrocks,loc.lmeta-llm@SlOne(PIs).0-50Pzv(Pis)livTr"'lsslctJas':;ll,cf"'l('tavolc.n,creCKS'crmeaInsn.:;'lo....'rId,.,neenVlrcnmE-~Jom(Jtr)(Jqd)JuraSSICamDh,bolite.,nClus,onsofgreen-scnlstl.marole:10c.1trcrOlemlleIJlrIanagranodlor'telJgd).//~RockContactr~/TKgrTerllaryanolorCretaceouscran'tiC5formmgsma~1olutons.Ter!IOIryscnlSt,ml/;mOltJteanagran'te.reoresentIngIneroofofaI,irgestock.TsmqTbqdTertlar...o'ol,te9ranoO,o,.,te:localnornolenoegranoa,or'l(Thgcl.~/BuriedChannel~7Trail/./TsuTert'OIrynon-mar,neseclmentaryroCks;conOlomerale.S<lnc-Slone.anaCl.i"slone.TvTertl<1ryVoIC<ln,cr::::cks:snOilro...·,ntrus,ves.flow,>,i1ncovrOCIOlsl'CS;rnyoi,t,ctooasOllt,c.BedrockMoppingUnitsAbbreviatedDescriptionsMiscellaneousMapSymbolsScarp~SlideScar$ L-fLolIeus.r,n"s,frozen)LL.cusu',neGtasea.menl'over..ol.tlontillLLollcustnnco":::lositsoverGtb-fb.s.tlill(frozen)Cs-fSolifluction01l:0051t5(fro::en)Gtb-foverCUilltill(frozen)Cs-fSolifluctionCleOOSlts(frozen)GiOC'verOiC'liltJontillSolifluctionCs-fDepOSits(froun)FPToverterrOleeseo,menUCs-fSot,rtuctlO"ceposlts(frozen)BXUoveroeorockGtb-fFrC.l:erlOollUItilll3XUoverDeer-ocKAblAtionlIllGtaoverun-E"Xu...".ttler-eooear-eeKCollUViumoverC+B'beorock.no"SXUXUoecrccke><;oosurltSColluviumovltrC.,.,....tnltrltdorBX:w+Bxwpoorivconsolo·d.tecoedrockLSUSITNAHYDROELECTRICPROJECTSUBTASK5.02ALASKAPOWERAUTHORITYPHOTOINTERPRETATIONTERRAINUNITMAPSSill.:.!..BxuTerrainTerrainUnitUnitSymbolName-UnWl/:,ur.erled.Bxuconsol,doltedbear-oekCColluvi.1deoositsCILollnosiideCs-f$"lifluctiondepostts(fl"'Olt'n)FfgGnu...ul.....lIu"i..1'.nFpFlooopiollindepositsFptT.rr..ceGFaOutwolsndepoSitsGFeEskerUI"'UOS'UGFkKollmecepOStUGtaAblu'ontillGtb-f6.s.'t<ll(frOlenl0OrC;olInlcaeOOinsReVISIONSo20JO4000FEET~~SCALERVST....ss'emet.o..s.n.nosl.te.•nInterceeoeosn.llowmar,neseol.lence.KaqCretac>!;!usargll,.te.no;r."'...·.cke.of•tn'Ckeeformeo!urOlditeseouence.lo....gr.oemet.lmoronlsmPzv(PIs)l._oiIteP.teo.::o,eo",s.:;e:ilIno.noe~illicmeu-'",ote.nooen,ereeks.Itoeiltme-t.-umeslone(Pts).iIRVTr,.ss,et:..s.Hlemetil....olcan,c.reeKsformea,nsnallowmar,neenv,ronmentJam(Jtr)(Jqd)Jur"SStcampniooilte.InClus,onsofgreen-scn,stg,m..role:10e..1trona,em,te(Jtr)oiInegr"noo,o...te(olga).//-RackContactr~/Tertl.ryiln%rCret.ceousgran't'cstormlngsm.llplutons.TKqrTerti.rysenlst,mlgm.t'teilnegr.lln,tlt.reoresentinglnltroofofoiltoiln~eSteck.TsmqTbqdTI"rtl.rvOtOtlt...gr.nodlorlte;:OC.InornOIl"nol"granoelor't(T,,;O).//BuriedChannel~Trail.r./Tertl.rynon-m.rlneseOlm...nt.ryrocks;eonglomeroltlt,s.ne-ston....ilncCl.,'stonlt.Tsu'Itrtl.rVVOl(:.nICrOCkS;snilllo...Intrus,vlts.fFow~..ilnoOyrO;::I.SIICS;rnyoJltlctob.s.ttIC.TvBedrockMappingUnitsAbbreviatedDescriptionsMiscellaneousMopSymbolsScarp~SlideScar$ 1\TerrainTerrainUnitUnitSymbolNameUnwe~tl')ered,Bxuconsotid~tedbearockCC:Olluvi.ildepositsCILindslideCs-fSolifluctiondepOSIU(f.-ozen)FfgGrinulir..fluyi..1r.nFpFloodpliindepositsFptTerrieeGFoOut......sndeoos.tsGFeEskerU('IJOs,tsGFkKoimedeposItsGta':'blitiontillGlb-fSiSilltill(froan)°Or;inlCdepOSitsL-flicustT"lnes(frozen)LllcustrmeGlasea.mentsover..Olit,ontillLLicustrlnedeooslUoverGtb-fbU,,1till(frozen)Cs-fSolifluctiondepOSits(frozen)Gtb-foverCiIIS"!till,frozen)Cs-fSolifluctIonCleoosits(frozen)GtOoveri1DlitlontillSolifluctionCs-fdepOSits(frozen)FPToverterrillceud,mentsCs-fSOlifluctiondeooslts(frozen)BxuoverDeer-eekGtb-fFrozenbas,,1till1lXUoverbeareekAbli1tiontill~overun-XUwtilltneredbearockColluviumoverC+Boedrock~no"BXUXUbedrockexposurt:$~+BXWColluviumoverwe~tneredorpoorlyconsoli·d.teobedrockSUBTABK5.02PHOTOINTERPRETATIONTERRAINUNITMAPS!,APOW'I-_A::=L-:A,..,S".K_A--,-,-P:-::O:-::W-:-::-EccR:-:-:A:=U:-T-::H:=O::-R-::'-:T:=Y_....,nUn[OSU$ITNAHYDROELECTRICPROJECT,---REVISIONS0111,"II"""II""~2~0~;.~00FEETSCALETrI.sSlcmetaOasaltanosl.lte.anInter-oeddedshallowmarinesecuence.RVSKoqCreUc~ous.rg'llote.nogrdvwacKe.of•trllCkdeformeoh;rCliciteseouence.lowgraceme,.morpnlsmPZV(PIs)LiltePIlJec.;:o,ct;"S..';candanoeslt,cmet,.·vOlcanogerucreeks.localmet.-lImestone(Pis).Tri.sslcb.s.ltlcmet.volc.nlCrocK,Sformed,nsh.llowmarineenvironment.RVFORCONTINUATION,SEESHEET14JurassIcamphibolIte.InclUSionsofgreen-schist&marble;10c.ItronOlem,te(.Jtr'").ndgr.nOdlOrlte{JQd).Jom(Jlr)(Jqd)//-RackContactr~/TKqrTertl~rydnd/orCret.ceousgr~nlticsformingsm.1Iplutons.TsmqTertiaryscnlst.mll;jmoilt'tedndgr~nlte.reoresentlngtherocfof•l.rgeStOCK.TbqdTen,,)r...biotitegr~noOlor'te;lo.:ainornolenoegranoolOrll{ThgOI.~/BuriedChannel'57Trail/./TsvTert,.rynon-m~rlnesedlment.ryrecks;conglomerllte,$dno·stone.•noCI.VSlone.TvTertl.ryVotc~nlCrecks;sn.tlo....IntruSIves.(10.....<;,,inCDyrOCI~$t'cs;rnyoltticto01l5.lt,c.BedrockMoppinqUnitsAbbreviatedDescriptionsMiscellaneousMapSymbolSScarp~SlideScar~ 1/\A:::.>iattontilloverun-....·e.UH"'·edoearockColluviumoverweatnereoorpoorlyeonsoli-o4lteoDeareel<,SolifluctIonceooslts(frozen)overterr.clsedimentsCollUViumoveroeorock.melbedrockexoosuresSolifluctionoecos!ts(froz.en)OverioJ,Hlcntd!l.ilCUSlrlnes(frOlen)FrozenP,UilltIlloverOeorO<;1<l.CUSlrlnesec,mentsoverilclulontillSol,fluCllonceoos,a(frozen)overceorockL•..:us!nnedecosltseverbas.'till(froan)SolifluctionOI!OOSlts(frOzen)overo.sOIIItill(frozen)L-fGtaBXULGtaCs-fBXUGtb-fllliJCs-fGtb-fB~w+BxwC+BEXUXUSUBTASK5.02TerrainTerrainUnitUnitSymbalNameUn.....,.Hfll!'rea,Bxucon~olld,;lIlec:ll';ecrQckCC:olluvi.1dePOSItsCIL.lInoslideCs-f~olifluctlonCecosiU(froz.en)FfgGroinul,u.lIuvL,lr.nFpFlooocl.indeposItsFptTerr.c.GFaO..:lW.ilsndepOSitsGFe:5KerU('I,JOS,[SGFk!"'.meoeooslt$Gta':"OLiI!lontdlGtb-f:,isilItill{frozen}--_.0Org.ilmccecos,uCs-fGiOf-------t--------jCs-fFPTPHOTOINTERPRETATIONTEF;RAINUNITMAPS!AnowI-_A~Lc:A:-:-S:-:K_A--::-:-P:::O-::W~E-:R:-::::A-::U-:::-T-::H-=-O=-R:::I-::T=-Y--jHUn[OSUSITNAHYDROELECTRICPROJEC7REVISIONS.2C,Q~OOFEEToISCALETnass,cmetoiioasananaSlate,.10'nteroeodedSMilllowm",rlneseauellce.RVsKaqCretaceous,;Irg,l!ite"nograyw4lClI.e.Of•trllckOel0rmeoturo'd,teseauence,lo....gr4l0emet.morohlsmPzv(PIs)L.tePaleOZOICb.salt'canaanOeSHICmet.-vOlcanogen,crocks.laCollmeta-limestone("'Is).RVTriassICoas..llicmetavolc.nlCr<lCKSformeaInsnallow'Tl"nneenvIronment.Jurass,campn'bolite.,nduslonsofgreen-scn,st~marol~;loc.olltronOlem,le(Jtr'allagr.lnOClonte(Jgd).Jam(Jtr)(Jqd)I/"/RackCantactr~/Tertiary,;Ind/orCretaceousar,nlticsformingsm,;lllplutons.TKqrTsmqTbqdTertl.r)'blot'teTertiaryscnist.granOOlorlte;localmlgmatlte.nogrilnlte,hornOlendegranodlon:~reoresent,ngtneroof(Thgd).of41largeslock.//BuriedChannel~Trail~./TsuTertIarynon-m.nneseOlment.ryrecks;conglomerate.sano-stone,andClaystone.TvTen,aryVOle.n'erOCKs;SO.IIowtntrus'ves.flOWS.•napyroclastics;royoht,etooasaltlc.BedrockMappinqUnitsMiscellaneausMapSymbalsScarp~SlideScar,,<\fTAbbreviatedDescriptions /\COllUVIumoveroeoroc!o<;.lineoearocke"'DosuresF.-oxeno.s;l1tdloverDecrOCI<.':'ol,iIllontilloverun·weUnereooeorockTerrainUnitNameSOlIfluctionceces"s(frozenIOVII!!"bOIs.,till(froun)L.lCustrlnesec:ltl'FlentsoverOICI.l,onullCollUVIumoverwe.itrlereaorpoor.vconsolo-c.leoDeo.-celtSol,fluct.onceDOS'!SIf'-Olen)overoeor-c::;kSolifluctionce::.os'U(frozen)over..ol.llonttllLG".lInul~rOIlluvi..1r.nLOIcustrlneceoos"soverbilH,1till(frO':"1'I1Es...erueooslI",.".s.':.11:'~o.:en,SolifluctiondepOSits(frozen)over[erroilC_seo,mentsL.ilcustr,nes(frozen)FlOOOOl4H'oeposilsUr:...e.llV'Iered.con~OhClUt!abeer-eekTarrile,,",SOlifluCtronceooslts(f"o~en,GFeFptGFkGtaFpFfg°Cs-fCIGFoL-fCLGtb-fCs-fGTOLGtOCs-fBxuCs-fGtb-fBxuCs-fFPtGtb-f--exuGtb-fSUBTASK!5.02TerrainUnitSymboltfxu+Bxu--fxw+BXWPHOTOINTERPRETATIONTERRAINUNITMAPS~AnnWI---_A_L_A_S_K_A__P_O_W_E_R__A_U---:T----,-H,,-O,,-R--=I-,-T,,-Y_---1HUn[uSUSITNAHYDROELECTRICPROJECT,---AE..tSIONSo20004000FEET~----SCALEC....TElivsTri.sslcrnetaO.Sin_noslille...nrnter-oeoaed,h.flowm.nnesequence.KaqCreUlceous..rgillite.nogr.ywOIclI.e,of•thickceformedturOldlte$eauence,10l'ogr.oemetamorohlsm.Pzv(PIs)l.tePateozolcOolSoIltlc..no.naesltlcrnet.-vOICoInogenlc...oCks,10coI'metol-ilmestonelPls).Tr,.""O.~.IIIt:met.vorc.nlC'-Ul..ks'cr-mea,,'~h"llow'Tl.....lneenVI"'OI,not:nt.livJur.ss,camonroollte.InC;USfonsofgrel!n-s.:::n'Sl..:.mo1roie;loc.ttr"onclemlte\Jtr)..nogr.,naDler,le(Jgd).Jam(Jlr)(Jqd)//RockContactr,---/TKqrTertl.,.y.nd/ol'"Cret.ceousgr4ln,{lCStermingsmallplutons.TsmqTbgdTerUoirvClOt'leTenla,.y5.:::nl51,9....noo,or,te:10c,Imll~lmatlte.;andg,..n,te.hornotenaegr.anoo,crllereoresentH'IQtheroof(Toge).of.100rgestock.BuriedChannel~Trail,/.//TsuTertJ,arynon-m....lnllseo'mentJi"y'-0CrK,;conglcmer-ate.s.JIno-stone,..nocl.aYStone.TvTert,.,.vVolc.;amcrocks;snillowintruSives.flows..lInoovrocl.stlCs;rhyolitICtoo.Ultic.BedrockMappinqUnitsAbbreviatedDescriplionsMiscellaneousMapSymbolsScarp~SlideScar;<0T Terrain TerrainUnitUnitSymbolNameUnwe~tr.l!'rl!'a.BxueonSOI'd~tl!'ahedrockCC:olluv!<llCI!'OOS'UCIL~ncslideCs-f$alifluctiond.ooslU(fro.:.n)FfgGr"nul<lroII11uvl,,1r.nFpFlooool"lndl!'oOSltsFptT.rr"c.GFoOutw~snaeoos,uGFeI!£sk.rcjrlJOSHSGFkIl(~m.dt!pos,tsGte':'~l~t,ont,llGtb-f3.s<l1till\fr::;:enJ°Or;~nleoeoosluFORC~~'TtNU.\TI0~.5:::::ShEET7L-fL~cl.Istl"'ones(fn:.:en)L.cus(l"'lneseClmentsovel'"oIIol.~t,ont.1ILGtb-fl...:ustl"'ln.ceoosltsoverb~ultill(frout'l)Cs-fGtb-fSolifluctionoeposlts(frozen)overo"solllt,1l(fl"'ozen)Cs-fGiCSOI,flUCllondt!oosits(frozen)overoIIolollt,ontollCs-fFPtSolifluctiondeposits((rozen)over(err~c.seOlmentsCs-fBXUSol,f1uetlonceoos.ts(frozen)overDecrocKGtb-f1rXUFrczenO.s.llt,lloveroearcekGtaBXUAolollt,ontollovel'"un·....enrl"redoeercek"Efxu+BxuColluvIum0'0'1'1'"::teoroek.neoecroekt!,,-oosures1fxw+BXWColluv,umovel'"....e.tnereeorpoorlyeonsoh-o.teaoecl"'ock1/\LSUBTASK~li.02PHOTOINTERPRETATIONTERRAINUNITMAPSIAnm:II--_A_L_A_SK_A_P_OW_E_R_A_U_TH_O_R_IT_Y--IHUn[OSUSITNAHYDROELECTRICPROJECTCH.AP,.APPRE\·ISIOHSo20004000FEET-----'------SCALERVS--:-roilSSICmelOilOa'!iOillt;inCSIOiIie.anr.~e..ce::::ceosniloltow.-.ar:neseouence.Creuc:eousi1rg,llJleanoI'lr.:l\W.Cke.o~Oil:.,'CkcerormeoturO'C.leseouence.loweraoemi!lamorcnismKoqPZV(Pis)0-60L3lePaleOZOICOil$i1ttIC<inC!anoeS'I'Cme(a-vclcar-egen,c..OCkS.10C.'meloii-I,mestoneiPls).TrliiSSICt1aS~l!lcmeUvolcanlCrc..:o<;s'O..mfOIn'!i..,~llo...·mOilr,neenvlron,,;e'lt.RVJom(Jtr)(Jqd)Ju,.ass,c.monloollte.·nclus'onsofg"e!!n-scnlS:!.m.)role;IOCilltrerc,elTllte•Jtr,.:Incgranoc,orote(Jgd).TKqr/""/RockContactr~/Ten,.ryand/orCretaceOll1iarOilnllics!ormmgSm_!1Oll.Hens.TsmqTbqdTertlOilryO,otlleTerl,al"'yscnlst.gr.noolorlle;10C.'.m,gmOil(lieanagrOilnlle.nornDJenoegrOiln0Q,orotl::~eDreSent,ngtneI"'cof(Thga).of_1000rgeslock.BuriedChannel~Trail.r-.//TsuTen,.r...non·mOill"'lneseo,menl.ryrOCkS;;:onglomerollte.s.no·slone...nocf.yStone.Tert'oIIryVolColln,crecI<s:sn.llow'ntrus,ves.flows.•noovrcClast'cs:rnyohtlctoO.S.lt;C.TvBedrockMappinqUnitsMiscellaneousMapSymbolsScarp~SlideScar;<:\l'AbbreviatedDescriptions '.~\nt~::>z!igll'TerrainTerrainUnitUnitSymbolNomeUn""l.tF'ler.d.Bxuconsclid.t.dbedl"OCkCCollu.....i.1depositsCIl.noslideCs-fSolifluctiondeposits(rroun)FfgGr.lnul,}r"Iluvi.lr.nFpFlOOdpliolindepositsFptT.rr"clIGFaOut"".IshdepoSitsGFeEskercJecosit~GFkK.rnedepOSitsGtaAt-I.ltiontlllGtb-fR,u.ltill(frozen)°Or9.1nicClecositsL-fL.lcustrlnes(frozen)Ll.lcustrineGiOseOlmentsov.r..bl.ltiontill...1......L"custrin•d.positsollerGtb-fb.lultill(rrozen).£rl.Solifluctiond.pos,ts(rrOzln)Gtb-fo......rb.ls.lltilt(rrozlln)Cs-fSolifluctiondeposits(frozen)GiOo.....er.lIbl.tlontillCs-fSolifluctiondeposits(frozen)FptO'\Iert.rr.lces.dimentlCs-fSolifluctIonfuUdeposIU(frozen)overb.drockGtb-fFrozenbU.ll1til'--exuoverbedrockAbluiontill~overun-""e.ltnerldb~l"OCkCollu.....iumov.r~+BxUb.drock.ndbldrock,expolur.sCollu.....iumoVlr-W,+BxwWe.lthlredorpoorlycon-soli--d.t.ObedrockTvTsu'TbgdTsmgTKqrJam(Jtr)(Jgd)livPzv(PIs)KaqlivsTertl·'-YVOle.",cTertlolrynon-molr,,,.Terti."",biotiteTerti..,-ysenist,T.rti.,.y.lnd/orJur,ss,c,Imph,bol,tI.Tro'.'$'Cb.s.nicL,lIteP.ltoOZOIC0.5.:;CCreuceous.'-0'111[1T,.,.ss,cmeUC.I$.ltrocks;sn.',owsl!o,menUiryrocks:gr,mOdlorrte;10c.Im,gm;H'leoIndQr."'le,Cret.ceousgr.rllticsrnclu1Honsofgrten-metol"'Qlcol"'Crocks;and.na'Sll'Cmet..•,1nd;,...........ck.,of•ilnosl.te,.nIntrusives.flows,conglomerAte,,.nd-Mor-nOlend..grotnodior;t...presentlngtheroofformings",.11plutons.schist&",.arole;10C"formeCl,nsM.tiowvolCoinogen,creeks,tnickdeformedioterOeddeo$n.1I0w,inCp~·roct.$t'C$;stone,.InaCI.'o'stont.(Tngo).of..l.lrgltstock•tronar'fl'ute(JUJlindm.r,neenvlronmlnt.loc"lmet,,-tlmeSloneturbiditeseQutflce.m.r,neseQuence.rhvolitictob.ultic.or"noc,or't.1JOQ)·(PIs).lowgr.Clemet.morpnlsmPHOTOINTERPRETATIONJBUBTABK15_02TERRAINUNITMAPSIAPo[PII--_A_L_AS_K_A_PO_W_E_R_A_UT_H_O,--R"....,IT_y----lItunwSUSITNAHYDROELECTRICPROJECT"E\'ISIOHS.~a20004000FEETSCALEi.....OATED-61//-RockContact"......1/~./BuriedChannel9Trail/'/BedrockMopping.UnitsAbbreviatedDescriptionsMiscellaneousMopSymbolsScarp~Slidescar;(\1T A1-OATIAUGUSi1982PIIIO.JllCT253210·SUBTASKl5.aa·2PHOTOINTERPRETATION.-----------._-TERRAINTERRAINUNITUNITSYMBOLNAMEG.(1~'=ilttlcl'ed•Bxu.onsoli:J,Ht!CC:':.!l:\'lill:';c::lCS,tSCI'-:."""slideeeoc,s,tSCs-f';;,.;1...;C:l00aec:::s,tsFCa+Ff:"aionche='-,g.::;;0Cl~PCSitsFfg(;,'anular~nU\'laJ".=nFprloodolaindepositsFpt":"":rr"aceGFo-:'.J~\\a5h(1=:)05,,,5IEGi'"e=slo:er(J·~O:;::,~SIGn·.~rr.e'..H:OO:,i5II-Gta:':Jldlor'.Gtb-fBas..ltIll(frozen)0OrganiCdepositsDL-flacustrines(frczen)LlacustrinesedimentsoverGtaablationtillLLacustrineGtb-fdeoositsoverbasaltillCs-fSolifluctiondeposits(frozen)Gtb-foverbasaltill(frozen)Cs-fSolifluctionCdeposits(frozen)GtaoverablationtillCs-fSolifluctiondeposits(frozen)FptOverterracesedimentsCs-fSolifluctionoepositsOverF'ffluvialfansedimentsCs-fSolifluctionBxudeposits{froun}OverDecrockGtb-fFrounbasaltillBxuOverbedrockBGtaAblationtillOVerBxuun-weatheredbedrockCColluviumoverBxu+Bxubedrockandbl!drockexposureSB;w+BxwColluviumoverwea~here~,poorlyconsoljooitedbearCCKTERRAINUNITMAPSIUill]I-_A_L_A_S_K_A__P-:-O:-:W:-::E-:-R=-=A:-::U-::T~H::-:O:-:R-;:-IT:;-:Y:-------J1\1(jSUSITNAHYDROELECTRICPROJECTCH.AP1'.AP'P.LAJMBGS1.0.sSCALE1'24,000AEVISlotJSIAOOITIONOFN-SFLiGHTLINE8MINORREINTERPRETA'TIONDATE11/82RVSTriolssicmetabasollt"ndslate,olninteroeededshallo.....marinesequence,KogCretaceousargilliteiIIno;:rolywillcke,of"thicKdeformedturbiditesequence,lowgroldemet<1mOrphismPZV(PIs)LoltePolleozo[co.s.ticandolnoeslticmet"·yolcolnogenlcrocks,locollmeta-limestone(Pis).RVTriassicbaulticmetavolcaniCrOCksformeeinshallowmarineenVIronment,Jam(Jtr){Jgd)Jurassic,mphibolite,inClusionsofgreen-scnist&-m"rble;locolltrondjemite(Jtr)andQr"noOlorlte(Jgd)././/RockContact,-..JTertiolryand/orCretaceousgran'iticsfermin'llsm"JIplutons,TKgrTertiarySChist,migmltlleandgrolnite,representmgtheroofof"largesteck,TsmgTertiarybiotjtegrolnodiorju;localhornblendegranodiorit(Thgd).BuriedChannel~Trail./"".//Tsu'Terti..rynon-marineseaimentilll"'Yrocks:Conglomerate,sand-!aone,andclilystone.Tv:Terti.,ryVolcolnicrecks;snolJlowintrusives.flo.....'l,olndpyroclolstics;rhyolitictobolUlttC.BedrockMappingUnitsAbbrevioted!?flScriptions·MiscellaneousMapSymbolsScarp~Slidescar;(\lT109t87t6t43t--------------~----------------_..'.....----------~--~---.------------'----------------.:--------------:.----------...,---r---r.=o:--r;;==;;r.=---..==:::-r.,_=;;;.;;-r.,_;;;_===;;.:;-..~I_~....r1_FGEDcBi-- Frozenb.s.ltillovel"oeareekTerrainUnitNameU......e~tn.rea.::ensolld~tear.:ecrockAbl~t;ontIllevel"un·we.tnereabearockSolifluctionaeoosits~frOo:.ln)overbedrockSolifluctionceooslts(froun)ollerterr.c.sedimentsSollfluctloncecosits(frozen)SolifluctIonoeOOSlts(froun)overo's.ltIll(frozen)Cr.nul~r~1"'''III,1r.nCollulliumoverbearoek.naDecrOCK.",oosuresFlooacl.indeoosltsL~custrlnececosltsollerb~ultill(freun)LOIIcustrin.sedlm.ntsOller.olitlcntillColluviumover....e.tner.a01""pOOl"lyconsoli·d~t..dbeerockL.custrlnes(frozen)SolifluctIondeooslts(frozen)over.ol.tlontillGFeoGFoL-tFptLGteGFkLGtb-tFtgCs-tCs-tGTclCICCs-tBxuBxuFpGtaGtb-t~Cs-tFPt.£LlGtb-tGtb-tTerrainUnitSymbolSUBTASK5.02tfxu+Bxu1fxw+BxwPHOTOINTERPRETATIONTERRAINUNITMAPSIAnomIII-------:A_L::-A::-:Sc-:K_A~P_:_O::_:W:_:E::_R::_:_::_:A:_::U:_T_:_H::_:O:_R_;:_IT::_:Y:____iHUn[O$USITNAHYDROELECTRICPROJECTREVISIONSo20004000FEET~s:==SCALEDATElivs,rl,)ssremetoloOisalt..nosliite.,)n,nleroeooeCl~n,)llow'narlnesequence.KaqCreUceousargrlli!ea~ogr...."..Cl\ILof_tn'ckoelormeaturl;1I0,tesequence,lo"gr.demet,lmoroh,sm,n_A~·==OR~:\'TINUATIO:-J,S~::SHE:::i1aPzv(Pis)Latep..,e"~zoreO.Sillt,C.:.nc..nceSIl,Cmeta·\,Iol,:anogenlcrOCkS.10c.Imel..·lrmestone(,jlsl.FORCONTINUATION,SEESHEET16,,,livTn'SSICO.Silt,c-netivplcan,crocks:crmeaInsn.llowm.nneenv,rOl1ment.Jur'S$IC.monlOollte.In,:luslonsorgreen·SClOSt&m.rOle;tOCilltrondlemlteIJtrlana~r.;noalorlte(.Jgd).·Jam(Jtr)(Jqd)/.//RockContactr--JTKqrTertl.rv..nd/orCrel.ceousgr..nlt,csformingSm.llpluLons.TsmqTbqdTe~t:ary::;Ilotlle'ertlaryscnlst.granoDiOrite;10C<ll'm'gmoitlte'"aor.nlte.no~nblendeQranoClorltereOl"esenllOgtheroof(ThIjtC).·of.lolrgeSIeCk.~./.BuriedChannel~Trail/·/TsuTertiary"on-moirloesealmentar)rOCKS;conglomerate.s.na-stone,.nocl,)ystone.TvTertl.r~Volc.i"ICreel<.s;sn.llo.....InlrUSllles,flOwS.~naDvrocrasucs;rnyollt'ctobasaltic.BedrockMappinqUnitsAbbreviatedDescriptionsMiscellaneousMapSymbolsScarp~Slidescar;(0' SolifluctiondepOSits(rro.::en)overterr~cesedimentsFrozeno,Jsiltilloveroeo"Ocl<A.bliltlonttlloverun·.....eilU'1ert'doeorocl<.COllUViumoverbed..ock.lIno:Jeorocke."posuresLacustrtnesedlrT'entSove..aolatlontillL.lIcust,.,neoeposluove..b.Sillttll(f..Olen)SolifluctionoeoosnsIfrozen)overoec..ecKSolilluctloncepeslts(frozen)ove..b~S~1till(fro.::en)CollUViumoverwealnert'OorpoorlYconsoli·Ciltedoecr-oel<Lacust",nes(froz.enlSOlifluctiOnoeoos,ts(f..ozen)ove..~pl.tlonttllL-fLGiClLGtb-fCs-fBxuCs-fGiOCs-fFpt.£§.:.f...Gtb-fGtb-f--exuTerrainTerrainUnitUnitSymbolNameUn.....e.tne..ed.BxuconsOllOatedoeo"ocl(CColluvi.ldep,DSltsCILanoslideCs-fSOlifluctiondeposlU(f..oz.en)FfgG...lInUliH'"alluvl.lllr.nFpFIOOdol.inoepos.tsFptTe.....lIcf!GFoOutwilsnoeooSltsGFeEske..ueposlt!loGFkf\amecepOSItsGtaAbl.Hlon:,'1Gtb-f"..sal:,1','"ozenI°O..ganiCoeposlts~+BxuSUBTASK5.02~+BxwPHOTOINTERPRETATIONTERRAINUNITMAPSIAnDfP,11-_A_L_A_SK_A__P-,-O-,-W.,.-E:-::R,...,...,A.".U-:T,.---,-H.".O.,.-Rc::I.".TC:::-Y_-iHUnIlSUSITNAHYDROELECTRICPROJECTFlEY;SIONS.~020004000FEETSCALE-__..iRVST..iassll:::metaoas.ltanosidte.anInleroeCldedsnallowm....neseQuence.KoqCrf!lilceousirgliliteinogr.lVw~Cke,ofitrlll;:koeformedturOldlteSeQUence.10wgraQemetiimo..pn,smn-R.4"PZV(Pis)LateP.leozolcb.S.ltlC~nd.noeSI[ICmet.-vOlcanogenic..ocks,10c.Imel.·limestone(Pis).T,.i.ss,c.bilsallll::rnetolvo,c,an,cro.:ks'"rmeoInSllill:"W'Tloinneenvlrl,nment.RVJom(Jtr)(Jqd)JuraSSIci1mon,oolite.IncluSionSofgreen-sen,st&.marole:Icc.1u"onClem,te{Jtr1andgranoc,onte(Jgd).r/RockContactr~/Tert,aryana/orCretOlceousgranllic:>formmgsmallplutons.TKqrTsmq~/~;/"~./~Trail/TbqdTertlilryDIOtHeTe~tl.i1rysen'st.granoolor'te;IO~.l1mlc;miltlteanagranite,nornOlet'l;t:9rilnu~1Ior'tereoresent,natnt!rcof(rhgd).of..liiorges-tCCk.BuriedChannelTsuTertlilrynon-manneseo,mentary'-OCk5;::::ongICrTler.u~.5..no·stone,anacl'lVUcne.TvTert.oiryVOlC;lnICreCKS;sh.llowIntrusives,(lOWS,•naoyrocl.lIstlcs;rhyoliticto0.5_111(.BedrockMoppinqUnitsMiscellaneousMapSymbolsScarp~SlideScar;<\fTAbbreviatedDescriptions oBGFEAc--"rraC!.•·•.::..t')i;;r·!-.J..:-::i':llocCo?(lTERRAINUNITNAME--:aID;""::neme~~nC~OO!i:!S-:;;"~:luIDr,;,IIUVlal.:nLacuslrlnes(frozen)la:'-lstrmeseOlmentsOverGotatlCntillLacustrineceOOSI(SoveroasalttllSolifluctiondeposits(frozen)OveraelationtillFrazer'!oasil1tilloverbeorackSolifluctIondeoosils(frozen1overterracesedimentsSohfluctlcnaeposllSoverfluviatfanse:::lmentsSolifh;ctlcndeDoslts\froz.enIoveroecro::kAblationtilloverun-....·eatnereaO@OroCKColluvIUmovar\,eacne~e.::.poorlyconsolloateo~i!:::rcc....':olluviumOverbedrcckanabedrockexposuresSolifluctionceeoslts{frozen)overO~illtill(frozen).SasilltIllll":JlenlGteBxuoL-fLGteLGtb-fCs-fGtb-fCs-fBxuGtb-fBxuCs-fFPtCs-fGtOCs-f"FfTERRAINUNITSYMBOL8xuCCICs-fCe+FfFfg.1IFpI!FptGFoGi=eGnGteGtb-fCBxu+BxuCBxw+BxwSUBTASKI5.CI2$USITNAHYDROELECTRICPROJECTALASKAPOWERAUTHORITYPHOTOINTERPRETATIONTERRAINUNITMAPSLAJMBGS(~;_~.~.~<.f:;·~·~,.:,.'.''::,.4IADDITIONOFN-$FLIGHTLINEa\tINORREINTERPRETATINO.DATE11/82TriassICmetaaasaltandslOile.anlnteroeddeashallOWmanneseauence.RVStKag5Cretaceousargilliteane9raywilcke,ofatnlCkoe(ermeoturbiditesecuence,low9raoemetamorprllsmPzv(Pis);'...·~I• ,..,-'..""-~,,.LatePaleozoICbilulticilnaanaesiticmeta-volCilnOQenlcrecks,localmeta-limestone(Pis).RVT'",assieb.SOIlticmeuvOlc.microcksfermeainShallowmar'lneenvironment.Q25.,'0..,SCALEI:24.000Jam(Jtr)(Jgd)..!uraSSIC.mpnioolite.incluSIonsofgreen-schist;"mill·Dle;localtronoiemite(JtrJandgr.llnOoionle(Jgo).TKgrTertloll"",and/orCret,llceousgranltics(ormingsmallplutons.Tertiarysenist,rnu;matlte.:mdgrOinite,rear-esen,logtheroofofa1';II·gestock.TsmgTertiaryolotitegranOdiorite:!oc..rncrnolenaegranOdiorite(Thgd).TbgdTsuT!!rtlOlr\'non·mOlrlnl!seo,mentOiryrock.s:;:onglomer.te.s.no·stone,iilndClaystOne.Tv-ert'.I"'yVole.nlereeKs;sn.llow.,ntruSlves.(to\.\'5..nooyroclast'cs:rhyOlitictooas.ltic.BedrockMappingUnitsAbbreviatedDescriptionsMiscellaneousMapSymbols~/r/Scarp~Slidescar;<\fTBuriedChannelTrailr./RockContactr-..../8RU"'IHGUIII~73109t8t76FGEoBclA~~I~'ij~-- MiscellaneausMapSymbolsScarp~SlideScarA'0'~./BuriedChannel~Trail/_./20MAPSCollUVIumOverwe.lnereCorPoorlYconsol,-d.aledbearockFro.l;enbOls.1tilloveroecrOCkSOlifluctionoeposits(frozen)overlerr.cesedimentsCOllUViumoverbedrock<lndoedroCk~xoosuresAol<lt:ontilloverun-we.tnerecbecrOCkLOicustrin.seClmentsoverOibl..tlontillL.eustrlnes(frozen)Sol1(1uctlondepOSits(frozen)over0.5<11till(frozen)L.custrlnedeoositsovertlOlultill(frozenISolifluctIOndepOSIts(frozen)over.ol'l1lontillSolifluctiondepOSIts(frozen)overoeorockL-f!iNBXiJCs-fBXUCs-fFPtCs-fGiCJLGiOG!b-f1lXULGtb-fCAnAUGUST1981Cs-fGtb-f~"'O'ICT052502TerrainTerrainUnitUnitSymbolNameUn",eilthereo,Bxuconsol.datedl)earOCKCc.olluvLlI1depositsCILlndslideCs-f50lifluetlondepOSits(frozen)FfgGrlnul.rIlIuvl.l(onFpFloodpl.indepOSitsFp!TerrIe.GFoOUlw,unceoosltsGFeEskeru"uos,tsGFk"'.meceposasGtaAbl.lItlOntillG!b-f3..ultilllfrOlen10Org.mcceoos,a"lfxu+Bxu.-LB+BxwxwSUBTASK!S.DRPHOTOINTERPRETATIONTERRAINUNIT~~~f~II--------------iCH.APPAPP.O~I~~1III2~O~O~O~iiiiiii4~OOOFEETREV'SIONSDATETriaSSICmetaoolls.alt..naSidle.<InInter[Hwaedsnoililowmarine:seauence.livsKagCretaceousOirgllllle..:"10grOlvwOlCke.01il,flIckcelcrmed!urOICllesequence.lo"graoemetOimoron,sm.Pzv(Pis)_<H@tJaleczolcoas.ttic;:oneaneeSlliCmet.-vOlcanoc;:en,c~CCkS.OC..Imeta-I,mes,one::>!sl.RV''-Iass,ebaS.lt,c'Tlt'tC!vQICan,crOCKS:ermeoInsnallOwmanneenvironment.Jam(Jtr)(Jgd)JurilSS1Camorlioollte.,nClu$lonsororeen-sen'Sl.l:.m.roit':local!rono,t'm,te(..It,.I,inogranOOlorlteIJgdJ.I.//--.JTKgrRockContact'ert'i"'V,)nO/or...:....etact'OU$gr..nl\'CS(ormlngsmallOlutons.TsmgTbgdTen'ar\,D,otrleTertia,.\!sen,st,gr,H1CQ,or'le:localm'9m<ll'teanag:-an'te.hornOlenoe9ranoaior,tereoresent"'otntroof(Tngo}.of..loilrgeS-lock.TsuTt'rt,,),-ynon-manneseOlmentiU'VrOCKs;conglomerate.$ana·Slone.ilnocl."stone.Tvl{'r!,.,....':olc..nlCrOCl(5:!.n",llowtntnJSlvt's,flows.'lnoovrOClast'cs:rhyOlitictoO.S.'~IC.BedrockMappingUnitsAbbreviatedDescriptions CollUViumov.,.beerocl<.....0:"eoreCkexoosuresFrozenDiU.1tilloverceor:>ckSol,fluctlonceposltslfrozenIoverOilSillt:lt(frozen)L50lifluctlonoeoes'lS(frozen)overterraceseOlments:Oblat,onttlleverun-...e.atnereo:::eorocKlilcustr,neceoes't!.over::lilSoi'till(frozenlSolifluctionceposlts\f,.ozen)OveroearocKLoilicustrinesedimentsever0I01.:,ontltlColluviumoverweatnereoorpoorlyconsoli-dOltedbeorockSOlifluctlcneeooslts(frozen,over.aoliltiontill:....custrln..s(fro..:en)L-fLGiQCs·fGtb·fCs·fGiQCs-fBxuCs-fFPtCUEAUGUST1981~..OJ(CT052502Glb-ftlXUTerrainTerrainUnitUnitSymbolNameUn""t!atnereo.BxuI;OnscllO.leaDear-oekCColluvi",depoSitsCIlilndslideCs-fSolifluctIonceOOSllS(fro.ten)FfgG"OIInul.Jr.i1IUVlillr.nFpFloodpL..i"depOSitsFptTerrilc,",GFouutwasnCeDOlo'(SGFe:s...erueOOSlbGFk"'<1m"Ol!OCs,tsGto':'~l"llonllllGtb-f-ilS"1till·~o.:en0erg""I!;ceoo:\.,utfxu+BXUiw+BxwSUBTASK8.02PHOTOINTERPRETATIONTERRAINUNITMAPSml--------1!A?P.j....PP.RE\ISIONSo20004000FEET~SCALEC....TERVSTriaSSICmetiicaSillt..ncslate.•nInteroeaoed5n,,1l0wmarineseauence.KagPzv(PIs)LatePaleOZOIC:::'",5...;,:"Creta~~:>usar9lh.tea."'oanoeslt,c""et;ll-ana.::rav",·.aCl<.e.ofVOlc.anogen,c-_~l<s.tnlck"aeformeolocalmeta-ltmestoneturbiditeseQuence.(Ph).loweracemetiltnCrphlsmTri;llSS'Cb.SilltICmeUVClcanlCreCKs'ormecInsnallowmartneenVlrO:"lment.RVJurassIc;::;mpnlbol,te,InClus.ons.:;Ifcreen-scn,st~mar:Jle;10C.'tronalem,te(JtrI<InagranOOlo,-,te(Jgo).Jam(Jtr)(Jgd)//-RockContact.r-~/TKgrTertiary'in%rCretacl!'OUSaranltlcsfcrmlngsmailplutons.Tertiaryscnist,mlgmatlteanagranite,representrngtneroofofalargestock.TsmgTbgdTertlarvOlct,teQr<1ncaiorlte:lccalnornolenoegr;lnOOlorlt{ThgoJ.jBuriedChannel~Trail././TsuTerti...".non·mannesec,ment"..y'-CCkS;conglomerillt!.sand·stonl!:,.lineClol\'stone.TvTert,"ryVOlCiinlCrecks;sn"lIOwtr'ltruslves.ilow.....noevrOCLlIstlCS;rnVOllllC:cOOlSild(,C.BedrockMoppingUnitsMiscellaneousMapSymbalgScarp~SlideScar$AbbreviatedDescriptions A!\lac-I252510DATEAUGUST1982BUBTABKI5.DRPHOTOINTERPRETATION2-----~-----------------TERRAINTERRAINUNITUNITSYMBOLNAMEGUn.....eatnerea,8xuconsolidatedbedrockCColluvialdepositsCILandslidedepositsCs-fSaliflucliondeDositsFCa+FfAvalancheandhndepositsFfgGranular.alluvialfcnFpFloodplaindepositsFptTerraceGFaOutwashde::JositsEGFeEskerdepesltsGFkK3medepositsGta:'blatiOf"ltitlGtb-f5as.utill(frozen)0OrganicaeoDsitsDL-flacustrines(frozen)LLacustrinesedlmem5overGteablcltiontillLlacustrineGtb-fdepOSitsoverbasaltillCs-fSolifluctiondeposits(frozen)Gtb-foverbasaltill(frozen)Cs-fSolifluctionCdeposits(frozen)GiOoverablationtillCs-fSolifluctiondepOSits(frozen)Fptoverterracesediml!ntsCs-f50lifluctlOndepositSovern-fluvialfano;l!dimentsCs-fSolifluction8xudeposits(frozen)ove!'"bedrockGtb-fFrozenbasaltill8xuoverbedrockBGtaAblationtillover8xuun-weatheredbedrockC'ColluV'iumoverBxu+8xubedrockandbedrockexposuresCColluvium8xw+Bxwwealhered,poorlyconsolidatedbedrOCkTERRAINUNITMAPSIIPlmII--_A_L_A_S_K_A__P_O_W_E_R_A_U_T_H_O_R_I_T_Y_-1IIUSUSITNAHYDROELECTRICPROJECTtCH.M'J'.APP.Icoo.nt\lI;T_l!ucT-.j_01"lo-cal.jltTVll-..OCI"~I'1.53',24,000fIIEVISIONSSCALE.25PROPOSEDACCESSPUN4t56t"\!(Kag"~....eo-Gtb-fBxu,07•J.J;-''';;'_//RockContactr~/Glb-f8t~/BuriedChannel$7Troil/'/9TvTsuTbqdTsmqTKqrJam(Jtr)(Jqd)RVPzv(PIs)KaqRVSTertiOiryVolCilnlCTertiarynon-marineTertl,}~volotlteTertiary~chrSl,Tertiaryand/orJuroilssicamphibolite.TriilsslcbasaltiCLatePaleOZOICCi>::iCitic.Creta~e.:'lUSdrgil,:teTriassicmet.CoiIs.ltr::::cks;sn.llowsec,mentaryrocKs:gr..noclorlte:localmlgmatlteancgriln't~.CretilceousgranlticsinclUSIonsofcreen-metavolcanicrocKs,noanOl!Sltlcmeu·and:.;:raywilcKe,of.ancslate.OlnIntrUSives.flow<;.con£l!omer.;te.Siine·nernDlenoegrilncdioritrenresentlnQtnerC:lffermlngsmallplutons.schist&marDle;IccalformeoinShiillOwvolcanogenICr':;;:KS,tniCKoeformeainlerneededshallOW.ndDyrcclastics:Stone.OineCI..\,stone.(Tn90l.of.largestOcK.trondiemlte(Jtr)•nomarineenvlronmEn~.localmeta-I,mestoneturoidileseQuence.marineseouence.rnyollllcteOil5..lt,c.granoelorite(Jgc).(Pis).lo.....gr.."emet..morphlsm10BedrockMoppingUnitsMiscellaneousMapSymbolsScarp~Slidescar;(\IT_.--_.~------------------rT---'-r-TrM-.,..."rr-r--r-7-------r.-r-,--,--r--7T----"""'--~--'-------;---:7T7~------------------;AbbreviatedDescriptions"IIRVHIHG""I32<10973FGEDcB- ,~A1lIo-CJ~\l.:,I.,1.II4,jQ)~~4,j.....4,jQ::Q::CJ(..)Q"SUS/TNAR /VER000to0to00to++++<;j-<.0t()tot()t()<;j-<;j-00000000<!<!<!<!~~~~(J)(J)(J)(J)230'670'200'-1400-1200-1000FILL----~-:::-================-~CUT~- - - - - - - - - --m~:=======J~~~~===~========i100200400!IIGRAPHICSCALEINFEET1100FT.STAVED.GIRDERSTEELBRIDGE'-800FIGURE·F.5.8PREPAREDBY'R&MCONSULTANTS,INC.PORTAGECREEK:BRIDGEATSUSITNARIVERPREPAREDFOR' -1000-1400oo+o;tr<)ro~(f)400'oo+or<)ro~(f)500'200'oo+r<)C\IroORIGINAL~.GROUND-120010-------------+--1300'V.C-.----j---------lCUTI6%_-~><K~~7R:===7~~===:;;~~==:~~:====~=:Jr===:",,-:::=::::==~~=""""'---r~~ROAD -FILLPROFILEORIGINALGROUNDROADPROFILEFILLo100200400II I IGRAPHICSCALEINFEET-800110DFT.STEELDECKTRUSSBRIDGEPREPAREDBY:R&MCONSULTANTS,INC.PREPAREDFOR:SUSITNARIVERBRIDGE\NESTOFPORTAGECREEKFIGURE-Fa5.S- /11-100----FUTURERESERVOIRHIGHWATERLEVEL\f'\\~IFUTURERESERVOIRHIGHWATERLEVELIIIIIIIIIII..-.."..IiIi..jII\I\I"<"\I~\J.-..\/0"\CI)~0o \0CI)10LO\+++\0l.Dco0C\J\comm\<t<t<t«l-I-l-I-000000(J)-1200-1400-16001rrSURFACE1470r~'!!GRAPHIc'SCALEIN'FEET:CREEK10at200'650'73at200'~CUT/CREEKCUT--- -72"<://"YtW..I0'1'~~P----~,>I>:>....•...:......:.....,.................~..,.>::..../7'::'..i>,••••••••>•••••••••••••••••••••••<>...:....>":':{....,.':.:,F\:...•••••,":':I>.){><I:':>":."ty.,:,.,,•.•.•'•.....,....>:....:''-'..••:.••••••___2<-\..,.,":,::.",:,1<><:>F>.,>.•:.:.......I>......».........::.:,,>:.:....:'...:.....>,.::',',',',:,:>'::"-c·Il...·':>..::.:....'..,<...<.•',••:'.•:.\<>.:.:,.....}.','::,.,::.:,...>-\~\.--1<'11I--I[a100200400600FUTURERESERVOIR.650FTIISTEELTRUSS&2SDD.FT.i·PLATEGIRDERBRIDGEPREPAREDBY:R&MCONSULTANTS.INC.SUSITNARIVERBRIDGESCI.JTH\NESTOFFOGCREEKFIGURE-PREPAREDFOR:F.S•.,O. SUPPLEMENT TO TABLE F-7.1 CULVERTS (in lineal feet) Size A-3 A-4 A-5 A-6 A-7 A-8 B-4 B-6 B-7 R-3 C-3 C-4 Dia.L.F.L.F.L.F.L.F.L.F.L.F.L.'F.L.F.L.F.L.F. L.F. L.F. 18"6,375 2,975 4,420 5,015 24,395 10,625 3,485 24,565 27,540 2,850 23,720 26,350 36 11 400 600 500 100 300 400 100 100 42"100 100 300 200 100 300 400 300 48"100 100 200 100 100 100 200 600 500 54 11 100 100 200 100 100 200 200 200 200 200 60"200 200 500 200 400 200 200 300 72"100 100 100 100 300 84"200 400 200 200 200 96 11 400 100 100 100 100 108"200 100 100 100 200 200 120 11 100 200 144 11 100 168"100 F-35A r35/f1SupplementWATANALOGISTICBREAKDOWNSUPPLEMENTTOTABLEF-10.1RailRoad18Mi.7Mi.GoldCreekGoldCreekCostToToTons$/TonMiHurricaneSpurEndConst.Equipment16,0000.1878$54,086$21,034Explosive20,0000.6267225,61287,738Cement350,0000.1565985,950383,425Rein.Steel33,0000.2577153,07459,529RockBolts12,5000.257757,98322,549SteelSupport3,6000.257716,6996,494Mech.,str.,elc.equip.15,0000.126234,07413,251Constr.Fuel300,0000.1450783,000304,500CampFuel51,0000.1450133,11051,765Tires&Parts21,8000.187873,69328,658CampSupplies74,6000.1262169,46165,902Village1,4000.12623,1801,237Contingency&Misc.196,6000.1262446,597173,6761,095,500$3,136,519$1,219,7582324F-40A r35/b1SupplementDEVILCANYONLOGISTICBREAKDOWNSUPPLEMENTTOTABLEF-1O.2RailRoad18Mi.7Mi.14Mi.GoldCreekGoldCreekGoldCreekCostToTotoDevilTons$/TonMiHurricaneSpurEndCanyonCampConst.Equipment5,0000.1878$16,902$6,573$13,146Explosive3,0000.626733,84213,16126,321Cement650,0000.15651,831,050712,0751,424,150Rein.Steel22,0000.2577102,04939,68679,372RockBolts3,0000.257713,9165,41210,823SteelSupport2,2000.257710,2053,9697,937. ,str.,elc.equip.13,5000.126230,66711,92623,852Constr.Fuel68,0000.1450177,48069,020138,040CampFuel30,0000.145078,30030,45060,900Tires&Parts18,7000.187863,21324,58349,166Supplies44,0000.126299,95038,87077,739lIage1,3000.12622,9531,1482,297Contingency&Misc.205,900O.1262467,722181,892363,7841,066,600$2,928,249$1,138,765$2,277,527252635F-4lA r35/b4 Supplement ROAD HAUL SEGMENT COSTS SUPPLEMENT TO F.10-3 #12 #12 #13 #13 #14 &15 #14,15 &16 #17,17A,&18 Hurricane Hurricane Hurricane Hurricane RR Spur Devil Cantwell $/Ton Ml to Devil to Watana to Devil to Watana to Devil to Watana to Watana Item Tons Rate 26 Mi 59 Ml 18 Ml 52 Mi 6 Ml 41 Mi 61 Mi All Watana 1,095,500 0.2069 -13,372,878 -11,786,265 1,359,954 9,293,017 13,826,196 27 28 29 30 31 All Devil 1,066,600 0.2069 5,737,668 32 3,972,232 33 F-42A 1,324,077 34 r35/g1Plan12:Plan13:SupplementLOGISTICSTOTALSUPPLEMENTTOTABLEF.l0-4Use:Water:1,2,8,9RailtoHurricane:3,4,10, 11,23,25TrucktoDams:27,32TOTALUse:Water:1,2,8,9RailtoHurricane:3,4,10,11,23,25TrucktoDams:28,33TOTAL$134,388,00072,587,34119,110,546$226,085,887$134,388,00072,587,34115,758,497$222,733,838Plan14&15:Use:Water:1,2,8,9RailtoSpurEnd:3,4,10, 11,24,26TrucktoDams:29,30,34TOTAL$134,388,00068,881,09611,977,048$215,246,144Plan16:Plan17,17A&18:Use:Water:1,2,8,9RailtoGoldCreek:3,4,10,11TrucktoDams:15, 19,30TOTALUse:Water:1,2,8,9RailtoGoldCreek:3,4,10,11RailtoCantwell:7TrucktoWatanafromCantwell:31RailtoDevilfromGoldCreek:35TOTALF-44A$134,388,00066,522,57314,661,078$215,571,651$134,388,00066,522,5739,758,05813,826,1962,277,527$226,772,354 t/y1COSTESTIMATEITEMIZATIONSupplementPlans11Rto18 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 11 R .336 ROAD &RAIL FACILITIES .11 Pioneer Roads .114 Gold Creek to Watana -South A-2 Road (41.25 Mi) Clearing 369 AC $5,760.00 $2,125,440.00 Waste Excavation 855,321 CY 4.80 4,105,540.80 Common Excavation 619,500 CY 4.20 2,601,900.00 Rock Excavation 0 CY 14.40 0.00 Borrow 0 CY 6.00 0.00 18 11 Culverts 9,200 LF 28.80 264,960.00 36"+Culverts -LS 114,960.00 114,960.00 Bridges 0 SF 0.00 0.00 D-1 Base Material 222,640 TON 21.60 4,809,024.00 Fabric 14,946 SY 3.00 44,838.00 TOTAL $14,066,662.80 Maintenence 83 Mile-Years $4,000.00 $332,000.00 s12/m2 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT- 11 R .336 ROAD &RAIL FACILITIES .115 Denali to Watana C Road (44.32 Mi) Clearing 0 AC $5,760.00 $0.00 Waste Excavation 0 CY 4.80 0.00 Common Excavation 0 CY 4.20 0.00 Rock Excavation 0 CY 14.40 0.00 Borrow 0 CY 6.00 0.00 18"Culverts 0 LF 28.80 0.00 36"+Culverts 0 LS 0.00 0.00 Bridges 0 SF 0.00 0.00 D-1 Base Material 0 TON 21.60 0.00 Fabric 0 SY 3.00 0.00 TOTAL $0.00 Maintenence 0 Mile-Years $0.00 $0.00 ITEM DESCRIPTION qUANTITY UNITS PRICE AMOUNT 11 R .336 ROAD &RAIL FACILITIES .118 Devil Canyon Low Level Crossing H Road (7.88 Mi) Clearing 170 AC $5,760.00 $979,200.00 Waste Excavation 498,845 CY 4.80 2,394,456.00 Common Excavation 549,417 CY 4.20 2,307,551.40 Rock Excavation 749,641 CY 14.40 10,794,830.40 Borrow 0 CY 6.00 0.00 1811 Culverts 5,100 LF 28.80 146,880.00- 36 11 +Culverts -LS 0.00 0.00 Bridges 12,480 SF 180.00 2,246,400.00 0-1 Base Material 36,966 TON 21.60 798,465.60 Fabric 0 SY 3.00 0.00 TOTAL $19,667,783.40 Maintenence 55 Mile-Years $5,000.00 $275,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 11 R .336 ROAD &RAIL FACILITIES .12 Permanent Roads &Bridges .124 Watana to Devil Canyon -North,Road A-2,(41.25 Mi) Clearing 207 AC $5,760.00 $1,192,320.00 Waste Excavation 681,179 CY 4.80 3,269,659.20 Common Excavation 984,473 CY 4.20 4,134,786.60 Rock Excavation 146,527 CY 14.40 2,109,988.80 Borrow 73,145 CY 6.00 438,870.00 NFS Subbase Material 424,710 CY 8.40 3,567,564.00 Grade IIA II Base Material 231,739 CY 16.80 3,893,215.20 D-1 Base Material 96,704 TON 21.60 2,088,806.40 A.C.Surfacing 88,557 TON 79.20 7,013,714.40 Guardrail 6,050 LF 43.20 261,360.00 18 11 Culverts 13,840 LF 28.80 398,592.00 36 11 +Culverts -LS 179,040.00 179,040.00 Fabric 34,874 SY 3.00 104,622.00 Thaw Pipes 24,435 LF 43.20 1,055,592.00 Topsoil &Seed 326 AC 3,600.00 1,173,600.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 0 SF 180.00 0.00 TOTAL $31,619,730.60 Maintenence 206 Mile-Years $10,000.00 $2,060,000.00 ITEM DESCRIPTION .QUANTITY UNITS PRICE AMOUNT 11 R.336 ROAD &RAIL FACILITIES .125 Denali to Watana Road C, (44.32 Mi)(Plus 21.00 Mi) Clearing 800 AC $5,760.00 $4,608,000.00 Waste Excavation 2,245,400 CY 4.80 10,777,920.00 Common Excavation 2,450,800 CY 4.20 10,293,360.00 Rock Excavation 41,800 CY 14.40 601,920.00 Borrow 20,000 CY 6.00 120,000.00 NFS Subbase Material 470,000 CY 8.40 3,948,000.00 Grade IIA II Base Material 300,000 CY 16.80 5,040,000.00 D-1 Base Material 162,500 TON 21.60 3,510,000.00 A.C.Surfacing 148,813 TON 79.20 11,785,989.60 Guardrail 4,200 LF 43.20 181,440.00 18 11 Culverts 30,350 LF 28.80 874,080.00 36 11 +Culverts -LS 468,120.00 468,120.00 Fabric 12,907 SY 3.00 38,721.00 Thaw Pipes 28,750 LF 43.20 1,242,000.00 Topsoil &Seed 514 AC 3,600.00 1,850,400.00 Traffic Control Devices 69 MI 18,000.00 1,242,000.00 Bridges 0 SF 180.00 0.00 TOTAL $56,581,950.60 Maintenence 980 Mile-Years $8,000.00 $7,840,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT- 11.R336 ROAD &RAIL FACILITIES .128 Devil Canyon Trans-Dam Crossing, Road D,(7.26 Mi) Clearing 45 AC $5,760.00 $259,200.00 Waste Excavation 132,300 CY 4.80 635,040.00 Common Excavation 114,500 CY 4.20 480,900.00 Rock Excavation 12,200 CY 14.40 175,680.00 Borrow 90,200 CY 6.00 541,200.00 NFS Subbase Material 27,960 CY 8.40 234,864.00 Grade II A'I Base Material 15,260 CY 16.80 256,368.00 D-1 Base Material 6,370 TON 21.60 137,592.00 A.C.Surfacing 5,830 TON 79.20 461,736.00 Guardrail 2,640 LF 43.20 114,048.00 18 11 Culverts 1,785 LF 28.80 51,408.00 36 11 +Culverts -LS 30,744.00 0.00 Fabric 0 SY 3.00 0.00 Thaw Pipes 1,785 LF 43.20 77,112.00 Topsoil &Seed 29 AC 3,600.00 104,400.00 Traffic Control Devices 3 MI 18,000.00 54,000.00 Bridges 0 SF 180.00 0.00 TOTAL $3,583,548.00 Maintenence 7 Mile-Years $13,000.00 $91,000.00 ·ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 11 R .336 ROAD &RAIL FACILITIES .2 Rail Facilities .22 Railheads .221 Railhead -Cantwell Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 Ton 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991,680.00 Maintenence 15 Year $28,600.00 $429,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 11 R .63 CAMP .1 Camp .11 Pioneer Road Camp Camp Facilities -LS $588,000.00 $588,000.00 Catering &Operation Support 70,9~W Manday 39.40 2,796,612.00 .12 Access Road/Railhead Camp Camp Facilities -LS 975,000.00 975,000.00 Catering &Operation Support 225,240 Manday 39.10 8,806,884.00 $13,166,496.00 s16/d1 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 12.336 ROAD &RAIL FACILITIES .1 Road Faci Iities .14 Permanent Road .141 Hurricane to Indian River Road A-3[(11 Mi) Clearing 184 AC $5[760.00 $1[059[840.00 Waste Excavation 506[450 CY 4.80 2[430[960.00 Common Excavation 462[500 CY 4.20 1[942[500.00 Rock Excavation 0 CY 14.40 0.00 Borrow 258[600 CY 6.00 1[551[600.00 NFS Subbase Material 113[256 CY 8.40 951[350.40 Grade IIA II Base Material 61[797 CY 16.80 1[038[189.60 D-1 Base Material 12[894 TON 21.60 278[510.40 A.C.Surfacing 23[615 TON 79.20 1[870[308.00 Guardrail 10[800 LF 43.20 466[560.00 18 11 Culverts 6[375 LF 28.80 183[600.00 36 11 +Culverts -LS 70[800.00 70[800.00 Fabric 26[890 SY 3.00 80[670.00 Thaw Pipes 7[175 LF 43.20 309[960.00 Topsoil &Seed 117 AC 3[600.00 421[200.00 Traffic Control Devices 11 MI 18[000.00 198[000.00 Bridges 6120 SF 180.00 1[101[600.00 TOTAL $13[955[648.40 Maintenence 165 Mile-Years 13[000.00 $2[145[000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 12.336 ROAD &RAIL FACILITIES .154 Devil Canyon to Watana -North Road A-2,(41 Mi) Clearing 576 AC $5,760.00 $3,317,760.00 Waste Excavation 1,536,500 CY 4.80 7,375,200.00 Common Excavation 1,603,973 CY 4.20 6,736,686.60 Rock Excavation 146,527 CY 14.40 2,109,988.80 Borrow 156,700 CY 6.00 940,200.00 NFS Subbase Material 424,710 CY 8.40 3,567,564.00 Grade II AII Base Material 231,739 CY 16.80 3,893,215.20 D-1 Base Material 96,704 TON 21.60 2,088,806.40 A.C.Surfacing 88,557 TON 79.20 7,013,714.40 Guardrail 6,050 LF 43.20 261,360.00 18 11 Culverts 23,040 LF 28.80 663,552.00 36 11 +Culverts -LS 294,000.00 294,000.00 Fabric 49,820 SY 3.00 149,460.00 Thaw Pipes 24,435 LF 43.20 1,055,592.00 Topsoil &Seed 326 AC 3,600.00 1,173,600.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 0 SF 180.00 0.00 TOTAL $41,378,699.40 Maintenence 328 Mile-Years 10,000.00 $3,280,000.00 ITEM DESCR IPTION QUANTITY UNITS PRICE AMOUNT 12.336 ROAD &RAIL FACILITIES .17 Semi-Permanent Roads .178 Low Level Crossing Road H,(8 Mi) Clearing 170 AC $5,760.00 $979,200.00 Waste Excavation 498,845 CY 4.80 2,394,456.00 Common Excavation 549,417 CY 4.20 2,307,551.00 Rock Excavation 749,641 CY 14.40 10,794,830.40 Borrow 0 CY 6.00 0.00 NFS Subbase Material 0 CY 8.40 0.00 Grade II AII Base Material 0 CY 16.80 0.00 0-1 Base Material 36,966 TON 21.60 798,465.60 A.C.Surfacing 0 TON 79.20 0.00 Guardrail 0 LF 43.20 0.00 18 11 Culverts 5,100 LF 28.80 146,880.00 36 11 +Culverts -LS 0.00 0.00 Fabric 0 SY 3.00 0.00 Thaw Pipes 0 LF 43.20 0.00 Topsoil &Seed 0 AC 3,600.00 0.00 Traffic Control Devices 0 MI 18,000.00 0.00 Bridges 12,480 SF 180.00 2,246,400.00 TOTAL $19,667,783.40 Maintenence 56 Mile-Years 5,000.00 $280,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 12.336 ROAD &RAIL FACILITIES .2 Rail Facilities .25 Railheads .253 Railhead at Hurricane Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991,680.00 Maintenence 15 Year'$28,600.00 $429,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 12.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS $962,900.00 $962,900.00 Catering &Operation Support 221,640 Manday 39.10 8,666,124.00 $9,629,024.00 ITEM DESCRIPTION gUANTITY UNITS PRICE AMOUNT 13.336 ROAD &RAIL FACILITIES .1 .Road Facilities .14 Permanent Road .141 Hurricane to Indian River Road A-3,(11 Mi) Clearing 184 AC $5,760.00 $1,059,840.00 Waste Excavation 506,450 CY 4.80 2,430,960.00 Common Excavation 462,500 CY 4.20 1,942,500.00 Rock Excavation 0 CY 14.40 0.00 Borrow 258,600 CY 6.00 1,551,600.00 NFS Subbase Material 113,256 CY 8.40 951,350.40 Grade II AII Base Material 61,797 CY 16.80 1,038,189.60 D-1 Base Material 12,894 TON 21.60 278,510.40 A.C.Surfacing 23,615 TON 79.20 1,870,308.00 Guardrail 10,800 LF 43.20 466,560.00 18 11 Culverts 6,375 LF 28.80 183,600.00 36 11 +Culverts -LS 70,800.00 70,800.00 Fabric 26,890 SY 3.00 80,670.00 Thaw Pipes 7,175 LF 43.20 309,960.00 Topsoil &Seed 117 AC 3,600.00 421,200.00 Traffic Control Devices 11 MI 18,000.00 198,000.00 Bridges 6120 SF 180.00 1,101,600.00 TOTAL $13,955,648.40 Maintenence 165 Mile-Years 13,000.00 $2,145,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 13.336 ROAD &RAIL FACILITIES .144 Indian River to Devil Canyon-South Road A-6,(7 Mi) Clearing 100 AC $5,760.00 $576,000.00 Waste Excavation 270,990 CY 4.80 1,300,752.00 Common Excavation 253,050 CY 4.20 1,062,810.00 Rock Excavation 52,500 CY 14.40 756,000.00 Borrow 156,600 CY 6.00 939,600.00 NFS Subbase Material 72,072 CY 8.40 605,404.80 Grade II AII Base Material 39,325 CY 16.80 660,660.00 D-1 Base Material 8,205 TON 21.60 177,228.00 A.C.Surfacing 15,028 TON 79.20 1,190,217.60 Guardrail 3,600 LF 43.20 155,520.00 18 11 Culverts 5,015 LF 28.80 144,432.00 36 11 +Culverts -LS 6,600.00 6,600.00 Fabric 7,330 SY 3.00 21,990.00 Thaw Pipes 5,115 LF 43.20 220,968.00 Topsoil &Seed 59 AC 3,600.00 212,400.00 Traffic Control Devices 7 MI 18,000.00 126,000.00 Bridges -LS 2,000,000.00 $2,000,000.00 TOTAL $10,156,582.40 Maintenence 49 Mile-Years 10,000.00 $490,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 13.336 ROAD &RAIL FACILITIES .145 Indian River to Watana Via Upper Portage Road A-7,(41 Mi) Clearing 680 AC $5/760.00 $3/916/800.00 Waste Excavation'1/874/700 CY 4.80 8/998/560.00 Common Excavation 1/859/500 CY 4.20 7,809,900.00 Rock Excavation 82/500 CY 14.40 1/188/000.00 Borrow 482/400 CY 6.00 2/894/400.00 NFS Subbase Material 422/136 CY 8.40 3/545/942.40 Grade IIA"Base Material 230/335 CY 16.80 3,869/628.00 D-1 Base Material 48,059 TON 21.60 1/038/074:40 A.C.Surfacing 88,020 TON 79.20 6,971/184.00 Guardrail 25/700 LF 43.20 1/110/240.00 18 11 Culverts 24/395 LF 28.80 702,576.00 36 11 +Culverts -LS 448/560.00 448/560.00 Fabric 39,100 SY 3.00 117,300.00 Thaw Pipes 26/595 LF 43.20 1,148/904.00 Topsoil &Seed 432 AC 3/600.00 1/555/200.00 Traffic Control Devices 41 MI 18/000.00 738/000.00 Bridges 37/400 SF 180.00 6/732/000.00 TOTAL $52/785/268.80 Maintenence 328 Mile-Years 10/000.00 $3/280/000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 13.336 ROAD &RAIL FACILITIES .2 Rail 'Facilities .25 Railheads .253 Railhead at Hurricane Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 .Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991,680.00 Maintenence 15 Year $28,600.00 $429,900.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 13.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS $828,890.00 $828,890.00 Catering &Operation Support 190,790 Manday 39.10 7,459,889.00 $8,288,779.00 6/di2 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 14.336 ROAD &RAIL FACILITIES .1 Road Facilities .14 Permanent Road .142 Hurricane to Gold Creek Spur Road A-4,(16 Mi) Clearing 243 AC $5,760.00 $1,399,680.00 Waste Excavation 658,850 CY 4.80 3,162,480.00 Common Excavation 585,600 CY 4.20 2,459,520.00 Rock Excavation 0 CY 14.40 0.00 Borrow 488,700 CY 6.00 2,932,200.00 NFS Subbase Material 164,736 CY 8.40 1,383,782.40 Grade \lA"Base Material 89,887 CY 16.80 1,510,101.60 D-1 Base Material 18,755 TON 21.60 405,108.00 A.C.Surfacing 34,350 TON 79.20 2,720,520.00 Guardrail 14,000 LF 43.20 604,800.00 18"Culverts 2,975 LF 28.80 85,680.00 36"+Culverts -LS 82,320.00 82,320.00 Fabric 26,890 SY 3.00 80,670.00 Thaw Pipes 3,975 LF 43.20 171,720.00 Topsoil &Seed 146 AC 3,600.00 525,600.00 Traffic Control Devices 16 MI 18,000.00 288,000.00 Bridges 90,440 SF 180.00 16,279,200.00 TOTAL $34,091,382.00 Maintenence 240 Mile-Years 13,000.00 $3,120,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 14.336 ROAD &RAIL FACILITIES .147 Gold Creek Spur to Devil Canyon Ro'ad B-4,(6 Mi) Clearing 83 AC $5,760.00 $478,080.00 Waste Excavation 221,600 CY 4.80 1,063,680.00 Common Excavation 180,000 CY 4.20 756,000.00 Rock Excavation 0 CY 14.40 0.00 Borrow 218,400 CY 6.00 1,310,400.00 NFS Subbase Material 61,776 CY 8.40 518,918.40 Grade IIA II Base Material 33,708 CY 16.80 566,294.40 D-1 Base Material 7,033 TON 21.60 151,912.80 A.C.Surfacing 12,881 TON 79.20 1,020,175.20 Guardrail 400 LF 43.20 17,280.00 18 11 Culverts 3,485 LF 28.80 100,368.00 36 11 +Culverts -LS 31,320.00 31,320.00 Fabric 12,200 SY 3.00 36,600.00 Thaw Pipes 3,885 LF 43.20 167,832.00 Topsoil &Seed 47 AC 3,600.00 169,200.00 Traffic Control Devices 6 MI 18,000.00 108,000.00 Bridges 0 SF 180.00 0.00 TOTAL $6,496,060.80 Maintenence 90 Mile-Years 12,000.00 $1,080,000.00 ITEM DESCRIPTION .QUANTITY UNITS PRICE AMOUNT 14.336 ROAD &RAI L FACI L1TI ES .149 Devil Canyon to Northside Watana RoadB-6,(41 Mi) Clearing 578 AC $5,760.00 $3,329,280.00 Waste Excavation 1,544,900 CY 4.80 7,415,520.00 Common Excavation 1,733,400 CY 4.20 7,280,280.00 Rock Excavation 45,000 CY 14.40 648,000.00 Borrow 447,600 CY 6.00 2,685,600.00 NFS Subbase Material 422,136 CY 8.40 3,545,942.40 Grade IIA II Base Material 230,335 CY 16.80 3,869,628.00 D-1 Base Material 48,059 TON 21.60 1,038,074.40 A.C.Surfacing 88,021 TON 79.20 6,971,263.20 Guardrail 25,000 LF 43.20 1,080,000.00 18 11 Culverts 24,565 LF 28.80 707,472.00 36 11 +Culverts -LS 273,840.00 273,840.00 Fabric 41,560 SY 3.00 124,680.00 Thaw Pipes 26,565 LF 43.20 1,147,608.00 Topsoil &Seed 330 AC 3,600.00 1,188,000.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 115,940 SF 180.00 20,8691 200 .00 TOTAL $62,912,388.00 Maintenence 328 Mile-Years 13,000.00 $4,264,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT- 14.336 ROAD &RAIL FACILITIES .2 Rail Facilities .24 Permanent Railroad (including Railheads) .243 Gold Creek Spur Rail R-3,(8 Mi) Clearing 110 AC $5,760.00 $633,600.00 Waste Excavation 289,440 CY 4.80 1,389,312.00 Common Excavation 670,720 CY 4.20 2,817,024.00 Rock Excavation 2,200 CY 14.40 31,680.00 Borrow 86,860 CY 6.00 521,160.00 Subballast 150,281 CY 8.60 1,292,416.60 Grade "A"Base Material 4,900 CY 16.80 82,320.00 D-l Base Material 2,400 TON 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Dock Lumber 16 MBF 580.00 9,280.00 18"Culverts 2,850 LF 28.80 82,080.00 36"+Culverts -LS 45,600.00 45,600.00 Fabric 3,110 SY 3.00 9,330.00 Thaw Pipes 3,150 LF 43.20 136,080.00 Topsoil &Seed 42 AC 3,600.00 151,200.00 Rail Yard Control Devices -LS 720.00 720.00 Bridges 0 SF 360.00 0.00 Trackage 67,220 LF 140.00 9,41~l800.00 TOTAL $16,838,682.60 Maintenence Rail 120 Mile-Years 5,000.00 $600,000.00 Railhead 15 Years 28,600.00 $429,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 14.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS $1,203,390.00 $1,203,390.00 Catering &Operation Support 276,990 Manday 39.10 10,830,309.00 $12,033,699.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 15.336 ROAD &RAIL FACILITIES .1 Road Facilities .14 Permanent Roads .147 Gold Creek Spur to Devil Canyon Road B-4,(6 Mi) Clearing 83 AC $5,760.00 $478,080.00 Waste Excavation 221,600 CY 4.80 1,063,680.00 Common Excavation 180,000 CY 4.20 756,000.00 Rock Excavation 0 CY 14.40 0.00 Borrow 218,400 CY 6.00 1,310,400.00 NFS Subbase Material 61,776 CY 8.40 518,918.40 Grade "A"Base Material 33,708 CY 16.80 566,294.40 D-l Base Material 7,033 TON 21.60 151,912.80 A.C.Surfacing 12,881 TON 79.20 1,020,175.20 Guardrail 400 LF 43.20 17,280.00 18"Culverts 3,485 LF 28.80 100,368.00 36"+Culverts -LS 31,320.00 31,320.00 Fabric 12,200 SY 3.00 36,600.00 Thaw Pipes 3,885 LF 43.20 167,832.00 Topsoil &Seed 47 AC 3,600.00 169,200.00 Traffic Control Devices 6 MI l8,OOO.00 108,000.00 Bridges 0 SF 180.00 .00 TOTAL $6,496,060.80 Maintenence 90 Mile-Years 12,000.00 $1,080,000.00 \\ITE~DESCRIPTION QUANTITY UNITS PRICE AMOUNT 15.336 ROAD &RAIL FACILITIES .149 Devil Canyon to Northside Watana Road B-6,(41 Mi) Clearing 578 AC $5,760.00 $3,329,280.00 Waste Excavation 1,544,900 CY 4.80 7,415,520.00 Common Excavation 1,733,400 CY 4.20 7,280,280.00 Rock Excavation 45,000 CY 14.40 648,000.00 Borrow 447,600 CY 6.00 2,685,600.00 NFS Subbase Material 422,136 CY 8.40 3,545,942.40 Grade IIA II Base Material 230,335 CY 16.80 3,869,628.00 D-1 Base Material 48,059 TON 21.60 1,038,074.40 A.C.Surfacing 88,021 TON 79.20 6,971,263.20 Guardrail 25,000 LF 43.20 1,080,000.00 18 11 Culverts 24,565 LF 28.80 707,472.00 36 11 +Culverts -LS 273,840.00 273,840.00 Fabric 41,560 SY 3.00 124,680.00 Thaw Pipes 26,565 LF 43.20 1,147,608.00 Topsoil &Seed 330 AC 3,600.00 1,188,000.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 115,940 SF 180.00 20,869,200.00 TOTAL $62,912,388.00 Maintenence 328 Mile-Years 13,000.00 $4,264,000.00 6/crnr ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 15.336 ROAD &RAIL FACILITIES .2 Rail Facilities .24 Permanent Railroad (including Railheads) .243 Gold Creek Spur Rail R-3,(8 Mi) Clearing 110 AC $5,760.00 $633,600.00 Waste Excavation 289,440 CY 4.80 1,389,312.00 Common Excavation 670,720 CY 4.20 2,817,024.00 Rock Excavation 2,200 CY 14.40 31,680.00 Borrow 86,860 CY 6.00 521,160.00 Subballast 150,281 CY 8.60 1,292,416.60 Grade IIA II Base Material 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 TON 21.60 51,840.00 A.c.Surfacing 2,200 TON 79.20 174,240.00 Dock Lumber 16 MBF 580.00 9,280.00 18 11 Culverts 2,850 LF 28.80 82,080.00 36 11 +Culverts -LS 45,600.00 45,600.00 Fabric 3,110 SY 3.00 9,330.00 Thaw Pipes 3,150 LF 43.20 136,080.00 Topsoil &Seed 42 AC 3,600.00 151,200.00 Rail Yard Control Devices -LS 720.00 720.00 Bridges 0 SF 360.00 0.00 Trackage 67,220 LF 140.00 9,410,800.00 TOTAL $16,838,682.60 Maintenence Rail 120 Mile-Years 5,000.00 $600,000.00 Railhead 15 Years 28,600.00 $429,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 15.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS $862,470.00 862,470.00 Catering &Operation Support 198,520 Manday 39.10 7,762,132.00 $8,624,602.00 6/Cf21" ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT- 16.336 ROAD &RAIL FACILITIES .1 Road Facilities .14 Permanent Road .142 Gold Creek to Devil Canyon B-2,(12 Mi) Clearing 141 AC $5,760.00 $812,160.00 Waste Excavation 422,890 CY 4.80 2,029,872.00 Common Excavation 335,935 CY 4.20 1,410,927.00 Rock Excavation 23,625 CY 14.40 340,200.00 Borrow 445,200 CY 6.00 2,671,200.00 NFS Subbase Material 126,750 CY 8.40 1,064,700.00 Grade II All Base Material 69,160 CY 16.80 1,161,888.00 D-l Base Material 28,860 TON 21.60 623,376.00 A.C.Surfacing 26,429 TON 79.20 2,093,176.80 Guardrail 6,700 LF 43.20 289,440.00 18 11 Culverts 8,410 LF 28.80 242,208.00 36 11 +Culverts -LS 46,080.00 46,080.00 Fabric 8,777 SY 3.00 26,331.00 Thaw Pipes 8,845 LF 43.20 382,104.00 Topsoil &Seed 86 AC 3,600.00 309,600.00 Traffic Control Devices 12 MI 18,000.00 216,000.00 Bridges 0 SF 180.00 0.00 TOTAL $13,719,262.80 Maintenence 180 Mile-Years $12,000.00 $2,160,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 16.336 ROAD &RAIL FACILITIES .146 Huricane to South Side Devil Canyon Road A-8 (16 Mi) Clearing 248 AC $5,760.00 $1,428,480.00 Waste Excavation 673,644 CY 4.80 3,233,491.20 Common Excavation 593,330 CY 4.20 2,491,986.00 Rock Excavation 0 CY 14.40 0.00 Borrow 532,200 CY 6.00 3,193,200.00 NFS Subbase Material 164,736 CY 8.40 1,383,782.40 Grade II A II Base Material 89,887 CY 16.80 1,510,101.60 D-1 Base Material 18,755 TON 21.60 405,108.00 A.C.Surfacing 34,350 TON 79.20 2,720,520.00 Guardrail 5,100 LF 43.20 220,320.00 18 11 Culverts 10,625 LF 28.80 306,000.00 36 11 +Culverts -LS 38,760.00 38,760.00 Fabric 26,900 SY 3.00 80,700.00 Thaw Pipes 11,725 LF 43.20 506,520.00 Topsoil &Seed 150 AC 3,600.00 540,000.00 Traffic Control Devices 16 MI 18,000.00 288,000.00 Bridges 43,520 SF 180.00 7,833,600.00 TOTAL $26,180,569.20 Maintenence 112 Mile-Years 12,000.00 $1,344,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 16.336 ROAD &RAIL FACILITIES .149 Devil Canyon to Northside Watana Road B-6,(41 Mi) Clearing 578 AC $5,760.00 $3,329,280.00 Waste Excavation 1,544,900 CY 4.80 7,415,520.00 Common Excavation 1,733,400 CY 4.20 7,280,280.00 Rock Excavation 45,000 CY 14.40 648,000.00 Borrow 447,600 CY 6.00 2,685,600.00 NFS Subbase Material 422,136 CY 8.40 3,545,942.40 Grade IIA II Base Material 230,335 CY 16.80 3,869,628.00 D-1 Base Material 48,059 TON 21.60 1,038,074.40 A.C.Surfacing 88,021 TON 79.20 6,971,263.20 Guardrail 25,000 LF 43.20 1,080,000.00 18 11 Culverts 24,565 LF 28.80 707,472.00 36 11 +Culverts -LS 273,840.00 273,840.00 Fabric 41,560 SY 3.00 124,680.00 Thaw Pipes 26,565 LF 43.20 1,147,608.00 Topsoil &Seed 330 AC 3,600.00 1,188,000.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 115,940 SF 180.00 20,869,200.00 TOTAL $62,912,388.00 Maintenence 328 Mile-Years 13,000.00 $4,264,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 16.336 ROAD &RAIL FACILITIES .2 Rail Facilities .25 Railheads .252 Railhead at Gold Creek Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 0-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 SubbaIJast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.0'0 TOTAL $5,991,680.00 Maintenence 7 Year $28,600.00 $200,200.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 16.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS $1,088,040.00 $1,088,040.00 Catering &Operation Support 250,440 Manday 39.10 9,792,204.00 $10,880,244.00 6/026 6/d27 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17.336 ROAD &RAIL FACILITIES .16 Service Roads .162 Devil Canyon to Northside Watana Road B-6,(41 Mi) Clearing 578 AC $5,760.00 $3,329,280.00 Waste Excavation 1,544,900 CY 4.80 7,415,520.00 Common Excavation 1,733,400 CY 4.20 7,280,280.00 Rock Excavation 45,000 CY 14.40 648,000.00 Borrow 447,600 CY 6.00 2,685,600.00 NFS Subbase Material 422,136 CY 8.40 3,545,942.40 Grade "A"Base Material 230,335 CY 16.80 3,869,628.00 D-1 Base Material 48,059 TON 21.60 1,038,074.40 A.C.Surfacing 88,021 TON 79.20 6,971,263.20 Guardrail 25,000 LF 43.20 1,080,000.00 18"Culverts 24,565 LF 28.80 707,472.00 36"+Culverts -LS 273,840.00 273,840.00 Fabric 41,560 SY 3.00 124,680.00 Thaw Pipes 26,565 LF 43.20 1,147,608.00 Topsoil &Seed 330 AC 3,600.00 1,188,000.00 Traffic Control Devices 41 MI 18,000.00 738,000.00 Bridges 115,940 SF 180.00 20,869,200.00 TOTAL $62,912,388.00 Maintenence 328 Mile-Years 13,000.00 $4,264,000.00 6jd28 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17.336 ROAD &RAIL FACILITIES .18 Upgrade Existing Road .185 Denali Highway from Cantwell to New Road,Road C-2,(21 Mile) Clearing 17 AC $5,760.00 $97,920.00 Waste Excavation 66,000 CY 4.80 316,800.00 Common Excavation 264,000 CY 4.20 1,108,800.00 Rock Excavation 0 CY 14.40 0.00 Borrow 20,000 CY 6.00 120,000.00 NFS Subbase Material 13,700 CY 8.40 115,080.00 Grade II All Base Material 51,024 CY 16.80 857,203.20 D-1 Base Material 58,604 TON 21.60 1,265,846.40 A.C.Surfacing 53,669 TON 79.20 4,250,584.80 Guardrail 3,000 LF 43.20 129,600.00 18 11 Culverts 4,000 LF 28.80 115,200.00 36 11 +Culverts -LS 55,560.00 55,560.00 Fabric 0 SY 3.00 0.00 Thaw Pipes 100 LF 43.20 4,320.00 Topsoil &Seed 10 AC 3,600.00 36,000.00 Traffic Control Devices 21 MI 18,000.00 378,000.00 Bridges 1,700 SF 180.00 306,000.00 TOTAL $9,156,914.40 Maintenence 168 Mile-Years 8,000.00 $1,344,000.00 6/Cf29 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17.336 ROAD &RAIL FACILITIES .2 Rail Facilities .24 Permanent Railroad (Including Railheads) .244 Gold Creek to Devil Canyon -Rail R-1,(14 Mj) Clearing 162 AC $5,760.00 $933,120.00 Waste Excavation 407,420 CY 4.80 1,955,616.00 Common Excavation 798,405 CY 4.20 3,353,301.00 Rock Excavation 2,200 CY 14.40 31,680.00 Borrow 108,500 CY 6.00 651,000.00 Subballast 171,634 CY 8.60 1,476,052.40 Grade II AII Base Material 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 TON 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Dock Lumber 16 MBF 580.00 9,280.00 18 11 Culverts 4,850 LF 28.80 139,680.00 36 11 +Culverts -LS 46,080.00 46,080.00 Fabric 3,121 SY 3.00 9,363.00 Thaw Pipes 10,100 LF 43.20 436,320.00 Topsoi I &Seed 104 AC 3,600.00 374,400.00 Rail Yard Control Devices -LS 720.00 720.00 Bridges 0 SF 360.00 0.00 Trackage 98,975 LF 140.00 13,856,500.00 TOTAL $23,581,512.40 Maintenence Rail 98 Mile-Years 5,000.00 $490,000.00 Railhead 7 Years 28,600.00 $200,200.00 6/0.:50 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17.336 ROAD &RAIL FACILITIES .25 Railheads .251 Railhead at Cantwell Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 0-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991,680.00 Maintenence 8 Year $28,600.00 $228,800.00 6/d31 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17.63 CAMP .12 Access Road/Railhead Camp Camp Facilities -LS 1,454,690.00 $1,454,690.00 Catering &Operation Support 334,840 Manday 39.10 13,092,244.00 $14,546,934.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17A.336 ROAD &RAIL FACILITIES .1 Road Facilities .15 Permanent Road .155 Denali Highway to Watana, Road C-3,(40 Mile) Clearing 712 AC $5,760.00 $4,101,120.00 Waste Excavation 1,981,270 CY 4.80 9,510,096.00 Common Excavation 1,988,000 CY 4.20 8,349,600.00 Rock Excavation 41,800 CY 14.40 601,920.00 Borrow 0 CY 6.00 0.00 NFS Subbase Material 414,820 CY 8.40 3,484,488.00 Grade IIA II Base Material 226,342 CY 16.80 3,802,545.60 D-1 Base Material 94,450 TON 21.60 2,040,120.00 A.C.Surfacing 86,495 TON 79.20 6,850,404.00 Guardrail 4,200 LF 43.20 181,440.00 18 11 Culverts 23,720 LF 28.80 683,136.0 0 36 11 +Culverts -LS 453,720.00 453,720.00 Fabric 12,907 SY 3.00 38,721.00 Thaw Pipes 26,020 LF 43.20 1,124,064.00 Topsoil &Seed 467 AC 3,600.00 1,681,200.00 Traffic Control Devices 40 MI 18,000.00 720,000.00 Bridges 0 SF 180.00 0.00 TOTAL $43,622,574.60 Maintenence 320 Mile-Years 8,000.00 $2,560,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17A.336 ROAD &RAIL FACILITIES .16 Service Roads .161 Devil Canyon to Southside Watana Road B-7,(43 Mi) Clearing 698 AC $5,760.00 $4,020,480.00 Waste Excavation 1,913,213 CY 4.80 9,183,422.40 Common Excavation 2,061,325 CY 4.20 8,657,565.00 Rock Excavation 0 CY 14.40 0.00 Borrow 339,413 CY 6.00 2,036,478.00 NFS Subbase Material 442,728 CY 8.40 3,718,915.20 Grade II AII Base Material 241,570 CY 16.80 4,058,376.00 D-1 Base Material 50,403 TON 21.60 1,088,704.80 A.C.Surfacing 92,314 TON 79.20 7,311,268.80 Guardrail 3,500 LF 43.20 151,200.00 18 11 Culverts 27,540 LF 28.80 793,152.00 36 11 +Culverts -LS 198,360.00 198,360.00 Fabric 48,900 SY 3.00 146,700.00 Thaw Pipes 29,040 LF 43.20 1,254,528.00 Topsoil &Seed 437 AC 3,600.00 1,573,200.00 Traffic Control Devices 43 MI 18,000.00 774,000.00 Bridges 42,500 SF 180.00 7,650,000.00 TOTAL $52,616,350.20 Maintenence 344 Mile-Years 13,000.00 $4,472,000.00 6/d34; ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17A.336 ROAD &RAIL FACI!:.!I.!..ES .18 Upgrade EXisting Road .185 Denali Highway from Cantwell to New Road,Road C-2,(21 Mile) Clearing 17 AC $5,760.00 $97,920.00 Waste Excavation 66,000 CY 4.80 316,800.00 Common Excavation 264,000 CY 4.20 1,108,800.00 Rock Excavation 0 CY 14.40 0.00 Borrow 20,000 CY 6.00 120,000.00 NFS Subbase Material 13,700 CY 8.40 115,080.00 Grade II All Base Material 51,024 CY 16.80 857,203.20 D-l Base Material 58,604 TON 21.60 1,265,846.40 A.C.Surfacing 53,669 TON 79.20 4,250,584.80 Guardrail 3,000 LF 43.20 129,600.00 18"Culverts 4,000 LF 28.80 115,200.00 36 11 +Culverts -LS 55,560.00 55,560.00 Fabric 0 SY 3.00 0.00 Thaw Pipes 100 LF 43.20 4,320.00 Topsoil &Seed 10 AC 3,600.00 36,000.00 Traffic Control Devices 21 MI 18,000.00 378,000.00 Bridges 1,700 SF 180.00 306,000.00 TOTAL $9,156,914.40 Maintenence 168 Mile-Years 8,000.00 $1,344,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT- 17A.336 ROAD &RAIL FACILITIES .2 Rail Facilities .24 Permanent Railroad (Including Railheads) .244 Gold Creek to Devil Canyon -Rail R-1,(14 Mi) Clearing 162 AC $5,760.00 $933,120.00 Waste Excavation 407,420 CY 4.80 1,955,616.00 Common Excavation 798,405 CY 4.20 3,353,301.00 Rock Excavation 2,200 CY 14.40 31,680.00 Borrow 108,500 CY 6.00 651,000.00 Subballast 171,634 CY 8.60 1,476,052.40 Grade"All Base Material 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 TON 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Dock Lumber 16 MBF 580.00 9,280.00 18 11 Culverts 4,850 LF 28.80 139,680.00 36"+Culverts -LS 46,080.00 46,080.00 Fabric 3,121 SY 3.00 9,363.00 Thaw Pipes 10,100 LF 43.20 436,320.00 Topsoil &Seed 104 AC 3,600.00 374,400.00 Rail Yard Control Devices -LS 720.00 720.00 Bridges 0 SF 360.00 0.00 Trackage 98,975 LF 140.00 13,856,500.00 TOTAL $23,581,512.40 ) Maintenence Rail 98 Mile-Years 5,000.00 $490,000.00 Railhead 7 Years 28,600.00 $200,200.00 s16/d36 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 17A.336 ROAD &RAI L FACI L1TI ES .25 Railheads \'1 .251 Railhead at Cantwell Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991(680.00 Maintenence 8 Year $28,600.00 $228,800.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 18.336 ROAD &RAIL FACILITIES .1 Road Facilities .15 Permanent Road .155 Denali Highway to Watana, Road C-4,(42 Mile) Clearing 748 AC $5,760.00 $4,308,480.00 Waste Excavation 2,080,330 CY 4.80 9,985,584.00 Common Excavation 2,087,400 CY 4.20 8,767,080.00 Rock Excavation 41.-800 CY 14.40 601,920.00 Borrow 0 CY 6.00 0.00 NFS Subbase Material 435,560 CY 8.40 3,658,704.00 Grade "A"Base Material 237,660 CY 16.80 3,992,688.00 D-1 Base Material 99,170 TON 21.60 2,142,072.00 A.C.Surfacing 90,820 TON 79.20 7,192,944.00 Guardrail 7,000 LF 43.20 302,400.00 18"Culverts 26,350 LF 28.80 758,880.00 36"Culverts -LS 373,680.00 373,680.00 Fabric 12,907 SY 3.00 38,721.00 Thaw Pipes 28,750 LF 43.20 1,242,000.00 Topsoil &Seed 490 AC 3,600.00 1,764,000.00 Traffic Control Devices 42 MI 18,000.00 756,000.00 Bridges 0 SF 180.00 0.00 TOTAL $45,885,153.00 Maintenence 336 Mile-Years 9,000.00 $3,024,000.00 6/Ci39 , ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 18.336 ROAD &RAIL FACILITIES .16 Service Roads (Permanent) .164 Devil Canyon to Watana -North Road A-2 Mod*,(36 Mi) Clearing 506 AC $5,760.00 $2,914,560.00 Waste Excavation 1,349,122 CY 4.80 6,475,785.60 Common Excavation 1,408,366 CY 4.20 5,915,137.20 Rock Excavation 146,527 CY 14.40 2,109,988.80 Borrow 137,590 CY 6.00 825,540.00 NFS Subbase Material 372,916 CY 8.40 3,132,494.40 Grade "A"Base Material 203,478 CY 16.80 3,418,430.40 D-1 Base Material 84,910 TON 21.60 1,834,056.00 A.C.Surfacing 77,757 TON 79.20 6,158,354.40 Guardrail 6,050 LF 43.20 261,360.00 18"Culverts 23,040 LF 28.80 663,552.00 36"+Culverts -LS 294,000.00 294,000.00 Fabric 49,820 SY 3.00 149,460.00 Thaw Pipes 24,435 LF 43.20 1,055,592.00 Topsoil &Seed .286 AC 3,600.00 1,029,600.00 Traffic Control Devices 36 MI 18,000.00 648,000.00 Bridges 88,400 SF 180.00 15,912,000.00 TOTAL $52,797,910.80 Maintenence 288 Mile-Years 10,000.00 $2,880,000.00 Note:A-2 Mod.includes A-2,high level x-ing to camp at Devil Canyon,and trans dam crossing at Watana. ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 18.336 ROAD &RAIL FACILITIES .18 Upgrade Existing Road .185 Denali Highway from Cantwell to New Road,Road C-2,(21 Mile) Clearing 17 AC $5,760.00 $97,920.00 Waste Excavation 66,000 CY 4.80 316,800.00 Common Excavation 264,000 CY 4.20 1,108,800.00 Rock Excavation 0 CY 14.40 0.00 Borrow 20,000 CY 6.00 120,000.00 NFS Subbase Material 13,700 CY 8.40 115,080.00 Grade IIA II Base Material 51,024 CY 16.80 857,203.20 D-1 Base Material 58,604 TON 21.60 1,265,846.40 A.C.Surfacing 53,669 TON 79.20 4,250,584.80 Guardrail 3,000 LF 43.20 129,600.00 18 11 Culverts 4,000 LF 28.80 115,200.00 36 11 +Culverts -LS 55,560.00 55,560.00 Fabric 0 SY 3.00 0.00 Thaw Pipes 100 LF 43.20 4,320.00 Topsoil &Seed 10 AC 3,600.00 36,000.00 Traffic Control Devices 21 MI 18,000.00 378,000.00 Bridges 1,700 SF 180.00 306,000.00 TOTAL $9,156,914.40 Maintenence 168 Mile-Years 8,000.00 $1,344,000.00 ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 18.336 ROAD &RAI L FACI L1TI ES .2 Rail Facilities .24 Permanent Railroad (Including Railheads) .244 Gold Creek to Devil Canyon -Rail R-1,(14 Mi) Clearing 162 AC $5,760.00 $933,120.0C Waste Excavation 407,420 CY 4.80 1,955,616.0C Common Excavation 798,405 CY 4.20 3,353,301.0C Rock Excavation 2,200 CY 14.40 31,680.0C Borrow 108,500 CY 6.00 651,OOO.OC Subballast 171,634 CY 8.60 1,476,052.4C Grade "A"Base Material 4,900 CY 16.80 82,320.0C D-1 Base Material 2,400 TON 21.60 51,840.0C A.C.Surfacing 2,200 TON 79.20 174,240.0C Dock Lumber 16 MBF 580.00 9,280.0C 18"Culverts 4,850 LF 28.80 139,680.0C 36"+Culverts -LS 46,080.00 46,080.0C Fabric 3,121 SY 3.00 9,363.0C Thaw Pipes 10,100 LF 43.20 436,320.0C Topsoil &Seed 104 AC 3,600.00 374,400.0C Rail Yard Control Devices -LS 720.00 720.0C Bridges 0 SF 360.00 O.OC Trackage 98,975 LF 140.00 13,856 ,500 .OC TOTAL $23,581,512.4C Maintenence Rail 98 Mile-Years 5,000.00 $490,OOO.OC Railhead 7 Years 28,600.00 $200,200.0C ITEM DESCRIPTION QUANTITY UNITS PRICE AMOUNT 18.336 ROAD &RAI L FACt Lilt ES .25 Railheads .251 Railhead at Cantwell Clearing 25 AC $5,760.00 $144,000.00 Waste Excavation 78,000 CY 4.80 374,400.00 Common Excavation 505,000 CY 4.20 2,121,000.00 Grade A Base 4,900 CY 16.80 82,320.00 D-1 Base Material 2,400 CY 21.60 51,840.00 A.C.Surfacing 2,200 TON 79.20 174,240.00 Topsoil &Seed 15 AC 3,600.00 54,000.00 Rail Yard Control Devices -LS 720.00 720.00 Subballast 25,800 CY 8.60 221,880.00 Trackage 19,700 LF 140.00 2,758,000.00 Dock Lumber 16 MBF 580.00 9,280.00 TOTAL $5,991,680.00 Maintenence 8 Year $28,600.00 $228,800.00 r35/g2SupplementAPPENDIXGBORROWPITSFigureSupplement ,'.,.,"IJ':.)'\.',!',.,;;. ,'y\J,:'"",f '•.',.t·,''"\'1 ,,("J>'\~.~ ,,I "Ih") ..::Y7!C>4 :"'.I I,I / \ I' .I J ~ /,0'-:")'~"".~/.. 1 (~~.<\~(!,.( PREPARED FOR' .1"" ,( / I (1\ (I " i I ,,\,. ,/\ I '\ ~I,;...~ V.I ...,r r.('~:. 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';,'-,~;.;I.,..,,>X<,:::;~.;,>\~:;1 f1:~(;:-1\'",;' (". "t :. I \ 5 0 5MILES iii SCALE I:250,000~ r:;( BORROVJ PIT LOCATIONS {1 1• ";.~p ..1:'J_. """j '.U I""I...-;.':II ..\•(','''1 ('VABM ~'G'.,j ,','V~BM Ii,..., '..4\49<,..,f,.'.1".~,\Ctlu"lIn.;,I ~.(..l,''..'~.,I'0 ."J."_.l.·\\f ,1'1 'f\.371!.., ,'.".~I .(•.'•Il;3!J17'../("'.t'(.,'.,," 1.::'r'··...'L./i:~/:'.t:'Ii';'\:"I..":/-:~j .L;-{"":;I}1:'.17//'>'(~\_'..'.'iL..:;.:30(\!~'.j',,1 <.''''":•."\('\<If'..::"_,.""I,.1 0 /1(,)',,111 --;/'f'.:./{", ',;5K~;i~::~,(~~:,i.l.'~.,"> ..J"...~{-:,.I 1','/<;/"'"11,1\.--...''P ,I PREPARED BY' G-2 Supplementr35/a66APPENDIXFCostEstimatesFigureSupplementsTableRevisions&SupplementsSupplementtoCostEstimateItemizations r35/b2SupplementTABLEF.5.1BRIDGES-PLANSl-11RLength!SegmentRiver(feet)CostFiguresSection-:JB-1IndianR.180$1,101,600B.l,F.5.1R2WT32NSec12Susitna@G.C.2,48015,177,600B.6,F.5.2R2WT31NSec9'B-3FogCreek1,2507,650,000B.9,F.5.4R5ET31NSec19ChechakoCreek1,1607,099,200B.7,F.5.3R1ET31NSec4NoNameCreek8004,896,000B.7,F.5.5R1ET31NSec15R-2ChechakoCreek1,1607,099,200B.7,F.5.3R1ET31NSec4NoNameCreek1,0006,120,000B.7,F.5.7R1ET31NSec10HLowLevelXing7802,246,400B.7R1ET32NSec32HighLevel@D.C.2,60015,912,000B.7,F.5.6R1ET32NSec32Note:Allbridges34'wideand$180/sfexceptRRwhichare17'wideand$360/sf,andlowlevelxingwhichis16'wideand$180/sf.F-9A r35/b3SupplementTABLEF.5.2BRIDGES-PLANS12-18LengthPlanRiver(feet)CostFiguresSection12IndianR.180$1,101,600B.1,F.5.1RlWT32NSec6LowLevelXing7802,246,400B.7RlET32NSec32PortageCreek1,1006,732,000B.7,F.5.8R1WT32NSec2513IndianR.1801,101,600B.l,F.5.1R1WT32NSec6UpperPortage2,000,000B.2R1WT32NSec12R2ET32NSec30Susi@Portage1,1006,732,000B.7,F.5.9R1WT32NSec2614Susi@G.C.(Sim)2,48015,177,600B.6,F.5.2R2WT31NSec9IndianR.1801,101,600B.1,F.5.1R1WT32NSec6Susi@Fog3,25019,890,000B.8,F.5.1OR4ET31NSec19TsusenaCr.160±1,000,000B.4R5ET32NSec3015Susi@Fog3,25019,890,000B.8,F.5.10R4ET31NSec19TsusenaCr.160±1,000,000B.4R5ET32NSec3016IndianR.1801,101,600B.l,F.5.1R1WT32NSec6Susi@Portage1,1006,732,000B.7,F.5.9R1WT32NSec26Susi@Fog3,25019,890,000B.8,F.5.1OR4ET31NSec19TsusenaCr.160±1,000,000B.4R5ET32NSec3017TsusenaCr.160±1,000,000B.4R5ET32NSec30Susi@Fog3,25019,890,000B.8,F.5.10R4ET31NSec1917AFogCreek1,2507,650,000B.9,F.5.4R5ET31NSec1918HighLevel@D.C.2,60015,912,000B.7,F.5.6R1ET32NSec32F-9B