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Home My WebLink AboutAPA178J_G-L SUSITNA HYDROELECTRIC PROJECT FEASIBILITY REPORT Prepared by: • VOLUME 3 PLATES FINAL DRAFT .____ ___________ ALASKA POWER AUTHORITY-----------~ ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT PLATE NO. I 2 3 4 5 6 7 8 9 10 II 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 RAILBELT AREA RESERVOIR PLAN SITE LAYOUT WATANA GENERAL ARRANGEMENT HYDROLOGICAL DATA-SHEET I HYDROLOGICAL DATA-SHEET 2 SIMULATED RESERVOIR OPERATION MAIN DAM-PLAN MAIN DAM-SECTIONS MAIN DAM-GROUTING a DRAINAGE DIVERSION -GENERAL ARRANGEMENT DIVERSION -SECTIONS DIVERSION -INTAKE STRUCTURES MAIN SPILLWAY-GENERAL ARRANGEMENT MAIN SPILLWAY-CONTROL STRUCTURE MAIN SPILLWAY-CHUTE SECTIONS MAIN SPILLWAY -FLIP BUCKET OUTLET FACILITIES-GENERAL ARRANGEMENT OUTLET FACILITIES-GATE STRUCTURE EMERGENCY SPILLWAY EMERGENCY RELEASE-SECTIONS DOWNSTREAM PORTALS PLAN a SECTIONS POWER FACILITIES -GENERAL ARRANGEMENT POWER FACILITIES -ACCESS POWER FACILITIES -PLAN a SECTIONS POWER INTAKE -SECTIONS POWERHOUSE-PLANS POWERHOUSE-SECTIONS TRANSFORMER GALLERY-PLAN a SECTIONS SURGE CHAMBER S. TAILRACE -SECTIONS ELECTRICAL LEGEND POWERHOUSE-SINGLE LINE DIAGRAM SWITCHYARD -SINGLE LINE DIAGRAM PLATE BLOCK SCHEMATIC COMPUTER AIDED CONTROL SYSTEM ACCESS PLAN-RECOMMENDED ROUTE GENERAL LAYOUT-SITE FACILITIES MAIN CONSTRUCTION CAMP SITE VILLAGE AND TOWN SITE WATANA a DEVIL CANYON-CONSTRUCTION CAMP DETAILS INDEX PLATE NO. 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 PLATE NO. 75 76 DEVIL CANYON RESERVOIR PLAN SITE LAYOUT TITLE GENERAL ARRANGEMENT HYDROLOGICAL DATA -SHEET I HYDROLOGICAL DATA-SHEET 2 SIMULATED RESERVOIR OPERATION DAMS -PLAN a PROFILE MAIN DAM-GEOMETRY MAIN DAM -CROWN SECTION MAIN DAM SECTIONS MAIN DAM-THRUST BLOCKS MAIN DAM-GROUTING S. DRAINAGE MAIN DAM -OUTLET FACILITIES SADDLE DAM -SECTIONS DIVERSION -GENERAL ARRANGEMENT DIVERSION -SECTIONS MAIN SPILLWAY -GENERAL ARRANGEMENT MAIN SPILLWAY -CONTROL STRUCTURE MAIN SPILLWAY -CHUTE SECTIONS EMERGENCY SPILLWAY-GENERAL ARRANGEMENT EMERGENCY SPILLWAY -SECTIONS POWER FACILITIES-GENERAL ARRANGEMENT POWER FACILITIES-ACCESS POWER .~CILITIES-PLAN S. SECTIONS POWER INTAKE-SECTIONS POWERHOUSE -PLANS POWERHOUSE -SECTIONS TRANSFORMER GALLERY-PLAN a SECTIONS SURGE CHAMBER a TAILRACE -SECTIONS TAILRACE PORTAL -PLAN a SECTIONS POWERHOUSE -SINGLE LINE DIAGRAM SWITCHYARD -SINGLE LINE DIAGRAM GENERAL LAYOUT-SITE FACILITIES MAIN CONSTRUCTION CAMP SITE TEMPORARY VILLAGE CONSTRUCTION SCHEDULES TITLE WATANA-CONSTRUCTION SCHEDULE DEVIL CANYON CONSTRUCTION SCHEDULE @ 1vf.~ ... /··· yuKON 7 65• N ..r--·~··· i4 1"ANAJi_... \1 v .\ _,r-f'""'l l ' ,. I ~ "'"": ,. ,./ ) : (" ~ . ( J/ ;r_·~·· ,HEALY ., a ~ . ~ \ ~ 'lttllll'll I l'll'l l olltt , :.::::::::::::::::·:, :.::::::::::::::::::: •• Qo: ~ ~i! i' : ; ;l i'':''i!i!i'ii :'!i . i\ •'"-''"\ ;~ ,,,.;;;;;.::··:::::::.:::::.)?ll[!)/i!i!:.®:;:!![i[![i!i: ,' ~ (/---·: ~ ·.\\ .. , .......... , ............ , .... ~ .. ~ -. L * ~ 'fi !:::i!.i!ii!!:i!ii!ii:iil!1:i ~-~;,::::·::::··· ·::::::~;:;::~~--"~~-~;~~:~~~-/~f~y_~~'-~ .. ,.,' '' , .. , '.,,· .... :• ·' .· '"~ ' DEVIL CANYON .. c' fill~.. 1 J~:$ .,,,,, , .. ,.,,,,, ',r •' ,;, .y., .. _,_ _-' ~ 111 11 1 ,',:••'• 1 '~ r 1t 11 1 I I"!:'./ ~--' ~ ' : :' • ' I ' ~ 3 :·~ ~ SUS/TNA _r "' ,: : .'', ~ . . ··~, . .-/"'"Z["'-.. ~e-9 ' <;, .;: lGoLD~REEI<"..., WATANA "'--·'\,) ; DENALI I I .:,·i :i,: \, \ STATE~:·:~·.' ::::' ' .. , \-...\ PARK :·:·:~ ,' r.f.1~'~/"··...._~ \ ~· -) % I -r~LJ.--··· '~I \ ~ ,.,/ \''-, I ; TALKEETNA ~ ,---------' "......... / UPPER SUSITNA y-------' ......__ . ~ WATERSHED BOUNDARY " ···-...... 7o, '\:~ .... \{~~ "~ ~~~ :::~ ~r ··· ----.1 ··.\ !. ~"'; ~: t7 '{! \ -·. 60"N > ~ \1 rWARO~ /? ~~ 4 \ . ~ / -r , , r~ f!J; \ !/ ~ ~ ~ ~ !' "' !a ?' v :!: ?' 0 :!: !' "' ~ ~ ~ GULF 01 ALAS~ KEY MAP LEGEND ~ PRIMARY PAVED UNDIVIDED HIGHWAY SECONDARY PAVED UNDIVIDED HIGHWAY SECONDARY GRAVEL HIGHWAY RAILROAD -.. --RI VER 0 20 40 MILES SCALE ~ ALASKA POWER AUTHORITY -SUSITNA HYDROELECTRIC PROJECT RAIL BELT AREA PLATE I -~~--- ACRES AMER ICAN INCORPORATED MARCH 1982 -,,_ ILl• II j /" _/ " (jl __;/ -~- '"-""-..-·--...___ ) \~1!-/ -'··~ .l ( >. /'\ I ./ ~ ~ ./ ~~------; r ; \\ '. I -·-../ / . WATANA RESERVOIR l DEVIL CANYON RESERVOIR I -.............. \ ) /j ---, ----\\GOO.!>"'"' ~(", '.__ i }' , '~DAM --· : df( -·. '\.. ::· II: . • /! IIJ t-~;)---// ~~ / ~-~_,/ ~«,'*:) ~-#' '-.&:l';r , J .. :f'" / #/ ~oo / .. • u SCALE : j LEGEND --~-----NORMAL MAXIMUM OPERATING LEVEL EL.2i85' ~-2300--CONTOURS ARE IN FEET ABOVE MSL 2 MILES §j 81 ~ g! §J :fji ~~ ~I "'' (\,(i ~ .... ~! j!!i !!!· w! ..,, "'I ~I I ' ..... N 3.228,000 ;N" I al #" 81 Q, ..,. ... ! .... il!! 1'-· w· "'I SCALE 0~11111111!~4 --~8 MILES 0 SCALE 1000 :?.OOO FEET IIPD(~ I ALASKA POWER AUTHORITY ftb8 0 ~--~S~U-S~IT~N-A_H_Y_OR __ O_E_LE_C_T_R_IC---PRO_J_E_C_T--~ WATANA SITE LAYOUT ~· e--··-MARCH 1982 PLATE 3 ~··· .. · DIVERSION~ _- TUNNELS ----------------------=--------- / UPSTREAM COFFERDAM I' /EL.2240 I SWITCHYARD I I I ~:v I~~ ? . ) ~I ~r~ 0 ' SCALE ···- 200 400 FEET (~ 1 1--A_L_A_S_K_A_P_O_W_E_R_A_U_T_H_O_R_IT_Y--t 0 SUSITNA HYDROELECTRIC PROJECT WATANA GENERAL ARRANGEMENT MARCH 1982 PLATE 4 2600 2!100 2400 2300 2200 2100 ~ 2000 ~ ~ 1900 1800 1700 1600 1!500 1400 SURFACE AREA (ACRES X 104 ) 3 2 0 4 6 e 10 12 VOLUME (ACRE FEET xiO"l RESERVOIR VOLUME AND SURFACE AREA 0 14 1480 1475 1470 z 2 1465 \< i:i -' .... 1460 1455 1450 I 0 i ! I ; ! i v I v --- ! t l / i i yl I : I : j iy: : i • ! : v I L / I : I I v : i I I : l /i I I I : I : : I : : I l I I I l l I II I I NOT >EFI>IEO I i 20 40 60 80 100 120 140 160 DISCHARGE ( CFS x 103 ) TAILWATER RATING 180 165 150 135 120 "' .... 0 105 0 0 2 ~ 90 a: <( 0 "' i5 75 60 45 1.005 2 5 10 20 50 100 1000 10,000 RETURN PERIOD (YEARS) INFLOW FLOOD FREQUENCY ALASKA POWER AUTHORITY SUSJTNA HYDROELECTRIC PROJECT WATANA HYDRLOGICAL DATA SHEET I PLATE MARCH 1982 5 90 80 70 60 "' .... <> 50 0 0 2 ~ 40 .... 30 20 10 0 0 2202 2200 2198 -2196 >-~ z 0 2194 ;:: .. > .... -' .... It: 2192 0 > It: .... ., 2190 w a: 2188 2186 2184 0 T L I I OUTLET FACILITIES! ,AT__f\JLL iCAPA_(:ITY '-POWERHOUSE AND OUTLET FACILITIES OPERATING (MATCHING INFLOW) ~--I TIME (DAYS) 1•50 YEAR FLOOD (SUMMER) WSEL = 219L6 I OUTLET FACILITIES~ AT FULL CAPACITY , ,'.'_POWERHOUSE AND OUTLET FACILITIES , J j____ OPERATING (MATCHING INF~O!__l_ __ ___j_ __ 5 10 15 20 25 30 35 TIME (DAYS) I•!SO YEAR FLOOD (SUMMER) ISO 160 I'!Q 120 "' .... <> 100 0 0 ~ !1: 60 0 -' .... 60 40 20 0 2202 2200 2198 2196 >- !!:. z S' 2194 >- ;! w -' w 0:: 2192 0 > 0:: "' "' 2190 w 0:: 2186 2166 2184 ~ I 0 ,-- 0 ~ ,~INFLOW ' MATCHING ' r I ' : ' --t'--MAIN SPILLWAY ---------.J' OPERATING ~POWERHOUSE AND :OUTLET FACILITIES AT , ___ FULL CAPACITY ~POWERHOUSE AND OUTLET FACILITIES OPERATING (MATCHING INFLOW) ___ ,L ___ L______l 5 --i 5 10 15 20 25 30 TIME (DAYS) 1•101000 YEAR FLOOD --1 LMAX, WSEL 2192.9i 10 '-INFLOW EXCEEDING OUTFLOW CAPACITY '-MAIN SPILLWAY OPERATING (MATCHING INFLOW) ' FACILITIES OPERATING 15 20 25 TIME (DAYS) 1•10,000 YEAR FLOOD 30 35 35 360 ~--- 320 r 280 240 ;;; u. <> 200 0 0 !2 !1: 160 0 -' u. 120 eo 40 r I I 0 0 2202 1 2200 2198 ~ 2196 >-.... z 0 2194 ;:: ;! w -' w 2192 It: 5 > 0:: w <Jl 2190 w 0:: 2188 2186 2184 0 I /ti !.- ' ' I ~\ ' r·("'!ITF! ()W J I h.,../ !' ' ' ' ' I I I i I tEMER~ENCY SPI~LWAY ,I OPERATING 'I ' /' /, I I I ' I t ' I ' ' ,+MAIN SPILLWAY ' ' , OPERATitiG_ ¥ -...-~_ POWERHOUSE AND OUTLET 5 FACILITIES AT FULL CAPACITY 10 15 20 25 30 TIME (DAYS) PROBABLE MAXIMUM FLOOD :----EMERGENCY SPILLWAY OPERATING - J__ MAIN SPILLWAY,OUTLET FACILITIES 8 POWERHOUSE OPERATING 10 15 20 25 TIME (DAYS) PROBABLE MAXIMUM FLOOD 35 ALASKA POWER AUTHORITY _, ____ , ___________ --c---::-:-::---i SUSITNA HYDROELECTRIC PROJECT .•/ WATANA HYDROLOGICAL DATA SHEET 2 £:£~~)>(.__"--~~ MARCH 1982 ···--------·----- ACftES AMERICAN INCORPORATE!) PLATE 6 20,000 ;;; ... ~ ~ ...J 10,000 .... I- :::l 0 0 I- ~ ~ 2,100 ~ "' -.1 "' NOTES: 1953 1954 1955 1956 1957 1958 1959 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1953 1954 1955 1956 1957 1958 1959 ALL YEARS ARE WATER YEARS, OCTOBER THROUGH SEPTEMBER. 1960 1961 1962 1963 1960 1961 1962 1963 1960 1961 1962 1963 1964 WATANA INFLOW-CFS 1965 1966 YEAR WATANA 1967 1968 TOTAL OUTFLOW-CFS 1964 1965 1966 1967 1968 YEAR WATANA RESERVOIR ELEVATION-FT 1964 1965 1966 1967 1968 YEAR WATANA ENERGY-GWH I MONTH 1969 1970 1971 1969 1970 1971 1969 1970 1971 1972 197:3 1974 1975 1972 1973 1974 1975 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1976 1977 1978 1979 1980 1981 1976 1977 1978 1979 1980 1981 [aPD(O [1--A L~A~S_K __ ~A ~P~OW __ E~R~A::--U-:T::Hc:-O_:::.R~=-IT_Y __ --; nun o sustTNA HYDROELECTRic PROJECT WATANA SIMULATED RESERVOIR OPERATION PLATE MARCH 1982 7 N 3,225,000 - - N 3,226,000 N 3,227,000 N 3,229,000 INTAKE ''APPROACH ~ GALLERY ACCESS ~-:."''"'=-< TUNNEL II ~~ I ~CREST OF DAM EL. 2210 ....--_/ ~/~ ~J_..- PA~K, ·.-:; '\REA TRANSFORMER GALLERY ·t -------------~/ 0 200 400 FEET ~~---SCALE ~] ALASKA POWER AUTHORITY • l-----5-U~SI-=T-:-::N-:-A-:-H-::Y-:-:DR~O:;:E;-L;:;EC;;.;T;:-;:R:;,ICr-c;PR;AnO~J~EC~Tr-l WATANA MAIN DAM PLAN ~~ MARCH 1982 AcREs AMERICAN" iNce>R-;of;A;Eo PLATE 8 1-w 2200 ~ 2000 r-----------------~---------=~~~~~-------~-------------------------------- ~ z 0 ~ 18oo r----------------------------------_____ _:~~=~~~~~---.r~~~~~--~~~~~~~k~~---------------,. w ...J w 1200 1----------------------------------· --------------- 2400~----------------------- 2200~---------------- NORMAL MAXIMUM OPERATING LEVEL EL. 2185 CHANGE PROFILE (LOOKING UPSTREAM} SCALE A OF SLOPE _bb__~~-------,~--- ~ 2ooor-----------------------------------------------------------------------------------~~~ w .... ~ ~ 180or-----------------------------------------------------------------~~~--------------- j:: <l > w ...J w 1600 r UPSTREAM -------------/COFFERDAM 1200 '-------------------------- NORMAL MAXIMUM OPERATING LEVEL EL. 2185 APPROXIMATE TOP OF SOUND ROCK------ NOMINAL·----\ P'Of>LE OF DAM \ DETAIL SCALE B SECTION THROUGH MAIN DAM AT MAXIMUM HEIGHT SCALE A 3' ROAD BASE ~ MAIN SPILLWAY I CONTROL STRUCTURE OVERBUILD FOR SEISMIC \~·SETTLEMENT I \ PROFILE SHOWING CRt~\ ELEVATIONS / ~~t~~T~~~LYc~:J~~~~ -------------------/-/----AFTER CONSTRUCTION l / 0 SCALE B 0 SCALE A 20 40 FEET 200 400 FEET ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT WATANA MAIN DAM SECTIONS PLATE MARCH 1982 9 1-LtJ LtJ IJ.. ~ z 0 ;::: ~ w G:l 1- ll.l liJ 1.1.. ~ z 0 I= <( ?.': J liJ 2000 1800 !GOO L' --- 1400 .. - 2200 2100 '900 1800 1700 1600 1500 1400 PENSTOCK-~ TUNNELS ~ -··~·-·---~-----------~--0 0 0 0 0 0 NORMAL MAXIMUM OPERATING LEVEL EL. 2185 GROUT CURTAIN EL. 2210 ZONE OF CONSOLIDATION GROUTING (APP 30FT. DEEP) GROUTING I DRAINAGE GALLERY DRAINAGE HOLES SECTION A-A SCALE A SECTION B-B SCALE B EXTENSION OF DAM GROUT CURTAIN CABLE SHAFT------------ DRAINAGE GALLERY GROUT -- CURTAIN '--, - -~~"~ ACCESS ~-SHAFT LONGITUDINAL SECTION SCALE A GROUT HOLE SPACING VENT SHAFT ----------1 -~-----r~-· DRAINAGE HOLES ~- 1 --suRGE CHAMBER I '--_;,u,=lU.I:..- SCALE C (LOOKING UPSTREAM) P; PRIMARY GROUT HOLES S; SECONDARY " T; TERTIARY Q • QUATERNARY 2-ROW 2400 2200 2000 1800 1600 1400 DRAINAGE HOlE CONCRETE SLAB DRAINAGE CHANNEL HOLES GROUT CURTAIN DE TAIL -GROUTING a DRAINAGE GALLERY SCALED 0 5 10 FE'ET SCALE D 0 10 20 FEET SCALE C 0 100 200 FEET SCALE B 0 200 400 FEET SCALE A I m!Q 1~----A-L_A_S_K_ A __ . __ P_o ___ w_ER ___ A_U_T_H __ oR __ I_T __ Y __ ~ 0 SUSITNA HYDROELECTRIC PROJECT WATANA MAIN DAM GROUTING a DRAINAGE MARCH 1982 PLATE 10 1- UJ UJ lL ~ z 0 s > UJ ....1 UJ 2ooo 1 -- '-,_ TEMPORARY PLATFORM DURING --~c-'------~~NSTRUCTION OF TUNNEL I, \UPSTREAM PLUG \ PLAN SCALE A ~~---MAIN DAM AXIS ____ + _______ _ SURFACE - ------------ I ~I lSi 1200 ~----~5~+~0~0----------------------------~0-+LO_O _____________________________ _LLI5i+_0_0 _____________________________ 2 __ 0i+_O_O ______________________________ ~ STATIONING IN FEET PROFILE TUNNEL SCALE B 35+00 40+00 1800 45+00 SCALE B~ ~~--~I0~0-~2_j00 FEET 0 200 400 FEET SCALE A ~~~~-- II PO(~ IJ----A L_A_s_K A ___ Po __ w __ E_R __ A __ u __ r H ___ o __ ----:--::-R=--1 r_v ___ ---t 1\bn 0 SUSITNA HYDROELECTRIC PROJECT WATANA DIVERSION GENERAL ARRANGEMENT PLATE MARCH 1982 II 2000 1900 1800 I-1700 UJ If! ~ ~ 1600 i= ~ lU ...J UJ 1500 1400 ,-~-~---'~'~~~' _, r I 1300 ......._,~_,~,-- t DAM ..-ORIGINAL GROUND SURFACE ··~··· i ~ ,QJ/ fJ,..N~~E~~ .. ~~~~~r_)c:~ ~r~·t?o·~ , II r-OUTLET PORTAL I BEDROCK SURFACE ~ ROCK TO BE EXCAVATED AFTER ' CONSTRUCTION OF DIVERSION TUNNEL L_ ______________________________ j_ ______________________________ Ll~----------------------------~~~--------------------------~~~--------------------------~~~----------------------------~4~5~•~0~0~------------------------~5~0~•00 1200 15+00 20+00 25+00 40 tOO -5+00 OtOO 1600 1560 1- UJ UJ LL 1520 ~ z Q ~ > 1480 UJ ...J UJ 1440 1400 1520 I-1480 UJ UJ LL ~ ~ 1440 ~ w .J UJ 1400 STATION IN FEET PROFILE-TUNNEL 2 COARSE FILTER ,-ORIGINAL GROUND SURFACE _L ~~.-ROCK OR GRAVEL FILL "-...11/ / rBERM AS " rLREQUIRED ' . rEX~AVATION I FOR MAIN 1 I DAM ·------"""'-,.--...;:-;-----:~---- I SLOPE AS - rTOP OF ROCK REQUIRED / .. ~ ---··-- "-----..!.-/iii\:Jill\.]ili\'\_DEWATERING SYSTEM WATANA UPSTREAM COFFERDAM SCALE B AS REQUIRED CLOSuRE DAM""" · · · MAXIMUM TAILWATER LEVEL EL.I468 ------=-BERM AS-,, ~, REQUIRED " .I '\!_ALLUVIUM '-y -~DEWATERING SYSTEM 1 AS REQUIRED EL. 1440 .T --- 1 MAXIMUM J.:H APPROK WATANA DOWNSTREAM COFFERDAM SCALE B ,... SCALE A 51'-0" DIA. TUNNEL I 44'-0" DIA TUNNEL 2 45'-0" DIA TUNNEL I 38'-0" DIA. TUNNEL 2 47~0" DIA. TUNNEL I 40'-0" DIA TUNNE.L 2 18" DIA. CORRIGATED PERFORATED DRAIN CROSS SECTION AT PLUG (TYPICAL) N.T.S ~~ _ ~f!OI:J:r_fr-J..<!_AND __[)_i!~i!!~q_E_.!i.~LES :: _ It 11 .. _,, ___ " \.lk':_::O,~II!='. " I 1 I -N .J.J 19'-o" ~~ 1'-0" --zz ::J::J -t-1-1- <i<i FLOW co -.. , -.....- I --_r''-o" l~al Vr<l - l I> \"o;'llf\=/.!1\;. I '· SECTION ALONG { OF TUNNEL AT PLUG LOCATION SCALE C SCREENED GRAVEL AROUND DRAIN IB" DIA. I /DRAINAGE HOLES I~ II 18"DIA. CORRUGATED PERFORATED DRAIN TYPICAL TUNNEL CROSS SECTION N.T.S 0 10 20 FEET SCALE c 0 40 80 FEET SCALE B I 2 0 100 200 FEET SCALE A ( [ IPD(~ [~_A_L __ A_~s_K~_A ___ P __ o_w._E_R ___ Aur~_o_R_IT_~ HbD d SUSITNA HYDROELECTRIC PROJECT WATANA DIVERSION SECTIONS PLATE MARCH 1982 12 10 ,, '•e., ,J1 I I I I I I I l I 1 I I I I I I I I I I i I I I I l '-15'-o" _ PLAN AT EL.I545 SCALE A I 1--- 1 I I ~---- ~+-~~--~~~~~~;~~: : ELEVATION SCALE A I ::A+t r~ ,, II II r1 : I I I I I I I 1 I I I I I I I 1---------<t_ INTAKE ----~ ~ ,, I I I I I I {I ~mEL. 15~5_} / \ I I I I \ I I I f I EL-1420 I . 15'-0" \ INTAKE 1 (TUNNEL N0_2) ! GATE- HOIST EL.1545 EL. 1458 SEALING FACE------_ FLOW -----CLOSURE GATE ---itt-H-.,. SECTION A-A SCALE A I ! I ---i; _INTAKE FQ_RTlj~N_iL NO.2/----.,< I ~y--~~~------------~~-r TRASHRACKS FLOW -----.--- r PVC PIPE SLEEVES FOR PRESSURE RELIEF HOLES \ __ LOCATION PLAN SCALE B I ,CONSOLIDATION GROUT HOLES I PVC PIPE SLEEVES FOR PRESSURE y RELIEF HOLES : POST TENSIONED ANCHORS I r--a-coNsot:n5Al-loirGRouf HOLEs 1N _, WALLS AND INVERT SECTION B-B SCALE A END OF PIER SCALE B 0~~~4~0:;..-~80 FEET 0 16 32 FEET ~~liiiiiiiiiiiiil SCALE A ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT WATANA DIVERSION INTAKE STRUCTURES MARCH 1982 PLATE 13 ' TAILRACE TUNNEL ~A.20+00 'cONCRETE . FACING f A EL.2125 l+o STOPLOG- GUIDES .. c GATE HOIST ~ SEALING FACE DRAINAGE HOLES 105'-" SECTION B-B ACCESS SHAFTtp _LUNDERFLOOR DRAINAGE ---------------------~--r---~~------_rht GALL II 1Tf\ I 1jV I L.-rrn-~Tl~r-----~~----7C~==------I1r-:j I 1 : I I I 25 I .----l II f----r+-1--+--~~:oi:.-"--'R{)LLWAY I I 1 r Tfl It I 1 I I I I I I It .-~~~~~~~~'6!..!..---~~-----mllr ______________ __j ~ v !T ! =.J II ~ .---!j_ ~ II B o o -I-~+~~----~~:~~~~~~~~--------~111L-----------------------~ FLOW ---.-- l A t -t------4--~~NTROL STRUCT~R_E ___ ;+--~ ~ ~rl----tt++--Ki .... r-f-':R~O!!::L~Ll~A~~Y_J!_,_+---1f----t--+--l-~ ----+t~ '-i -------o I() ' -I I , l I ----------+-_____,e..- 11 ~ I I II f---! I I 1~1 • trvj-j;;;~..;_.-+,~ ~ II -~ '---I: I II t----+'l'f+;-..~----iJI ~ I I b I I I ,,~~~17~~-------UIL-1--------------------~ •• 1 I I II ~ I I It ~-rr++~~R~O-~LL~w,~.A"YI 11 -y I I I I I - I I II I /..---------LL-fW~LiLt-J I I I 1/ 1..1~ 11 I I T ~ ~----~~~~--------------------_.~ 25 SECTION A-A iROLLWAY I I \--~1_r:;_r~~t~~-~--=--~-=-===, =------==-=;::::::J .......=-:0 FOUNDATION 1 -----------------1--- GROUTING AND , DRAINAGE GALLERIES 18~0" 52'-o" 52'-0" 18'-0" SECTION C-C ---< "(_ ROCK ANCHORS SECTION 0-D 0~~~1~6-..;3~2 FEET SCALE I_ I I ~~~lii.--AL-----; A:;-;;::S-;:;:K :-:-A :-::-:PO=W-::-=E---::R_A_U_T H_O_R_IT_Y ~ SUSITNA HYDROELECTRIC PROJECT WATANA MAIN SPILLWAY CONTROL STRUCTURE MARCH 1982 ------- ACRES AMERICAN iNcOR;QRATED PLATE 15 2200 ----~ 2180 2160 2140 1-2120 11.1 11.1 LJ.. ~ z 2100 0 ~ :; 11.1 ..J 11.1 2080 2060 2040 2020 2000 ·co BOX DRAINS DRAINAGE HOLES SURFACE 20' 10' X 10' DRAINAGE GALLEY SECTION A-A (PLATE 14} SCALE A STEEL LINED RAMP 6' SECTION C-C SCALE B I ~ SPILLWAY I ::----------- 2 ---- ;;;;:::]1 ~---------... ---... L__ I ... ~ -------~:INAL GROUND SURFACE -·"--+···~.LEVEL I VARIES HOLES IO'X 10' DRAINAGE GALLERY SECTION B-B (TYPICAL) (PLATE 14) SCALE A 0 4 SCALE B 0 20 SCALE A 8 FE.ET 40 FEET IIPD!' 1~-----A L_A_s_K_A _P_ow_E_R_A_u_r H_o_R_IT_Y--1 HUDlO SUSITNA HYDROELECTRIC PROJECT WATANA MAIN SPILLWAY CHUTE SECTIONS ~ MARCH 1982 ------------ ACRES AMERICAN INCORPORATED PLATE 16 e ~---r--n- I { SPILLWAY I i __________ 8o~-~o·_• -------4"i .. A ~ \ 1 \ \ i \ EL~20 25 TON MONORAIL HOIST (2) _..TRANSFER TROLLEY D .. I EL.1600] I D ... G =;,~} tEF m EL 1560 =w ~;; __ :~:::~::~';:::,~ONE VALVE P v=::trn. E1 •. 1548 ~'d/?~' -("'/ ROCK ANCHOR -(" /"' s---\, / y-r/ SECTION A-A (TYPICAL) 2'-0" MIN.CONCRETE FACING ~ SURFACE ACCESS ROAD i'o .. E · -.----· i VALVE DRAINAGE GALLERY VALVE D .... FROM SPILLWAY SUBORAINS ,-------~--------~--------~----~--+-~~~~--~---------t-------r--------- ~ t::;::t:=ri I t:;l I~ t=~ 'TTTI I 1 8 t~ ..... •~o~/ I t::1:(=::1 1 ~I l ·· .t 1\ I i I 1 I Z4M~ ROCK--'"""-_\1 ANCHORS -r· \ ~--- EL.I560 SECTION D-D PLAN AT EL. 1567 80'-o" ~SPILLWAY El. 1605 EL.I600 SECTION B-B EL.1620 1567 SECTION E-E 0 SCALE 'SPILLWAY ~ D I EL.I585 ~ rr· i :~··~:: ~-. ~--- +--$- SECTION C-C 16 32 FEET ' ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA MAIN SPILLWAY FLIP BUCKET MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 17 ~ .,/' \ /' ~----X POW" '"TAKES 'y·------~ .. \~~0 <'<>oo I oo':y r II: ' I I ~,.0 2200 "::::::::~~~Jilro=""=:=:::s:r:::~oooo=====------r---:~~;;~~;;~:::r=::::r===:=:~=:~--------"-:~::·-=--:~~~·~~ .. ~~-~------:: SURFACE --·· -------SPILLWAY CONTROL MAIN' SPILLWAY ··--• • • STRUCTURE OUTLINE I I PLAN SCALE A 2100 2000 1900 l;j 1800 ,... LL ~ z 1700 0 !;i > ,... EL.2010 ~ _. ,... 1600 r- 1500 - --~'''i ~ 0+00 5•00 c .. PLAN SCALE B FIXED CONE VALVE (TYP.) r- 0 SCALE C L 0 SCALE B 20 40 FEET 40 0 100 21 SCALE A ~v.e.,,... 8.. --~JIP BU~~ET ANDl DISCHARGE VALVE =71~ ----------+-A ., HOUSING (FOR DET ILS S E PL.17L CONCRETE LINED TUNNEL DIA.• 26' 8 .. --EL.I560 IO+oo PROFILE SCALE A 15+00 STATIONING IN FEET ~~~e:~~~~~E!i.5· THICKNESS=2.5' MIN. CONCRETE~ SECTION C-C SCALE C DETAIL I STEEL MANIFOLD -~ ..... "''?> STEEL LINING _ ___/ · SECTION A-A SCALE C 20+00 ··,ELI510 A ... 1 CONCRETE FACING 0 '?> MIN. CONCRET~ THICKNESS • 2 SECTION B-B SCALE C -25+00 • 30+00 ALASKA POWER AUTHORITY ----·~··" uvmmELECTRIC PROJECT WATANA OUTLET FACILITIES GENERAL ARRANGEMENT /~ ~-L-e.-~ MARCH 1982 ----------- ACRES AMERICAN INCORPORATED .. B CONCRETE SLAB • I AI TRASH RACKS { OF TUNNEL A t : -~ 3-0F N0.6 INTAKE I I E> ~~ OPENING POWER INTAKE 1 STRUCTURE ~--~....,_r-L-I ~ -- .. 8 PLAN AT ~ TUNNEL GATE HOIST TOWER STRUCTURE EL. 2200 -----< STOP LOG GUIDES~------~:~g~ORS GATE GUIDES ------< I I I I i I I I I I ~INTAKE GATE TRASH RACK -- EL.2007 SECTION A-A A ~ TRASHRACK (TYP.I ------, H ~~T~; -: "" - (TYP.) ~ = = = :. ::. ~ ----~ 1i I ':3'-i I -:. - -:::::::: ~ ~ ----I I I --1--H --_j -----I TRASH RACK SHAFT- PLAN AT EL. 2200 I I I I 10~ I ------· l--....:.--r--_...:.:. ~-:..:.. .. :.... _J SECTION B-B -GATE HOIST TOWER SUPPORTS ------------ LADDER POWER INTAKE STRUCTURE GATE HOIS TOWER EL.2200 I I 0 16 32 FEET SCALE ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA OUTLET FACILITIES GATE STRUCTURE L~~---MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 19 (1\ ~ \ 'l-<;ls:d~-/ % \ ~);J-;v- ~//10 ///~~ // \,I' 0 \<" \~ \t. IO \0 \0 \ J \ '!1 0 o \ /---.,o //1-o///x "'"' / '!loo9-" \/ \-; // \0 / "o / o \~~z1oo f o9//)A,\~ ( \(<\ ) \~ \fo o ./// p // \ \00 \ 0 \ ) \ ~/ \ /---- \ \ \ \ \ / c...._ // --~~-----------/~ // / ~ '!),.'l-,/v '\ / -/ \<" \~ 'P ~ 'o 'b I \~ 'l-'l-0 \ I \ \ // \ / ~ ----\ / \ I '!J~/ \'' '!JF \ I ~/ \ 1/ // -\ //// TTT 1-o...,o ( \ \~1, ~ ~; \ \\ 20+00 ' b ----+-->,---0 N ~ 30;00 40t00 , /-~ r-0----------~-~ ~-\ /,/ ---) ~------~ 1- Ill Ill ... ~ ~ i= ~ Ill _, Ill I- III Ill ... ~ z 0 i= ~ Ill _, Ill 1- Ill Ill ... ~ z 0 i= ~ Ill _, Ill \ \ <:"~ 00 ~' ~:><// /// \ c .. \\ '2,.'2.00~- PLAN S'Ci'LEA '?,,+Jo I '?,,o \ \ 1 / f>o / \ \ ( 00/ ,~ ( ,,_ \ ) '?,o I I, -\ // ( ~~ '-----, ) ' y ~ \ ~ _________ // \ / /1 \ // ,/ \ ( ( ~ ~ \ ' \ zo50 // /~--~ 'L" \ // --\ ' / \ ~ \ 2400 2300 2200 2100 ;? z .. .. === ~-~ .. ---- --=-=--u ----+---------'--- I ~ ~ ~ ~:~rooGE ~/FUSE PLUG ~ ~ ~ -)_ --~ j ORIGINAL ~NO SURFAC~-(SOUTH ~. A-NK)~ ____J ~ _ -~-· _ --~ ~ _ _ _ _ _ __ -'----ORIGINAL GROUND SURFACE (NORTH BANK)~~ ! r ........-... .. .. .. .. .. . ..... ::=.: .. -.. .. - - -E I ~ ~ ~ :; ---"~··---.:.:.._..__.,·:..=----·· ~---:----~:.:::::::±-----~ ...,. ~ ~~ CHANNtL_/ _1 --+--- 2000 \-\::'ORIGINAL GROUND SURFACE (NORTH BANK) \ I I I TOP OF ROCK(SOUTH BANK) ------+- L-ORIGINAL GROUND SURFACE {SOUTHBANK) TOP OF ROCK (NORTH BANK) I I I .__l_ 190 ~10.00 I I o.oo 10•00 20+00 STATIONING IN FEET PROFILE SCALE A ~CHANNEL I 30•00 2300 1 CHANNEL --------LORI~NAL G~~RFACE -=--1 [_ --------- 2300 [ ---ORI61~~~ GRO~UND SU~=CE :-,. ---~ •. TOP-OF ~~-·-Hr TOP OF ROCK :k -------22~0~ __ .. ~~.. .. .. --.. - 1 "" l _ .. ~ _ -~~ r ~~~~~HANNEL ROAD BRIDGE I ELUIO =' ~-·· t-----~~ I II r I 2200 ~ , .. ,.., ... , UA\IIU!!UI II I J! 2150 '---------ji------- 2200 2190 21110 2170 2160 SECTION A-A SCALE 8 NORMAL MAXIMUM OPERATING LEV~ 218!5 4'-o" L_ -:;:•OAo FUSE PLUG CREST SECTION B-B FUSE PLUG SCALE B PILOT CHANNEL EL. 2200 ~ ~~-~,______ 14' I lo' 14' I : ---------' CONSOLIDATION GROUTING AS REQUIRED l I LcRUSHED sTONE OR GRAVEL. 4 --TO 3/4 11 FILTER 7 1.5~ CRUSHED STONE OR /GRAVEL 3'4" TO I 112" SECTION THROUGH FUSE PLUG SCALE C It . ·-1 ~"1W _ __j 1!5% SLOPE i 40t00 2150.----- 2100 ORIGINAL 2050 2ooo......__ __ _ SECTION C-C SCALE B ~ ~ 1 =-------d 50·00 -- 0 10 20 FEET SCALE C 0 !50 100 FEET SCALE~B 0 200 400 FEET SCALE A ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA EMERGENCY SPILLWAY ~ MARCH 1982 ---------- ACRES AIIIE~ICAN INCORPO~ATEO PLATE 20 FLOW HIGH PRESSURE SLIDE GATE -~IWFHIF==~======~==~~-- 1 ~~n.r" J illl\':il\1\Co"'"-..... 1 L!..09·£~0'-Q'l-160'-0" -:- I~ f ~~ --r--------r SHOTCRETE ,-.A 43'-o" I+ A SUSPENDED METAL ROOF EXISTING CONCRF.:TE TUNNEL LINING B+t I 60'-o" LOW LEVEL OUTLET UPSTREAM PLUG SCALE B E+i ~ GATE J,.CHAMBER IB" DIA. CHAMBER DRAIN I+D ,-,n~ E ... LOW LEVEL OUTLET DOWNSTREAM PLUG SCALE B F .. :i :E 0 -' ...,. .c( ~~ TUNNEL In <:t ~ lo EXPANSION CHAMBER FLOW SLOPE -_ ... ,te: 340'-o' SECTION ALONG Cl OF TUNNEL NO. I FLOOR (EL.I480) 57'-o" -' LIJ z z ::;) ,... STEEL CONDUIT LINING C+! c .. -' LIJ z z SCALE A <t. TUNNEL SECTION D-O SCALE B -L DOWN~TREAM -~- 1 z :E "o I -C\1 .c( 0 --------+~~~~E .... L.I46...,7.,.,.B...,2~-------=o J-----.-+- Cl TUNNEL SECTION A-A SCALE B -' ao ..., I 111'<=1111\'":?11~ I I "? I 10")1"\1 ,..,u I ~f"'t 1_(\11 1 IQQ'-011 -NI •I• 1£.V -u •I ~v ~ I• ' 'I . ' SUSPENDED METAL ROOF GATE HOIST GATE CHAMBER FLOOR CONSTRUCTION DRAIN 7'-6"K 11'-6" GATE OPENING 1 eLJ= 3" DIA. PRESSURE RELIEF HOLES EXISTING CONCRETE TUNNEL LINING STEEL CONDUIT LINING SECTION B-8 SCALE B EL.I4B5 , ___....-3" DIA. PRESSURE I [ I '),, I "! .. : I ..... ,. RELIEF HOLE GATE---...._ BONNET EXISTING CONCRETE TUNNEL LINING SECTION E-E SCALE B 7'-6"x 11'-6" GATE OPENING STEEL CONDUIT LINING SECTION F-F SCALE B SCALE B SCALE A ct. TUNNEL I SECTION C-C SCALE B 0 16 o>t:. fEET 0 30 60 FEET 11'-6" DIA. ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA EMERGENCY RELEASE SECTIONS ~ ACRES AMERICAN INCORPORATED PLATE MARCH 1982 I 21 I/~~ I /~~R~~ '~~~~~ ...... // / --.,~ 0. 'o/1$,.• ~ / ® Qo& /":::...... __, 1 f,c--,.,..,","l N3,227,500 1640 0~-, ~--0-'- 0 0 0 ~ z /ORIGINAL GROUND l<roi\J\.1 --1-~ TOP OF~---~ '-~~ ~ ~ ROCK DIVERSION II.. --'~ TUNNEL N0.2 z -1520 z I ~T~~-0 EL.1500 '-i= ~ > ~ ...J ~ SECTION A-A PLAN 1760 1- ~ ~ II.. ~ z 0 i= ~ ~ ...J w ,~,o ~\.-' ~~ 0 "' 0 0 ~~ ~I -~--~ 'Q ~'-----//~-- ___...,------- 0 0 ~ ~'-I zl i . -4 I I(J So------------- SCALE ~ ,-FLIP BUCKET TO BE CONSTRUCTED AFTER DIVERSION 80 FEET WATANA DOWNSTREAM PORTALS PLAN 8 SECTIONS MARCH 1982 I PLATE 2300 2200 2100 2000 t;j 1900 t..l LL z z 1800 0 ~ > t..l ...J 1700 t..l 1600 1500 1400 1300 afJ PENSTOCKS I ~6' ~-......__ a::_-.... ----------DIVERSION TUNNELS -J~i ~e ~ / ---:-~~~:><-~cEss PoRTAL ~ 0 ---......__ /~::..":'::::,. ............ __ OUTLINE OF 00j --_.;><-;,"fS./.~?~.SRETE ___ ........___ . DAM CREST ~><Y \ '\ . .,_/ --,.~_:~ ------ _______ j 1 :.:~<L~~CiiONA;,jT--------I' ~ ~~//: ~/ >~~~~~' '\-~-:_------------A~' ~ ~'>~;; // -\ (;~ '"o /~ 'i ---------------~ ', ~ c;,"? / / leo o "-"'o I ~~ (/ 0 0 ~ ~ ~ --_----__---~~ / '~ "'-~ _.,_.c-5;~ ///,~ )<__/ /(_ "eso o"~'"so ""-,"'-"-~ Oo~ /';----:-;,-~:--,----~~-/X:.<// ~ /):/ lsoo ~" "'-,~, ""-(~, ~\ I / / ," .,---.::::_~~--~ __ ___. /, ~ /))( '-IsS. x-~-~--~~~-~-~~-- 1 / I / / I /--------------""' / /.;>. 0~ ~--~-~-7~~--~-~ ~-d / / II / / / % / / / ~~ -.,.. r I ~ / / o / -r----- ----.L_ I I -__ _ ~ / ~-\ '\ ¥ --::/:: ~ ;" -"7'-r---~~7 -1----"-...._, / / <"0 'Y: /~"'~--~c::::--A '\1 / _ _ ____ ±J_./ 11 ---=---I I ~~~ /;"' / / / / -r-r-----:::::----->< / ij<O ~-.... -;;;;,._:::;_/. -----------~-----I I!._ /oUTLINE o-;sP!L~~------~7f-/=? __ '---...,.. ___ -\..~-----tl:. ---~ 1 I -;/-. ,(_ ~---/ ---------1. I ------11 I L I lj / / ----~ /'-----------1--,__ ---.:--.JI ~ CABLE r -'-, / / --x_:_-./_ ---- ---1 1' ------- -::::_ r--I SHAFTS I I I / / / ~ / -/ -- -::: -------,_'------:_--1,--~ '--~· I I ';( / oo / /-...-., -, __ _ ----.:::.:::-~1~-s..,_.:::::..---~~--------1'-I r-:::::::::. ' I 2250 //>< ?>:<// "-....._ \ 1 '-.:::::::..::_--_ ---.:::-1..../_ ---.:::::----;t-::~ 1 --'1!JL._-~~ :::1 // // .;>. / / ~ ~ \_-/-OUTLET FACILITIES"-.. \.. ---::::---.:::-------_,I I r--:::---, 1-:::-..J.~VENTl / / .;,j' .; -....._ / TUNNEL ~ ..:::.:::----.:::-.:::-~-~ --.:::.:::------~c::-. ~~ -, SHAFT ~OX/ / "-...-. I ~ ------z ---------L __, ,::::.--' -I / / / -....._ / ---.:::---I 7'----~-----:::-J I ---:_-:J 1------1 j)--/ / / '--... f-..._ -----~--'----::::.:::--_ --41-:::::::.; I I h -7 ,___ /' / / ~ I --, CONSTRUCTION ADIT----.,.1 -c---:_-:_-:_ -:__-:_-~ --:::::::::_:::J~--.:. -:::::_:/ -_:::.:::::: ::f jr'-... j_ --_ --// <"<"o0 //// ~ ------~\ '-,'--... ' 7 't ---~-fl-~-I L-I I ~ / I '--... ""---...; -"""--:_ ::..-N-_ I ,---:_-:_ :· I ----:::-~ \ / I -...-.-....._" -....._ ~ -.:::, 1':-~:::::-1 I L ----7 I //~ TAILRACE TUNNELS I ( ~-..._ !!>1: __ ,' -I ~--:; 1~,___ / / I ~ ~ ... ---1 /)--1-.. --/ / I ~ TRANSFORMER '-I --I ~ ----_./ // I GALLERY ., -::::.-__ 1/. -.rr---/ I 1..1 Y.::.:.:::_--" SURGE CHAMBER-- ACCESS SHAFT ' 1= -::. ~' POWERHOUSE "'aoo PLAN C CONTROL BUILDING (PROJECTED) -SPILLWAY FLIP BUCKET I ~OWER INTAKE I /ORIGINAL GROUND -----------~-------.!._ SURFACE --------------_____. _ -=-----------._ +--e:L 2240 - a_ 1 -.u. EL. 2200 IT ~ I ~ ~ ......________ ,J Jr r----- r--- It II 11 II ~ II II II -,-~~~~--~~~~~~~~~--~~---------------+-----~ :: ------------11 I II ~ I II Jl ~ _____, I ll II 11 ---1 I I I - CABLE SHAFT==-..A"'jl .. I i ~ :1 I l1 ~ ,, I I--ACCESS SHAF"';,(PROJECTED) ~ II I 1: ' II : 11"-VENT SHAFT II 17'1.D. PENSTOCK (CONCRETE LINED) 1 ,, II 1: jl i 1 11 ~ TRANSFORMER~... 1: I II :1 GALLERY 11 I 1 1 _ l1 I I " .. I ROCK POWERHOUSE 11 GROUT 6 DRAINA(>E-~ fdk,' • It BOL.T~~: .. , , 1,1 GALLERY I ' I <yJ...lJJ, ROCK BOLTS EL. 1507 't _ . '~L.I5oo:3 , . E: ~ SURGE CHAMBER ,----34' MODIFIED HORSESHOE ~~~~:fJEE TLJ~~~LS y CONSTRUCTION ::.~:~20 ~ 1 i :~~;;li ::~~=:~ ~E~~:4~25 \Jiie'!IY:NIV ~ 1 ~~ /Ill\ /Ill\ . ----i~~;::::.t:-==''::;'::1 =~~l:::;;dE:b=iiii'"-iiiiiii-="""'~=====~------,m:=,....,::;om;=----t-----~~=--=======1"' 1111/li IlK A!l'#h~lll'i= 200' •STEEL LINED-- l LcoNCRETE PLUG - PROFILE 0 100 200 FEET SCALE ~ ALASKA POWER AUTHORITY M SUSITNA HYDROELECTRIC PROJECT WATANA POWER FACILITIES GENERAL ARRANGEMENT ~ PLATE MARCH 1982 I 23 /(@ / EL. 1420.0 SECTION A-A SCALE B { PENSTOCK CONSTRUCTION AD IT TRANSFORMER GALLERY PLAN ScALE A DRAINAGE GULLEY = 0 /1--------t I 1--------t DETAIL I 22'-0" I . SECTION B·B SCALE B I 0/ o'/ ;/ ~.t.~/ I I I / SURGE CHAMBER ACCESS TUNNEL SURGE CHAMBER SECTION C-C SCALE B SECTION D-O SCALE B TRANSFORMER GALLERY DRAINAGE GULLEY POWERHOUSE SURGE CHAMBER ISOMETRIC SCALE A PENSTOCK CONSTRUCTION AD IT CONTROL CABLE AREA DETAIL SCALE B 20'DIA. \_COUNTERWEIGHT SURGE SHAFT VENT TAILRACE TUNNELS SURGE CHAMBER ACCESS TUNNEL 0 ·SCALE B 0 SCALE A 8 16 FEET 100 200 FEET I•Pnm 1 ALASKA PowER AUTHORITY HUUld l.---S-U_S_IT_N_A_H_YD_R_O_E_L_EC_T_R_IC-P-RO_J_E::-:C-T----1 WATANA POWER FACILITES ACCESS ACRES AMERICAN INCORPORATED PLATE MARCH 1982 24 I I 1- IJJ 1608 1592 1576 1560 1544 - 1512 1496 t::' 1480 ~ z ~ 1464 1------- ~ IJJ ..J IJJ 1448 1432 1416 ROCK SUPPORT A~ REQUIRED I I -·---· - TRANSFORMER_ I I GALLERY ' I GROUT --d""ER' CONCRETE LINED PENSTOCK "'-PENSTOCK GROUT~-/ GALLERY .I ----1 '-TRANSFORMER GALLEY PLAN S'CA"C'fA SURGE CHAMBER z 0 1480 1464 i= 1452 ~ IJJ ..J IJJ 1416 ~ROCK SUPPORT AS ~-:QUIRED (TYP.) \ I \ I SECTION A-A SCALE 8 SECTION B·B SCALE B f ROCK SUPPORT AS _ ~QUI RED (TYP.) ~-4- \ I I I ' I 0~~~1§6iiijiiij~5ji2 FEET SCALE B t: SCALE A O~~~t0'0~~2~00FEET IIPD(' 1~----A L_A __ s __ K_A _P ___ ow_E __ R_A_u_T H_o_R __ I_T __ v_-t ftUD 0 SUSITNA HYDROELECTRIC PROJECT WATANA POWER FACILITIES PLAN a SECTIONS MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 25 35 TON CRAN~ ~ OVERHEAO CRANE Ill ~~ VVVVII ih._j I )1 Ill F\LL1~ I I 'I ~~ r.;~sHRACK NORMAL ~ MAX. OPERATING W.L. EL2185 HEATED ICE BOOM ICE BOOM- l_j BULKHEAD GATE GUIDE----.. -I---SHUTTER GUIDE GUIDE "'g'l 15' 32' ii? >- 1- MINIMUM -; OPERATING "' I +-ftTRASHRACK J4..-ll GUIDE "" '~~Jill II 00 TRASHRACK (TYPICAL) ... ~ m SHUTTER~ NO.I m=· SHUTTER~ NO.2 LEVEL EL2045 J Ill ~--. SHUTTER-~ NO. 3 EL.2012 EL.2236 HIGHEST LIFT t METAL SIDING rl!' STEEL COLUMN HYDRAULIC CYLINDER I AIR VENT EL2200 plli'i=7111'i? 111.--+---------t-LINKED STEM ~~~~;::~ATE ~:' _\ 7'1117' J~_)Lc•o•s ~ UJ j-iL~~Tn&~ I WI r EL.2007 EL2009 ~ ... -1--s ----. _..f' ::lil'iiilli\3\\K ~ 9111§\B .. \__ ~ ......... A B INTAKE GATl ~ 17'W. X 17'H. BULKHEAD GATE, 22'W. X 23'H. ( 2 SECTIONS) SECTION THRU INTAKE GATE CONTROL STRUCTURE BULKHEAD ~ GATE 20' - ~~w ~ H ~ I EMERGENCY SPILLWAY CHANNEL /EL 2170 j PLAN AT EL. 2021 PLAN AT EL. 2115 PLAN AT EL. 2205 EL2200 W.L. EL. 2185 ~ OUTLETY FACILITIES INTAKE (SEE PLATE 19 ) / ' EL. 2009 IIJ I i INTAKE NO.S l 1 _ so· fi INTAKE NO.5 I ---t--H II II II II II II II II IJ I I i--- I i I IJ:i1: I~ ~,--~~ FRONT ELEVATION SECTION A-A (SHUTTERS OMITTED FOR CLARITY) !I jl 1/ II jl Jl 11 II II II II II II II II II II :I 11 II II IJ II II II lj 'I II :I II 1l II II II il II II d ~ INTAKE I NO_ 4 I ,,, II I II , II II 11 II II II II II II II IJ II II il 11 II II II II II II I tl 11 II II II It II II II II II II It l1 I· II II SECTION B-B I INTAKE NO. I 1<"...7 1 TRAVELING ICE BOOM "'· I!>"' :,.. I I I I I I ~~~~ I I I I I I I I I I I I I I !B I I I ~m I I I I I I I \ffi=R I ~ ~ 10 IL[ [ I li EL.2009 1--------~~·~+-------j EL.2004 UPSTREAM ELEVATION RASH RACK 0 16 32 FEET SCALE ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA POWER INTAKE SECTIONS ~~ MARCH 1982 ---------- ACRES AMERICAN INCORPORATED PLATE 26 45'-o" 6 UNITS AT 60'-0"; 300'-0" 110'-0" PUMPS BELOW FLOOR UNIT I AT EL. 1406.0 tUNIT 2 I_ DRAFT TUBE ACCESS (DRAINAGE AND DEWATERING LEVELl PLAN AT EL. 1422.0 PLAN AT EL. 1444.0 (DISTRIBUTOR LEVEL) (GENERATOR FLOOR) 1 • 50'-o" 60'-o" 1 11 PA 6 UNITS AT II 60'-o"=3oo'-o" 110'-0 II ACCESS SHAFT UNIT I I r UNIT 5 FIREWALL I H ELEVATOR H ON- H HI X ~MAINTENANCE ~ HATCH SERVICE BAY I ] ~ H -' ---~H--~-~~ V r--~~~~~~~~~-H H ' H H H H IJ' H 1 HQif€'11\1'1§§\itW HI I _I ~ WASHROOMS LEGEND El E2 E3 E4 E5 E6 E7 EB E9 EIO Ell El2 El3 El4 GENERATOR CIRCUIT BREAKERS 15 KV ISOLATED PHASE BUS GENERATOR TERMINAL CUBICAL GENERATOR NEUTRAL CUBICAL UNIT AUXILIARY SWITCHBOARD RELAY BOARD TURBINE GENERATOR CONTROL BOARD EXCITATION BOARD EXCITATION TRANSFORMER MAIN AUXILIARY SWITCHGEAR AUXILIARY SERVICE TRANSFORMER 7.5/10 MVA AUXILIARY SERVICE TRANSFORMER 2 MVA GENERAL AUXILIARY SWITCHBOARD ESSENTIAL SERVICES SWITCHBOARD POWERHOUSE PLANS 0 0 0 COMPRESSOR ROOM 0 0 0 DDDDDD . 0 ..r 1'- SCALE O 16 32 FEET ~ ALASKA POWER AUTHORITY -SUSITNA HYDROELECTRIC PROJECT WATANA POWERHOUSE PLANS -~~--MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 27 20'-o• w ~ y ? 7 1-- '-----r-'- L EL.I514 EL.!496 EL. 1463 EL 1444 EL 1433 EL 1399 UNIT I UNIT 2 UNIT 3 UNIT 4 UNIT 5 UNIT 6 } ~ r ~ l f+A ... B I ... c \!!Li-N IV I i I ELI514 EL.I496 II I , I _.L! r I I '>--J h---~I !T ~~ .. ~ I E=l I/ 'rlr· 1 ~I I, ELI422 EL1444 n1. 1 .1 ELI433 ... c MONOR~AL HOIST CIRCUIT----· . BREAI<ER GALLERY CABLE GALLERY DRAINAGE AND ---.... DEWATERING GALLERY .-CJ---...1.--- ... A } POWERHOUSE CEILING _ __.--GENE RAT OR -·-PIPING AND VENTILATION GALLERY SECTION A-A (SECTION THRU CENTERLINE OF UNIT) ... B LONGITUDINAL SECTION ( THRU CENTERLINE OF UNITS, UNITS NOT SHOWN) t POWERHOUSE EL.I514 2 MVA AU J EL 1444 TRANSFORXME~ERVICE EL. 1433 ----- EL 1399 EL.I393 SECTION B-B (SECTION THRU BUS TUNNEL) EL.I514 EL 1476 EL.I463 EL.1444 STRUCTURE UNITS SECTION C-C SECTION THRU SERVICE BAY SCALE O 16 32 FEET ELI381 ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT WATANA POWERHOUSE SECTIONS PLATE 28 ACRES AMERICAN INCORPORATED MARCH 1982 ~ Ill ..,. ~ ~ TO MAIN DELUGE VALVE / ACCESS SHAFT f ~ A [ RAILS / 30'-o" 86'-o" 34'-o" 1 / 86'-o" .. 34'-o" • • .. 86'-o" 1 • 25'-o" I' 33'-o" 'I ;AccEss TUNNEL ! ,. "I I" 'j I I ".-. .. .-,,_ // ~116::\.lll!:::~m=/ L .:::::::l.\u.....&.tlll-".1•~~~ f k~:~tll I ~ I c . ·-----Dll II I ~~ OIL STORAGE TANKS DRAINAGE PUMPS •.1 CABLE SHAFT CABLE SHAFT I No.I No.2 15/345KV I- TRANSFORMER 0 I 0 ..,. 345 KV OIL FILLED CABLE 77'-o" OIL SUMP COLLECTOR PIPE SECTION A-A SCALE B CABLE SHAFT MONORAIL BEAM ISOLATED PHASE BUS BUS GALLERY ~<9 .. A PLAN ScAi:E'A AIR DUCT 120'-0" ISOLATED PHASE BUS I > "' 't >. ,( 1/·· STAIRS 1 16'-o" 1 SECTION B-B THROUGH BU'5 GALLERY SCALE B SECTION 0-0 THROUGH SUMP SCALE A CABLE TRAY DRAINAGE PUMPS I -, c:i ~ ,.._ VBUS GALLERY "' 97'-o• SECTION C-C THROUGH CABLE:. SHAFT SCALE C INSPECTION HOIST 345 KV CABLES 0 4 8 FEET SCALE C 0 8 16 FEET SCALE B 0 16 32 FEET SCALE A ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA TRANSFORMER GALLERY PLAN a SECTIONS ~~ MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 29 2:300 R ------:_~-----L 2200 ~ ~~ ORIGINAL GROUND SURFACE -(<RIGHT TUNNELl -------- t- I&J I&J .... ;!!; 2100 2000 1900 z 1800 0 fi > I&J uJ 1700 1600 1500 1400 I 1:300 ~~SURGE CHAMBER I i - I '-o" MINIMUM CONC. LINING SECTION B·B rr Fe CONCRETE LINED TAILRACE TUNNEL SCALE C B., B .. ::z:-------L___ ORIGINAL GROUND S ~ ~"""" (LEFT TUNNELl--"""" ' ~ ~ ~ FLOW ~ PROFILE SCALE A TAILRACE TUNNEL~ \ t UNIT 2 60'-o" ~-""" ~' ~- "----- ~lli=o.llt <(Ill= t UNIT :3 • II I!! ~~~~~:~E(TYP.) 2'-o" II :34'-o" .11. 2'-6" (T YP.) • (TYP.) (TYP.) i TUNNEL I ·----·---- ~ TAL RACE PORTAL 7 ..._ (RIGHT TUNNEL) TAILRACE '\ I PORTAL (LEFT TUNNELl I b :350'-0" SECTION C-C SCALE B rr4 b ~UNIT 4 DRAFT TUBE GATE GALLERY SURGE -----==:;;t CHAMBER CRANE DRAFT TUBE GATE GUIDE SURGE CHAMBER NORMAL T.W. EL.I455 ~ i~~::~E-----t-<"t" STOPLOG GUIDE ..r TAILRACE TUNNEL ~EL.I425 l f I ~I I I I I ::::::::::::J c .. A t UNIT 5 TUNNEL 2 .. A SECTION A-A ~UNIT 6 0 SCALE C 0 SCALE B 0 SCALE A SCALE B 8 100 0 _, 0 It) 16 FEET 200 ~ ALASKA POWER AUTHORITY ~ SUSITNA HYDROELECTRIC PROJECT WATANA SURGE CHAMBER AND TAILRACE SECTIONS PLATE MARCH 1982 30 LEGEND NOTES SYMBOLS: I. SUBSC..RIPTS T -TRANSFORMER 21 -DISTANCE RELAY G) A C GENERATOR, 3 PHASE, 60HZ, LIGHTNING ARRESTOR --() o--lll- WYE CONNECTED TN TRANSFORMER NEUTRAL 21GB -GENERATOR 9ACK-UP RELAY J.., J.., TSS -STATION SERVICE TRANSFORMER 26 -TRANSFORMER THERMAL DEVICE ---§~ TRANSFORMER -1Ht-T-,H• CAPACITOR COUPLING ET -EXCITATION TRANSFORMER VOLTAGE TRANSFORMER DG DIESEL GENERATOR mh AUTO TRANSFORMER 0 RECTIFIER R -REACTOR GT -GENERATOR TRANSFORMER -o-CIRCUIT BREAKER F -FIELD p -PRIMARY 27 -UNDERVOLTAGE RELAY -<~,...-:!J>-DRAWOUT CIRCUIT BREAKER B -BACK UP 40 -FIELD FAILURE RELAY SF -BREAKER FAILURE -LOW VOLT AGE A I R Bl -BUS NO. I --41 -FIELD CIRCUIT BREAKER CIRCUIT BREAKER 82 -BUS NO.2 46 -NEGATIVE PHASE SEQUENCE RELAY LINK IN ISOLATED -a:::::o-PHASE BUS G -GENERATOR 49 -THERMAL RELAY Gl -GENERATOR NQ I ~-DISCONNECT SWITCH G2 -GENERATOR NO.2 50 -INSTANTANEOUS OVERCURRENT AT -AUTO TRANSFORMER RELAY ---111 GROUND CONNECTION c -HIGH VOLTAGE CABLE OR 51 -TIME OVERCURRENT RELAY OVERHEAD CONDUCTOR TC -TRANSFORMER AND CABLE OR -[I]-RESISTOR OVERHEAD CONDUCTOR !51N -TIME OVERCURRENT NEUTRAL RELAY ~ RESISTANCE TEMPERATURE DETECTOR -o-STANDARD DEVICE $ CURRENT TRANSFORMER !:::. TRANSFORMER CONNECTION 3 PHASE, 3 WIRE, DELTA 59 -OVERVOLTAGE RELAY y TRANSFORMER CONNECTION 59VHZ VOLTS PER HERTZ 3 PHASE, 3 WIRE, WYE 60 -VOLTAGE BALANCE RELAY fJff, REACTOR -3E-VOLTAGE TRANSFORMER 63 -GAS PRESSURE RELAY 64F -GENERATOR FIELD GROUND -H-CAPACITOR BANK PROTECTIVE RELAY 64G -GENERATOR STATOR GROUND ~ BUSHING CURRENT TRANSFORMER PROTECTIVE RELAY 71 -OIL LEVEL RELAY 79 -RECLOSING RELAY 81 -FREQUENCY RELAY 84 -EXCITER VOLTAGE BUILD-UP MECHANISM 87 -01 FFERENTI AL PROTECTIVE RELAY [ii] ALASKA POWER AUTHORITY - SUSITNA HYDROELECTRIC PROJECT ELECTRICAL LEGEND ~ PLATE MARCH 1982 31 1--------------- ACRES AMERICAN INCORPORATED SWITCHYARO l D.C. FIELD FLASHING .---.., ----il--., 34.5K\I CABLE EXCITATION TRANSfORMER 2500KVA 41 SWITCH YARD GROUNDING TRANSFORMER T SWITCHYARO 345KV t OIL FILLED CABLE I I tlr-----t::X:i-----......ULA.J TRANSFORMER ISOLATED PHASE BUS GENERATOR CIRCUIT BREAKER SURGE PROTECTION t_____1 ~1.-,1• E P.T. 15K\11120·120V -e®se 3 X 145 M\IA,I5/345 K\1~5% Fow. ss•c E -TO GOVERNOR CONTROL P.T. 15K\I/120V ~ -METERING ANO SYNCHRONIZING GENERA10R: 190/218 MVA,O;J PF 15K\I, 3~, 60HZ. 60/SO•C, 225RPM .::.. "BLACK START" BUS STATION SERVICE TRANSFORMER N0.2 2000K\IA, 15000/480\1 SWITCHYARO 34:'>KV OIL FILLED CABLE SWITCHYARO 34.!5KV CABLE t~------~~---+---"'-------~~ Lt~ '------111 AUXILIARY TRANSFORMER N0.2 (SURFACE FACILITIES) 7. 5/IOM\IA, 1!5/34.!5 K\1 480 V MAIN AUXILIARY SWITCHGEAR NOTE: GENERATORS G2,G3,G4,G5,G6,EQUIPPEO EXACTLY AS GENERATOR Gl. SWITCHYARD 34!5 K\1 OIL FILLED CABLE '-......._, ______ --< STATION SERVICE TRANSFORMER NO.3 2000KVA,I5000/480V ~t S~RE 6. y IIPDm 1~----A L_A_SK_A_P_O_W_ER_A_U_T H_ORITY ftbn(d SUSITNA HYDROELECTRIC PROJECT WATANA POWERHOUSE SINGLE LINE DIAGRAM MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 32 DEVIL CANYON Ll 11!---H I-<' .__ ··~- IP METERINC> IB @ r ' @L.... a, DEVIL CAIN YON L2 ·•t-111---<>- ··~- 3451<V BUS 8 I ~ I...._ J.., J.., J..\ ~~~·· l:L13 r, llH H ~ ~~ ,,r-Cb t-- '-- METERING .. J~.V. J\ 1/ BF .-- 87C 1 345KV BUS B 2 <=t--345KV CABLE I I • POWERHOUSE WATANA UNITS I 8 2 l - L- I\ ., .. ~ ~b J\ ,, .---- 1 -j :t E---I -3 I I T l ~ l l l t--i~H~~ •IHl~ I r34!5KV CABLE I ~ POWERHOUSE WATANA UNITS38t4 r L- 't ,...--- I .j:r-345KV CABLE I I t POWERHOUSE WATANA UNITS 5 ll 6 IIPD(P IJ---A L_A_s_K A_P_o_w_E R_Au_r_H o_R""·-'r_v·----f HUH d SUSITNA HYDROELECTRIC PROJECT WATANA SWITCHYARD SINGLE LINE DIAGRAM ~-~---MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 33 !!!!.!...! GEN. MEGAWATTS GEN. MEGAVARS GEN. VOLTAGE UNIT SPEED GEN. VOLTAGE SETTING TURB. GATE POSITION TURB. GATE LIMIT GEN. TEMP. STATOR GEN. TEMP. ROTOR UNIT BEARINGS TEMP. TRANSFORMER TEMP. U-TRANSF. PER 2 UNITS) GEN. CIRCUIT BREAKER POSITION [TURBINE ALARMS GENERATOR a TRIPS TRANSFORMER OTHER ~(SAME AS UNIT I) ~(SAME AS UNIT I) !mJI....! I SAME AS UNIT I l ~(SAME AS UNIT I) 1.00!...§. {SAME AS UNIT I) 345 KV SWITCHYARO CKT. BREAKER POSITIONS DISC. SWITCH POSITIONS ALARMS a TRIPS ~~ KV IU!!i ~QLTA§ii; 345 KV BUS FREQUENCY PLANT MEGAWATTS PLANT MEGAVARS eb,!NT ENERGY RESERVOIR LEVEL TAILWATER LEVEL WATANA POWERPLANT -UNITS ® ® ® t t I I ;:: I I .... ~ I I 0 o:::Z: ~~ I I o"" u..J c I I .... ~ co. u>--I-I I :z:- (.)2 ~~:.., cl-111:0) I I ~>-:Z:O) I I UNIT CONTROLLER C!) ! SUPERVISORY SYSTEM TO CENTRAL < CENTRAL COMPUTER DISPATCH CENTER (WILLOW) SUSITNA AREA CONTROL ROOM AT WATANA ,--------- 1 .~~~~~. I I VISUAL DISPLAY I UNIT (TYP) ---.f-------1 I I I I CONSOLE L ___ _ ® DATA BANK t I I I I I I I I I TO 6 ® ® t ' I I I I I I I I I I I I I I I I CYCLIC TRANSMISSION CENTRAL COMPUTER BACKUP PROGRAM BANK ,.__TAPE/DISK DEVICE (TYP) OUTPUT STORE ;:: z ..J::l O:z; o::u 1-C zLI.I o_. uc .... ~ co. u>--I-:z;_ (.)2 ~~:.., cl-Ill:(/) ~>- :I: (I) DEVIL CANYON POWERPLANT - UNITS I TO 4 @ ® ® @ t t t I I I I I I I I I I I I I I I I I I I I I I I I UNIT CONTROLLER SUPERVISORY SYSTEM UNIT I GEN. MEGAWATTS GEN. MEGAVARS GEN. VOLTAGE UNIT SPEED GEN. VOLTAGE SETTING TURB. GATE POSITION TURB. GATE LIMIT GEN. TEMP. STATOR GEN. TEMP. ROTOR UNIT BEARINGS TEMP. TRANSFORMER TEMP. TURBINE GENERATOR 1 ALARMS TRANSFORMER El TRIPS OTHER UNIT 2 !SAME AS UNIT I) UNIT 3 (SAME AS UNIT II !:!!!!ll (SAME AS UNIT I) 345 KV SWITCHYARO CKT. BREAKER POSITIONS DISC. SWITCH POSITIONS ALARMS a TRIPS 345 KV Iii!.!~ ~lri~§~ 345 KV BUS FREQUENCY PLANT MEGAWATTS PLANT MEGAVARS PLANT ENERGY RESERVOIR LEVEL TAILWATER LEVEL ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT BLOCK SCHEMATIC COMPUTER-AIDED CONTROL SYSTEM PLATE 34 MARCH 1982 ACRES AMERICAN INCORPORATED LEGEND REFERENCE: BASE MAP ~ HEALY, ALAS~ USGS, I: 250,000 TALKEETNA MOUNTAINS, ALASKA RECOMMENDED ROUTE ALASKA POWER AUTHORITY SUSITNA HYDROELECT:=:::---RIC PROJECT ACCESS PLAN RECOMMENDED ROUTE MARCH 1982 _N 3.228,0QQ ________ _ 1113,234.000 PUMP STATION LEGEND MAIN ACCESS ROAD CONSTRUCTION ROAD PERMANENT SITE ROAD UTILlDOR IIPD(P I ALASKA POWER AUTHORITY HUn d r---:s==u-=-=s:::,T=N-:A-:--HY-:DR-=-o-E_L_Ec_T_R_Ic_P_R_o_JE_c_T __ _J WATANA GENERAL LAYOUT SITE FACILITIES MARCH 1962 PLATE 36 2'100 I I E753,000 E754,000 f756,000 f7:i7,000 ~ -·-·-. N3,240,000 Q I /' LEGEND Q) BASEBALL ® SOFTBALL 0 SECURITY 0 HOSPITAL a OIL SPILL ® FIRE ANAGERS OFFICE ®CAMP M 0 SOILS LAB NG AREAS ® PARKI OFFICES ® ADMINISTRATION @ STORE ® BUS SHELTERS @ DORMITORIES @LAUNDRY ® COMMUNICATIONS CTR. @BANK (.";\ RECREATION HALL --+-N:!\,239,000 ~ a DINING ~ @ KO"<HEN WAREHOUSE ® FOOD SERVICE @ WAREHOUSE @GYMNASIUM ® SWIMMING POOL GE ~ MAINTENANCE GARA ) 'e:i SE (WATER @PUMP HOU ~ HOCKEY RINK GMT. TYPE A It:' DORMS M @ BACHELOR MGMT TYPE 8 ~ BACHELOR DORMS @ 10' PERMAWALK ~ • ERMAWALK @ 16 p • GUEST HOUSE Q MANAGERS ~ ST HOUSE @ OWNER'S GU~ GUEST HOUSE @ CONTRACTOR S ~ STAFF CLUBHOUSE 'CI NG STATION ES) @ GENERATI HOUSING (160 SPAC ~ RELOCATED CAMP @ FOOTBALL FIELD @FUEL STORAGE TANK @ WATER RESERVOIR @ UTILIOOR @ HELIPAO SCALE E7o48,000 E749,000 E744,000 E74!1,000 E746,000 E747,000 LEGEND f::::;;:~:J PERMANENT NON-RESIDENTIAL BLDG. ~ PERMANENT ROAD tllllll PERMANENT MULTIFAMILY DWELLINGS 72 UNITS FURNISHED BY YEAR 1992 16 UNITS • 2001 W PERMANENT SINGLE FAMILY DWELLINGS 21 UNITS FURNISHED BY YEAR 1992 6 UNITS • 2001 !nil EB PERMANENT HOSPITAL TEMPORARY HOUSING/UTILITI[S FURNISHED BY OWNER 16 EA .-4 BEDROOMS UNITS 28 I Jl 50 I 16EA.-2" " 241 x50 1 16 EA.-3 72 EA.-2 14 1 x 60 1 200EA.-3 14 1 x 60 1 E3:::3 TEMPORARY LOTS/ UTILITIES FURNISHED BY .OWNER . 240 EA.-LOT SPACES L:':] PARKING AREAS CD MANAGER's OFFICES ® GENERATING STATION ® FIRE STATION 0 GAS STATION @ SCHOOL ® SWIMMING POOL 0 GYMNASIUM @ STORE ® RECREATION CENTER (@) SEWAGE COLLECTION PUMP STATION ® WATER PUMP STATION SCALE @ UTILIOOR @ SEWAGE TREATMENT PLANT @ WATER TREATMENT PLANT @ FUEL STORAGE TANK (50, 000 c;r) 0~~~2'-00~-4~00 FEET IIPD(~ I~A L_A_S_K_A _P_OW_E_R_·A_U_T H_O_R_IT_Y----i Hun a susrTNA HYDROELECTRIC PROJECT WATANA VILLAGE AND TOWN SITE -~ ACRES AMERICAN INCOR~ATED PLATE 38 MARCH 1982 'b ell. "t I PERMAWALI< ~ ( SEE TYPICAL SEC'l10N) Ul ~ ::;) 0 0 2 0 J: 1- • 224'-o" If MAINTENANCE ROOM -'0..-:-- MODULE II MODULE II MODULE MODULE I I -2 )' I " r:J'b ~ I ] I ~ ·U, MODULE MODULE MODULE WASH ROOM N / ,_/ DETAIL I TYPICAL DORM TWO MAN SLEEPING ROOMS ( 2 STORY, 8 MODULES PER· STORY) 1-" KITCHEN DETAIL I TYPICAL DORMITORY MODULE SCALE: C TYPICAL WOOD FRAME MODULAR HOUSE FOUR BEDROOM FAMILY UNIT SCALE : C SOILS AND CONCRETE LABORATORY TYPICAL STEEL FRAME BUILDING SOILS AND CONCRETE LABORATORY SCALE: A SECTION A-A 7'-81 TYPICAL PERMAWALK WITH UTILIDOR (AT DORMS) SCALE: B 2 .!1 -~ PERMANENT VILLAGE HOUSING 11'-o" 17'-d' ~· .. .. .. ~ 4" CRUSHED STONE-3/.;D.I. 2 1 INSULATION !!3ta• 3" SCULPTURED PANELS 2 ~I 4" CRUSHED STONE _3/.f D. I . 0 SCALE A 0 SCALE B 0 SCALE C TYPICAL SECTION -MAIN ROAD SCALE: C 1!1'-o" 12'-o• 2% SLOPE PAD TYPICAL SECTION-SECONDARY ROAD SCALE: C 10 20 FEET 20 40 FEET !10 100 FEET II PO[@ I..___A L_A_s_K_A _P_ow_E_R_· A_u_T H_o_R_IT_Y--t HUUld SUSITNA HYDROELECTRIC PROJECT WATANA AND DEVIL CANYON CONSTRUCTION CAMP DETAILS PLATE MARCH 1982 ACRES AMERICAN INCORPORATED 39 LOCATION MAP / WATANA DAM 0 4 SCALE ~.,-.,~--NORMAL MAXIMUM OPERATING LEVEL EL. 1455 8 MILES . --2ooo----ig~u:s~ FEET 0 2 MILES SCALE ~ ALASKA POWER AUTHORITY ~~--~s~u=si=T~NA~H~Y~DR~O~E~L~EC~T~R~IC~PDIR~O~J~ECC.Tr---l DEVIL CANYON RESERVOIR PLAN ~ ACRES AMERICAN INCORPORATED PLATE MARCH 1982 4Q \ ~__,)'~ IYv 0~ 0.9 o,... I ~ 000'9193~----- 1 \ 000'0?;93 I I ~ ~ ,.; z >-, 1- a: 0 ~ 1- ~ c:t a: LLI 1-w ~ w IL 0 0 a.. ~~ <t ~ en c:t ...J c:t w ...J <( u en z w 1-- ~v t; w a.. ~ 0 (\J a:: ~ IX) ~ (.) ~ z.-:I: 1-(,) frl 0~ a::: _J >-o <l w z>-::E 0 <tc:t a:: 0 u...J >-~ ::::!w 0 < "' z >l-l ~ 1-w-~ u; ocn Q. a:: :;:) 0 (/) u ~ \ >- w ~(\J ~ t; ..J~ 0: a.. 0 w ..., 8 :X: 0 ~ t\1 ~ a:: z CX) !£! c.. ~ ::J (.) LLI <( a: z::!: ::J: 1-oLLI 0 0: fil >-(!) 0::: LLI _J zZ <( 1-~ w ~ IIJ 0 <[<( IIJ 0 a:: ua::: IL 0 0 ~ ~ 0::: ~~ :X: ...J<( 18 <( ex >...J ~ z ~ :; 000'£193 1-LLJ<( C/) u; <( ::I 00::: liS en LLI I~ ...J z I; <( LLI I~ (!) ~~~ IIJ lc( ...J "' <( I"' Q; I~ (.) (/) / 0 0 0 0 i\f 0 N q, § r<f t\1 N N 8 ..; r<f r:l 0 ..f" .0 N N r<f z z z z SURFACE AREA (IOOO ACRES) 12 10 e 6 4 2 1500 1400 1300 ~ .... ;$ "' u: 1200 1100 1000 900 0 2 4 6 8 10 12 VOLUME (ACRE FEET X 10&) RESERVOIR VOLUME AND SURFACE AREA 0 14 ~ w :X: 875 870 865 a so 655 650 0 20 40 60 eo 100 120 140 160 DISCHARGE {CFS X 10 3 ) TAILWATER RATING CURVE 180 200 UJ IL 180 165 150 135 0 105 g 2 0 1.005 • 2 5 10 20 50 100 RETURN PERIOD (YEARS) FLOOD FREQUENCY CURVE (INFLOW AFTER ROUTING THROUGH WATANA) 1000 10,000 IIPD£0 1~~----AL_A_S_KA_P_O_W_ER_AU_T_HO_R_IT_Y~ HUO[O SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON HYDROLOGICAL DATA SHEET I MARCH 1982 PLATE 43 280 ; I , ~--+ __ _)_ __ 240 I I I ~_J~-~ I I . ~ <.> 0 200 1---·---+-- 0 0 .. EMERGAHCY I SPILLWAY 1 ~ 160 1-----1 ~-F---+-OPENING+-----+--- ;:;: POWERHOUSE I 120 10 40 0 0 CLOSED! I OUTFLOW J---i ~N~~6'JtNG 1 -r ·- --1---l_l I I I POWERHOUSE AND j g~'WfiiNs~pn I WAY_ .. I i POWERHOUSE I 25 30 35 PROBABLE MAXIMUM FLOOD 1410 0 10 15 20 TIME (DAYS) -1-1 RESERVOIR I ELEVATION ; --+---i I I I I l I I I 30 35 PROBABLE MAXIMUM FLOOD "' ... <.> 0 0 Q ill: 0 ...J ... 180 l60 140 120 100 0 oL---_J5----~-----~~5----~2~o----7z5~---7.~---= TIME (DAYS) RESERVOIR ROUTING 1•10,000 YR. FLOOD 1460 ··--r r--1--1 ·r -----: ' I I l I I J ------+----r--~j-----+-)- 1 I ! I' I I I I I I 1 11 • 1 ¥POWERHOUSE, OUTLET FACILITIES AND , MAIN SPILLWAY DPER,II_TIN(;_~i' __ _ -r--~~ ---~-t-. 1 ! tl . ' 1458 ~ 1454 1-----+ ~ ~ a: 1452 145ooL---~5----_J,o----~,5-----2~o----~2~5----~-~ T1ME (DAYS) RESERVOIR ROUTING I• 10,000 YR. FLOOD ;;; .... <.> 8 Q .! ~ -' .... oL-----L---~----~-----L----~----~ 0 1460 5 10 15 20 25 30 TIME (DAYS) RESERVOIR ROUTING 1,50 YR. SUMMER FLOOD 30 ALASKA POWER AUTHORITY ----~------- SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON HYDROLOGICAL DATA SHEET 2 MARCH 1982 PLATE 44 ~ £ ~ _, ... il: ;;; ~ ;It 20000 10000 0 20000 ~ 10000 § .... ... 0 1475.00 ~1425.00 !:i > ~ "' l; a: "' z "' 1375.00 1950 1951 1950 1951 ---l I 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1956 1957 1958 1959 1960 1961 1962 1963 1962 1963 +- 1964 DEVIL CANYON INFLOW(Zl-CFS 1965 1966 YEAR 1967 DEVIL CANYON TOTAL OUTFLOW -CFS 1964 1965 1966 YEAR DEVIL CANYON RESERVOIR ELEVATION-FT r 1968 1969 1968 1969 1970 1971 1972 1973 1974 1970 1971 1972 1973 1974 l ! 1975 1975 1977 1978 1979 1979 1980 1981 0 ~1=9=5o~L-~19~5~1_L~I9~5~2~~~~~~~~~9~5~5~~~9~5~6~~~9~5~7~~~=9=58~~~~~~~~~=96=1~~~~9=6=2_L~I9~6~3~~~9~6~4~~~9~6~5~~~9~6~6~~~9~6~7~~~~~~~~~~~~--L_~~L_~I9~7~3_L~I~9~74~~~~97~5~~~~9~7~6~~~9~7~7~~~9~7~8~~~9~7~9~~~~~~- YEAR NOTES• ALL YEARS ARE WATER YEARS' OCTOBER THROUGH SEPTEMBER. 2. INFLOW TO DEVIL CANYON EQUALS TOTAL OUTFLOW FROM WATANA PLUS CONTRIBUTION FLOW FROM INTERVENING AREA BETWEEN DAM SITES. DEVIL CANYON ENERGY-GWH IIPD(P 111------A __ L A __ S __ K __ A __ P-::-::-OW--,---,-E __ R __ A __ U __ T H----::-0--=-:cR-=-1 T __ Y--1 ftUD 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON SIMULATED RESERVOIR OPERATION PLATE MARCH 1982 45 ACRES AMERICAN INCORPORATED 1600 1500 1400 1300 1-12.00 w w L&. !'!: ;z: 1100 0 ~ ~ LIJ 1000 900 aoo 700 TOP OF PARAPET EL1466 ARCH DAM CREST EL.I463 'L ORIGINAL GROUND SURFACE ~----------------------------~ ·-----------~------'~-·~,~~,...Ji!-. ~~OUNDATIDN ···~ ""< PROFILE (DEVELOPED-LOOKING UPSTREAM) SADDLE DAM CREST EL.I472. AT CENTER I I oi 0) S1 , ~t SCALE 0~~~10~0-~200 FEET 0 0 'B j•PD(O j 1 l---A_LA_s_K_A _P_ow_E_R_AUTHORITY ftb0 d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON DAMS PLAN AND PROFILE _k~--MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 46 I / I / I / 8 .!' j ~ ~ / ! I I § \ \ J 8 zy 0 g I PLAN OF ARCH 0 0 2 0 g 10 20 30 40 50 CENTRAL ANGLE (OEGS) DIAGRAM OF CENTRAL ANGLES LEGEND ~-RIGHT EXTRADOS ~-LEFT EXTRADOS NOTE CONTOUR LINES SHOW SOUND ROCK SCALE 0~!!1!~50=--iiiiiiiii~IO:ip. FEET 60 I APDlP !~--A L_A_s_K _A _Po_w_E_R_A_u_r H_o __ R_IT_Y---. b0[d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM GEOMETRY MARCH IS82 ACRES AMERICAN INCORPOR.IU'EO PLATE 47 1500 1400 1300 t; 1200 "' II.. ! z 0 5 > "' ~ 1100 1000 900 800 ~26~.9~6~·~~~--~80~·~7·~·~~~9.30' EL.2020.32 CENTER R C RL AXIS • 699. 67' (N.T. S. 143.03' LEGEND RI-INTRAOOS FACE l':.----LEFT SlOE ----RADIUS E---EXTRADOS FACE t R---RIGHT SIDE -------RADIUS CENTER OF INTRADOS CROWN SECTION SCALE 0~~~~~0--~100 FEET j APD(O 1~-------A L_A_s_K A_Po_w_E_R_A_uT_H_o_R tTY un d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM CROWN SECTION MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 48 ~'to ~'fo ISOO EL.I466 1400 1300 .... 1&.1 ~ 1200 ~ z 0 ~ 1100 1&.1 .J 1&.1 1000 900 800 "'f) wf) c I ~c PLAN ATEL'i463 I PLAN ATEL.'i300 I I REFERENCE PLANE 1 OF DAM ORIGINAL GROUND SURFACE PLAN ATEL.iiOo CREST EL.I463 DAM PROFILE ,.{) ~{) il~ ) ... LINE OF EXCAVATION ~~ ./ 1500 1400 1300 .... 1&.1 1&.1 IL. 1200 ;!!: z 0 ~ ~ 1100 1&.1 .J 1&.1 1000 900 800 SECTION . A-A SECTION B-B PLAN AT ""'E'L.'9oo · -....... I REFERENCE PLANE r---OF DAM PLAN AT '"'E'C'82 0 -~SOF DAM SECTION C-C DAM SECTIONS SECTION 0-D I \ SECTION E-E SCALE O~!!!!!!!!!!i!IO~Oiiiiiiiiii~2~00 FEET jaPD(~ Ir----A L_A_s_K_A _P_ow_E_R_.A_u_TH_o-=-R_IT_Y---1 HUH 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM SECTIONS -~-~---MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 49 20' ACCESS SHAFT .. c i+B /EL. 1380 I E.L . 1470 SADDLE DAM ' '/EL. 1380 I ' .. B OF SADDLE DAM I I I I I I I I PLAN PARAPET SADDLE DAM IMPERVIOUS CORE I : . -L --4---------------------~--i---=== 1 1 r GROUTING AHD DRAINAGE GALLERY I: ':I I I I I I I I I I I I __ ..J , I 200' SECTION A-A SECTION B-B EL.1350 LEFT ABUTMENT THRUST BLOCK t DAM ~THRUST BLOc• 50' EL. 1350 SECTION c-·c. i+E . ROADWAY D t PLAN AT EL. 1466 PARAPET EL.1466 ~o · I I I I I I I I I I : I I I u, ____ j THRUST DRAINAGE , SECTION D-O -30' ROAD AND VERGE NORMAL MAXIMUM OPERATING LEVEL ELI463 EL.t455 ....-- SECTION E-E RIGHT ABUTMENT THRUST BLOCK ' ' ' ARCH ' ' '~GROUTING GALLERY 0 30 60 FEET SCALE ~~ ~~~~--~ IIPDf~ I~A_L A_s_K_A _P_ow_E_R_A_u_T_Ho_R_IT_Y--1 ftUn 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM THRUST BLOCKS ~~ MARCH 1982 ------------ACRES AMERICAN INCORPORATED PLATE 50 1600 -- 1!500 1300 1200 f----------------------- 700 '"----------------------------------------- I I GROUTING a DRAINAGE GALLERIES GROUT ___ , I : ..---....---DRAINAGE CURTAIN I 1 r HOLES I t I >I \ 1 ( I \,!. \ \ SECTION B-B SCALE A TOP OF_; SOUND ROCK \ ' SECTION C-C SCALE A .. c --------...... "' ..,..,_.....,;;..,o::::':::=~~===~Gi~------------LIMIT OF -_/-'--::,-~ - GROUT CURTAIN ..._ DEVELOPED PR 0 FILE (LOOKING UPSTREAM) SCALE A NORMAL MAXIMUM OPERATING LEVEL EL.I455 SECTION SCALE A ··e\'€lllfia!IK TOP OF ROCK D-O GROUT HOLES lf I! /( ~DRAINAGE II HOLES I! II -~g~~~ETE -DRAINAGE CHANNEL ...11' to• rll:' ~ CHANNEL I'~ 2' 1......-------DRAINAGE \I HOLES \1 ' GALLERY DETAIL SCALE B 0 •!!!!!!!!~!Siiiiiiiiiiii~l 0 FEET SCALE B t;: 0 100 2.00 FEET SCALE A ~~~~-~ IIPOI@I-J--AL_A_S_K_A_P_OW_E __ R ___ A_U_TH_O_R_IT_Y--1 HUOld SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM GROUTING AND DRAINAGE MARCH 1982 PLATE 51 ---1050 1500 1400 1:500 ~ "" "" lL 1200 ~ z 0 i= ~ 1100 "" ...J "" 1000 900 BOO f CREST OF ARCH DAM ( I I PLAN AT EL.J050 SCALE A MOBILE GANTRY VCRANE ~rr-ROADWA' A 1 SUPPORTS II II I I ® ~=:§~ EL.I050 /DETAIL I · ~ K EL. 930 -j T.W.L. EL. 895 ~ - ,C/ Eb. ~20 • /lll\".?111N SECTION A-A(TYPICAL) SCALE A 11<';;'"111~ ~ LIJ LIJ IL ~ z Q lei ::> "" ...J "" CENTER POINT OF OUTLET 4 8 6 ALIGNMENTS 2 1500 1400 1300 1200 II 00 1000 900 BOO CENTER POINT OF OUTLET I 8 3 ALIGNMENTS CENTER POINT OF OUTLET 2 ALIGNMENT GATE AND TRASH RACK GUIDE BULKHEAD GATE CONCRETE GUIDE PLUG f B '"DAM REFERENCE PLAN AT EL. 930 SCALE A EL 930 CREST EL. 1463 DAM PROFILE (PROJECTION-LOOKING UPSTREAM) SCALE A PLANE LINE OF EXCAVATION GATE DRAIN'. ·-~' I -=-= =-=--=--=--==--l:::o~ 90" DIA. STEEL LINER AT EL. 9:50 ( 1,2 83) 102• DIA. STEEL LINER AT EL 1050 (4,!5,6 8 7) 'DETAIL 1. SCALE B SECTION B-B SCALE B 0 16 32 FEET SCALE S ~~~~-~ 0 100 200 FEET SCALE A~~~~--~ TRANSFER TROLLEY JACKET 90" DIA . FIXED CONE . VALVE AT EL. 930 (I02"DIA. FIXED CONE VALVE AT EL 1050) IIPDIQ 1~-----A L_A_s_K_A _P_ow_E_R_A_u_T _Ho_R_IT_Y-----1 ftUn£0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON MAIN DAM OUTLET FACILITIES MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 52 1600 ..-------~ ----- 1500 1-w 1400 w II. ! ~ 1300 ~ > w ..J w 1200 1100 1540 1480 1420 .... l:l 1360 ..... ! 1300 - ~ ~ I.IJ 1240 1180 NORMAL MAXIMUM OPERATING LEVEL EL.I455 ELI434 PROCESSED <::::" ROCI<F'ILL SLOPE EXCAVATION LINE (TOP OF SOIMD ROCK} P R 0 F I L E ( LOOKING UPSTREAM} SCALE A DETAIL I SECTION THROUGH SADDLE DAM SCALE 8 NOMINAL PROFILE\ OF DAM ==-=--\ I ,_j I I ~---1 I c:.OCKFILL~ CORE DETAIL SCALE C DAM CREST NOMINAL CREST L-_--=:E=L.I~.:::.69=----- PROFILE SHOWING CREST ELEVATIONS N.T.S. 0 20 ~0 FEET SCALE C I I 0 60 120 FEET SCALE B I I SCALE A ? I~ 290 FEET laPor~ 1~---A L_A_s K_A_P_o_w_ER_A_uT H oR tTY HUOlO SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON SADDLE DAM SECTIONS ACRES AMERICAN INCORPORATED PLATE MARCH 1982 53 TEMPORARY CONSTRUCTIONry ACCESS ROAD 1- 11.1 11.1 lL ~ z 0 i= ct > 11.1 ..J LLI N3223000 1400 1300 1200 1100 1000 900 BOO f--- 0 0 0 1'- iO LLI ~------ '/ TOP OF ROCK -..__ r:t"" INTAKE STRUCTURE~ /I MAX WATER EL.944 "'.J.~ 4m EL.947 -/ ~I _,.-' f--EL.890 ~L-E~_870~ All:/\'~'~ 1'""'''""'--' . \ 0•00 KT M ED ROC OE TO BE RE OV AFTER CONSTRUCTION OF TUNNEL ---,------ -L:-ORIGINAL GROUND SURFACE /' ----~ ~ --...... _ __/ ----- t BEND ,coNe. L~~NED ' I TUNNEL FLOW I 191~\IE -....- ! SLOPE 0.66% I l J PLAN SCALE A / / / // ------- 'j•'bll~l -~CONCRETE P 1 LUG 5~oo STATIONING IN FEET PROFILE AT CENTERLINE TUNNEL SCALE A 10•00 "" --=-"' ~~ .,, '\.~TOP OF ROCK --\ 4 r Oi.JTLET STRUCTURE 1', II r roc~ET:?,[MOVEO AFTER t BEND ' l~ ' CONSTRUCTION OFI TUNNEL 'lit:>._ .. ""'"'' ' EL 898 MAX. WATER EL 895 ! m '"" -EL. 860 11\31611 I ""rrarg1" ~ _i_~ _L_ __ 15•00 CORE ROCK OR GRAVEL FILL MAXIMUM WATER EL.944 ..,... ROCK OR GRAVEL FILL FILTER ROCK OR GRAVEL FILL CLOSURE DAM SCALE B SCALE B 0~~~54~0iiiiiiiiliiiiBO FEET SCALE B 1: 0 100 200 FEET SCALE A ~~ ~~~ll-iiiiiiiiiiiilii' EL.915 I A"D(P 1~-----A L_A_S_K __ A _P~OW~E--=-R=A=--=U-=T=-=-H 0=-=R=-IT_Y---. un 0 SUS/TNA HYDROELECTRIC PROJECT DEVIL CANYON DIVERSION GENERAL ARRANGEMENT ACRES AMERICAN INCORPORATED PLATE MARCH 1982 54 NORM. W.L .EL910 EL . 900.00 FLOW ~ SEAL FACE I POST TENSIONED ANCHORS a SLEEVES FOR CONSOLIDATION GROUTING a PRESSURE RELIEF HOLES IN WA L LS AND INVERT 24'-o" 6o~o" SECTION A-A SCALE A PLAN AT ELEVATION 947 SCALE A DIVERSION INLET STRUCTURE STAIR TOWER ELEVATION B-8 SCALE A \ \. \ \' EXISTING co~cJ I LINING I I I I I I I· I I COVERED GATE HOIST GALLERY I I I I I· I' I I I I HOLES FOR CONTACT AND CONSOLIDATION GROUTING GROUTING GALLERY SECTION THRU PLUG SCALE B c t SECTION C-C SCALE A PLAN AT ELEVATION 898 SCALE A DIVERSION OUTLET STRUCTURE TYPICAL TUNNEL SECTIONS SCALE B 0 20 40 FEET SCALE B ~~~--~ 0 16 32 FEET SCALE A ~~~iliiiiliiiiiiiiiiil IIPD(P 1~------A L_A_s_K_A _P_ow_E_R_A_u_T_Ho_R_IT_Y---t ftbH d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON DIVERSION SECTIONS -~-MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 55 ( ~ --\ """'~ f 1 / ) .... ~/ /1 ;~~// / I / / ~I I , I I I I I I I I I I I I I I I I } I ----I a:J 10 w 1- "': ..J 0.. w w Vl Vl z 0 i= 0 w Vl a: 0 11. i.j 1- 0 z 1-w w 11. :i 0 0 w ..J c 0 (I) N - -~ Nl NOilWA31l J.]],;o CONCRETE APRON .. 8 NORMAL MAXIMUM OPERATING LEVEL r------'1 EL.I455 STOP LOG GUIDES f A TYPICAL SECTION THRU CENT£RLINE OF ROLLWP.Y f' GALLERY ..,IROLLWAY I I ~ I ; ? ~-I )~ I ,....... L v I J .... 'b I -!? .---J~ "' I -~ I : \ 0 _, I .~o~ONTROL 0 I L .., '"STRUCTURE I I 0 I I _, <Q I ., I I j.o" I I .... I b '---f I I ~ I IUl.........JI"'it_ . b I I \ _, I I .., ROLLWAY !!2 I I ~ I t- ? I ~ I I I I I ~ I I ""'-' c I I ~ t I .l ~J HZ v v SECTION A-A l A ?" <c- r- "" v 0 ~~ v ~ f-r- D :; ~ f-f- 1/ 1\ r-r- 1/ 1\ f-lf-v 1\ f-t-v 1\ :!11!11 1/ 1\ f-t- V'!\ CONTROLr r ~TRUCTUREV ~ ROLLWAY r, r ~~NCLOSED 111~ STAIRWAYr~~~ ROLLWAY ~i l o CJ . l ROLLWAY. f-f- ii ~ .IL ~ EL. 1466 I I 11 I ; I I ll_ YJ . l l====::j:::::==~~!====::t::=:=J I il===:t:===Ji I I riD1 :3d-o" ~~~~.,~~ 1 >0'o· ~ 1 30·4 rr1 ~~~J 1: ~~r. ·1·::,1 i,. ·'~ :1 : : I " GAirE ·:: I I 11 GA E ''I I I I GA TE ~~ I if ;I II I I I ,I II Ill: I ij II I I I ~ ' II !I II II I I CREST : I I~ I I I il1 I 'i! 1 1 1 I :1 : . : .=!EL,_.!:!:I4~04~-----lHii lt~~==~l l Jl I I L 1-_:__ __ j I I i ' ,__'l---+----\1 111 'I ~~--+------\\ 1L \I ~~--t---------'1,1 111-·--t---""'\1 1.1-----+------'1 "', }1-----+-----\\~ '---+---~ EL. 1375 ' I f _r---~---------1---------l---.-j11lelt-.----t I EL.I355 ---------------------------------------' MAXIMUM lNG LEVEL NORMAL OPERAT ELI455 ""!!"' STORAGE VAULT 46'-o" 92'-o" ELEVATION B-B •I EL 1466 STOP LOG STORAGE SCALE 0~~~16iiiiiiiiiiiiiiiiiiii3i2 FEET I 1.4 5'1]"""11"'7]1 j U!. 111\'allle' ~ -Jll~ll'qi] II POt@ 1~----A L_A_S_K_A _P_OW--=E--=-R~A----:-U-:-:TH-:-0-=-::R-=-IT_Y--t HUUlO SUSITNA HYDROELECTRIC PROJECT SECTION C-C DEVIL CANYON MAIN SPILLWAY CONTROL STRUCTURE MARCH 1982 ACRES AMERICAN INCORPORATED PLATE . 57 ---~ ' '~ ..... ~/ORIGINAL ""' GROUND ~' t ~-' LOCAL SHAPING ---~~ OF EXCAVATION WHERE POSSIBLE (TYP.l SECTION /JrA SCALE • A '<:--\-,w;,T-fVnli\-/ --~/ BOX DRAINS ' I ..<. ', \ I 1 1 _,-' "-DRAINAGE HOLES ',,~.,,.,,. . ~-----. ALLERY (IO'XIO') S.ECTION C-C I \11.4 n 3 -0" DETAIL I SCALE•B l'--I-\ -~-~-I -V -~~1' - A'"" A\ A A /A ). A A 'b ' \ . I / ROCI( ~ ', \ I I ;'\_ -ANCHORS '~.K.......... '\.__DRAINAGE _HOLES ~GALLERY SECTION B-8 SCALE• A DETAIL 2 SCALE•B (IO'XIO'J ----< ~~ _ f _!~CK ANCHORS ----< 3'-d' 0 8 16 FEET SCALE B~~~l:iiiiiiiiiiiiiiii~ 0·~~~2~0~iiiiiiiiiiii4~0 FEET SCALE A L IIPD(@ I ALASKA POWER AUTHORITY ftUU 0 t---S-U-S-IT_N_A_H_Y_DR_OE_L_E_C_TR_I_C_P_R_OJ_E_C_T---4 DEVIL CANYON MAIN SPILLWAY CHUTE SECTIONS MARCH 1982 ACRES AM_ERICAN INCORPORATED PLATE 58 1600 1500 1400 ~ 1300 w ... ~ z 1200 0 ~ c( > w ..J Ill 1100 1000 PROFILE TOP OF ROCK NORTH SIDE 1400~ ... .__.. NOTE' FOR SECTIONS SEE PLATE 60 SCALE I IPD(Q I ALASKA POWER AUTHORITY HUn d '-----s-u_s_,T_N_A_H-:-v~o-=-Ro=-=E=-L-=E=CT:::R=,c::-::P::::-Ro~J-::E::c::;T--. DEVIL CANYON EMERGENCY SPILLWAY GENERAL ARRANGEMENT PLATE MARCH 1982 59 1650 1600 1!550 1-1500 1&.1 1&.1 11. ~ z 1450 0 ~ > 1&.1 ..J 1400 1&.1 1350 1470 1460 14!50 1440 1-1430 1&.1 1&.1 11. ~ z 1420 0 ~ > 1&.1 ..J 1410 1&.1 1400 ORIGINAL GROUND SURFACE 220' lOP OF ROCK SECTION A-A (PLATE59) SCALE A !..O" RIP RAP 6"FINE FILTER FINE FILTER SECTION THROUGH FUSE PLUG SCALE B ORIGINAL\ GROUND SURFACE ...a..---- TYPICAL SECTION C-C <PLATE 59) SCALE A ELEVATION VARIES TYPICAL SECTION B-B (PLATE 59) SCALE A 0 10 20 FEET SCALE B ~~~~-~ 0 50 100 FEET SCALE A ~~~--jlij IIPO[P I ALASKA POWER AUTHORITY HUOW l---s-u_s_rT_N_A--:-H--:-Y-:-::o-=-R-=-oE=L---=E=c=TR=r-=-c--=p=R-:::o--:-:JE=c=T:--------1 DEVIL CANYON EMERGENCY SPILLWAY SECTIONS -~--MARCH 1982 AC"tES AME"tiCAN INCORPORATED PLATE 60 0 0 0 1900 1800 1700 1600 1500 1-1400 .... .... II. !!!: z 1300 Q !;t > LIJ ..J LIJ 1200 1100 1000 900 800 700 0 0 ~ NORMAL MAXIMUM OPERATING LEVEL EL.I455 ------"l J..- ... ELI375 ... EL 1355 IEL 1466 POWER I---'-INTAKE 0 0 0 ~20'1D. ~CONC. ORIGINAL GROUND SURFACE ..,..- CABLE;~ SHAFT ' PLAN SCiLEA '~i/-!! I ,j I I rAccEss sHAFT II I I' ( PROJECTED) II I i II I ll l i II ----------...... .... ~ ! : v-AIR VENT SHAFT i 0 0 0 (\j (jj LIJ ~------------------------------~~~~,G_R_ou_T_G_A~L_L_E_RY~7TRANSFORMER·~I~------------+ll~l------------------------------------------------~--------~ ~914 I GALLERY ! I I POWERHOUSE I I ~ .rSURGE CHAMBER CONSTRUCTION ADIT1 1 1 jl )" OS ~----------------------------------~ ~--~~------EL896 ~~~~------~--~,·~EL=9===-------------------------------------------------t----------l 1 ~ LI5'1.D-. - EL 820 ( "-""· ·r"'~· 250' CONCRETE PLUG j ---::S:,;:TE;:=E=:L--cL:-:I"""NE=:Do-t--t EL 858 ~ '" r EL 817 a PROFILE SCALE B CONCRETE LINED TAl LRACE TUNNEL/ #o.IJI<~JC , 0 0 0 g 0 2 "' LIJ 0 100 200 FEET SCALE B 0 200 400 FEET SCALE A II PO(@ I.___A L __ A __ S __ K __ A __ P=OW=E:-=-R=A:::::-U-=:T H=-=-O==R=-IT __ Y-; HUH 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON POWER FACILITIES GENERAL ARRA·NGEMENT -~~------ACRES AMERICAN INCORPORATED PLATE MARCH 1982 61 ACCESS PORTAL / PERMANENT _ ACCESS TUNNEL PENSTOCK CONSTRUCTION ADIT SECTION A-A SCALE B DRAINAGE GULLEY 0 ' 1\1 1\1 PLAN ScALEi SECTION B-B SCALE B SECTION C-C SCALE B PERMANENT ACCESS TUNNEL POWERHOUSE PENSTOCK CONSTRUCTION AD IT SECTION D-0 SCALE B GROUTING GALLERY TRANSFORMER GALLERY DRAINAGE GULLEY POWERHOUSE PERMANENT ACCESS TUNNEL ISOMETRIC SCALE A CONTROL CABLE AREA 20'DIA. \ \_ COUNTERWEIGHT ELEVATOR DETAIL I SCALE B SURGE CHAMBER VENT -PENSTOCK CONSTRUCTION ADIT SURGE CHAMBER ACCESS TUNNEL PERMANENT ACCESS TUNNEL 0 8 16 FEET SCALE B ~~~~-~ 0 SCALE A 100 200 FEET IIPDf~ !~---A L_A_s_K_A _P_o w_E_R_A_u_T _H o_R_I T_Y~ IIUU 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON POWER FACILITIES ACCESS MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 62 958 942 926 910 894 878 862 ..... 1.&.1 1.&.1 IL 846 ~ z 0 i= ~ 830 1.&.1 ...J I&J 814 ' 798 782 766 750 ; ROCK SUPPORT !G '-'-~ AS REQUIRED ( TYP.) /\. ~ rCABLE SHAFT SURGE CHAMBER~ CRANE '\ ROCK SUPPORT ~~ / AS REQUIRED (TYPICAL) I I GROUTING;~ TRANSFORMER!v\ \..~ ~ GALLERY -~ ';>. n GALLERY ROCK SUPPOR~ r---------------------~ .. ~~~~~--------------lf~----------~~~-------------------------------------------tiy~~~~r-E_D~~ ~~~~------------------------------------~~==~~~~T~G=~~~~~i~~~~y--~~~~~~------------------------+---------~ I~~ iT GATE--"' I ~~~ ' ~ . _,f<"!IF-~~' Jo~ 6r=::J o 6 ~ ~ PENSTOCk BUS GALLERY ~ b SURGE CHAMBER---+!++--; r-~--/-/~-'~\_---------------------------------------------------~~~ ~~~~==~~~~~~~~-lf~-~·~·~~~~ID~r-~~=====-========~~--~~E·==~P~ow:E~R:H~ou:s~E------------------------=:utt--------------------i'~'-------- \(/ \ /TRANSITION II nnn ~ DRAFT TUBE------ ' ·'(' LENGTH 11 rf ], n ~ ILfT( GATE GUIDE '\ \ "'-II ACCESS~ TUNNEL ./\ PENSTOCK ~=~~~~~a CONSTRUCTIO~ ADIT -1, I p ~----~ ;::::: p p PENSTOCK~ S_ ..----...l:fl--1--- 1.--------rl r--- .----..l...t-- c c TRANSFORMER GALLERY l ~r ~===::::==~ 'ACCESS SHAFT PLAN SCALE A ACCESS TUNNELS SURGE CHAMBER ~ "'~AILRACE .qTUNNEL ..... 1.&.1 1.&.1 IL ~ 878 862 846 830 814 798 / SECTION A-A SCALE B '"' DRAH TUBE\ ' .. , A-TRANSITION , CONSTRUCTION ADIT ~ . (:STEEL LINER .•• ~til'= rCONC. PLUG TO BE CONSTRUCT AFTER COMPLETION OF SECTION B-8 SCALE B NORMAL T.W.L. EL. 855 ... 0 16 32 FEET SCALE B ~~~~-~· O~~~IO~Oiiiiiliiiiiiiiiii~200 FEET SCALE A c IIPD(~ Ir--A L __ A __ s __ K __ A __ P __ ow __ E __ R __ A __ u __ T H __ o __ R_I T_Y---1 HbR 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON POWERHOUSE PLAN 8 SECTIONS ~~e---1--------------ACRES AMERICAN INCORPORATED !PLATE MARCH 1982 63 .. 8 NORMAL MAX. OPERATING . LEVEL EL. 1455 ¥ MINIMUM RESERVOIR W. EL.140!S ....--- .. 8 FLOW .... 0 -I 0 co A t FLOW ..... INTAKE GANTRY CRANE GATE SECTtON A-A INTAKE GATE GUIDES :9 I<) I<) PLAN AT CENTERLINE EL1466 t----+-It_ INTAKE 60'-0" b ~ b _, 0 t\1 ~ t\1 b _, co .., 3> t\1 A b j-_, 0 t\1 :9 N AIR VENT AIR VENT t_INTAKE tt_INTAKE 60'-o" 6d-o· ELEVATION 8-8 0~~~1~6iiiiiiiiiiiiiiii~)2 FEET SCALE c • IIPD(~ I....__AL_A_s_K_A _P_ow_E_R_A_u_T_Ho_R_IT_Y---j HUH d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON POWER INTAKE SECTIONS MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 64 1---'2=:9~'--~0_" -+--------------4_,__,U:.:::N_,_,IT'-!S~AT SO'-0" s ISO' -0" 110'-0" N.T.S. 10'-o" UNIT I PLAN AT EL 802 .0 (DRAINAGE AND DEWATERING LEVEL) .... H H LEGEND El E2 E3 E4 E5 E6 E7 EB E9 EIO Ell E 12 E 13 E 14 E 15 NOT USED 15 KV ISOLATED PHASE BUS GENERATOR TERMINAL CUBICAL GENERATOR NEUTRAL CUBICAL UNIT AUXILIARY SWITCHBOARD RELAY BOARD TURBINE-GENERATOR CONTROL BOARD EXCITATION BOARD EXCITATION TRANSFORMER MAIN AUXILIARY SWITCHGEAR AUXILIARY SERVICE TRANSFORMER ( 517.5 MVA)-PLATE 66 AUXILIARY SERVICE TRANSFORMER ( 2 MVA)-PLATE 66 GENERAL AUXILIARY SWITCHBOARD ESSENTIAL SERVICES SWITCHBOARD COMPENSATION PUMP SWITCHGEAR t UN/T3 I PLAN AT EL. 817.0 (DISTRIBUTOR LEVEL) POWERHOUSE PLAN 4 UNITSAT 60 '-0"•IB0'-0" H H H (POWERHOUSE PLAN) POWERHOUSE PLAN AT EL. B58.0 H t UNIT 3 I H H 110'-0" UNIT 4 PLAN AT EL. 839.0 (GENERATOR FLOOR) UNIT 4 ON ~ H H 0 0 MACHINE SHOP AREA 110'-o" ~I>MENT HATCHES SERVICE BAY H 0 . 0 -.,. .... (PUMP ROOM AT DISTRIBUTOR LEVEL PLAN A fE"C"'8i'7. 0 . 0 -~ _, ..,. ~ .... IIPD(O 1~----A L_A_s_K A_Po_w_E_R_.A_u_T H_o_R_IT_Y----i Hun o susiTNA HYDROELECTRIC PROJECT DEVIL CANYON POWERHOUSE PLANS -~~--MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 65 \:/l ire-/ L_ EL.909 EL.891 EL.839 EL.828 EL.B17 r POWERHOUSE ACCESS ELEVATOR -+-+--PIPING AND VENTILATION GALLERY DRAINAGE AND ---+-+-• DEWATERING EL.794 . GALLERY SECTION ·A-A (SECTION THRU CENTERLINE OF UNIT) .t==\111/-==o\ I UNIT I q_ I UNIT 2· t I UNIT 3 t I UNIT 4 t EL.909 EL.891 r-l~=l===i"i"l~ I I I r-r- ~~------=/=-==~==~d~~~~j~J~FJ~~======/~-~-,~====r=====~/7-~-====~============================~r El.909 AUXILIARY SERVICE TRANSFORMER (5/7.5 MVA) EL.891 EL794 E!.J88 lm LONGITUDINAL SECTION (THRU CENTERLINE OF UNITS) I I UN TS S E C T I 0 N 8 -8 (SECTION THRU BUS GALLERY l S E C T I 0 N C-C (SECTION THRU SERVICE BAY l EL.8!58 EL.839 EL.817 EL.794 SCALE 0~~~16~-~32 FEET IIPO!O lt--A_L--=-=A-=-:-SK~A~P::-:-::-O~W_ER_A_U_T_HO_R_IT_Y-l Hbmo susiTNA HYDROELECTRic PROJECT DEVIL CANYON POWERHOUSE SECTIONS MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 66 0 _, 0 or .------~---3-0-~0_"--~--------~~8~2~'-0~"~·~~--------~~~15-~0_'_' ~~·------------82_'-_0_"------------~~§W~~~~~~-;-2_'-_0_"--~------~~~~15_C':_~_·:Jl: ____________ 82_'_-0_"------------~~~2~5'~-01"~l_~--33_~_o_· ___ .li ______ ~~L_j_.A_C_C~ESS TUNNEL /j I / o~======~F=======~r========TF=======~F========nF========nJ/FIRE~~AL=L======~~======~r=======~ ~ ~ ~ ~ ~ ~ ~ ~ ~=~~~_J~' ~~~~~~l~J l§i01l9P-L~. ~eniD loJt:P~~ 1\o}D lo~ ~[10 lo]bJ~ .F=~m ~m~~~~L ~J~~~~u~l~·~J-~~}=~1-r---~Q~O~;,~~-t .. r--L.., CABLE SHAFT__/ \._CABLE SHAFT L V_( PEDESTRIAN ACCESS TUNNEL- -4-'- SECTION A-A SCALE A 43'-o" SECTION A-A SCALE B NO, I NO. 2 SPARE CABLE SHAFT ISOLATED PHASE BUS I ~ 60'-o" LW 1 14·-o· 1 SECTION C-C SCALE B PLAN SCALE A I ~ 1 .. 8 SECTION D-D . SCALE C f.--" BUS GALLERY INSPECTION HOIST 345 KV CABLES TRANSFORMER OIL TANKS 0 4 SFEET SCALI:: C ~~~iiiiiiii-iiiiiii 0 8 16FEET SCALE B ~~~iiiiiiiiiiiiiiiiil' 0 16 32 FEET SCALE AC:: I IIPDfO It---A L __ A----:-S __ K A_Po __ w __ E R_Au __ r __ H o __ R __ IT __ Y__. nun o susiTNA HYDROELECTRic PROJECT DEVIL CANYON TRANSFORMER GALLERY PLAN AND SECTIONS MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 67 1900 I BOO 1700 1600 1500 1- l:jl400 II.. ~ 1300 1200 1100 1000 900 800 700 -~ORIGINAL GROUND . SURFACE ------------------- SURGE CHAMBER "' ~J /TAILRACE TUNNEL .. A """"='="'" F--, 0-t-00 SECTION A-A CONCRETE LINED TAILRACE TUNNEL SCALE C .. A 5+00 NOTE : ROCK BOLTING AS REQUIRED FLOW - PROFILE SCALE A r----. -----~ORIGINAL GROUND SURFACE ---...... 60+00 STATIONING IN FEET 60'-o" ., ~ ~'""' "' .. ~ ~IJ'1311''i:: 65+00 3oo'-o• '~ ~ -ueJ~ l ~I .... ill: ~~ "'-sURGE CHAMBER ~ TAILRACE TUNNEL .. c SECTION B-B SCALE B SURGE CHAMBER CRANE GATE DRAFT TUBE GATE GUIDE -----1+1 DRAFT TUBE /TAILRACE PORTAL - 2'-o"ll ~'-dll 2~o· COMPENSATION PUMP INLET TRASH RACK . 0 ' -., ,.. NORMAL T. W. L EL 855 SECTION C-C SCALE B 0 8 16 FEET SCALE c 0 16 32 FEET SCALE B 0 100 200 FEET SCALE A TAILRACE TUNNEL l B II PDf~ Ir--A L_A_s_K-,--A _P_ow_E_R_A_u-=-T-=-HO:-=--::R-=-1 T_Y--t Hun d susiTNA HYDROELECTRic PROJECT DEVIL CANYON SURGE CHAMBER AND TAILRACE ·SECTIONS PLATE .MARCH 1982 68 ACRES AMERICAN INCORPORATED 1-.., .., u.. !:: z 0 i= ct > .., ...l .., I 0' 0 0 oi'l O• :!:I \ ~ \ % \ ~ \ ~ \ \ \ \ \ B.., EL.885 \ \\ \ 0 '0 <" 0 00 \ \ PLAN SCALE A \ '\, \ \ \. \ \ \ \ ; -----+--------------------4(~N~3~223,000 ... "· ~ .•. .9'b I \ ~!l ~I \ 1120 ~' ~------~,-.~----------------------------·--------------------------------------~ IOSO ·-----· ·~.yOR_IGINAL GRQUNO _sURFACE__ •. , ASSUMED ROCK SURFACE 1040 1000 960 9~0 880 840 q co 800 .., SECTION A-A SCALE B 1160 1120 lOBO 1040 1-.., .., u.. 1000 !:: z 0 j::: 960 ct > .., .J .., 920 880 ~40 800 760 -~~" -~- SECTION B-B SCALE B 0 40 80 FEET SCALE B ~~~~iiiiiiii:i SCALE A 0~~~5~0iiiiiiiiiiiiiiiiiii~OO FEET ~APD£~ It---A L_A_s_K_A _P_ow_E_R_A_u_T _Ho __ R __ IT_Y--; UD£0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON TAILRACE PORTAL PLAN AND SECTIONS MARCH 1982 PLATE 69 SWITCHYARO 7G D.C. FIELD FLASHING --- SWITCHYARO SWITCHYARD TRANSFORMER 3K 70 MVA,I5/345KV.Q1 .! 5 %,FOW,55°C EXCITATION TRANSFORMER 2500KVA P.T.I5KV ll20·120V t-@@@@ P.T. 15KV 1120·120V L__ METERING AND c.:---SYNCHRONIZING 1801207MVA,0.9P. F. 15KV,30,60HZ 60/80°C, 225 RPM ss t) J. cw-l I "BLACK START" I BUS -----1~--t-- _...._ ~ -4 480\1 MAIN AUXILIARY SWITCHGEAR SWITCHYARO STATION SERVICE TRANSFORMER N0.2 : 2000 KVA,I5000/480V . j ~'--.'I' w--'W ;;..--" ~...s::!S£__vq_~ 6 l EXCITATION TRANSFORMER ~t-::=:=~~ NOTE SPARE STATION SERVICE TRANSFORMER NO. 3 zooo ·:Ic••ov G"'E"N'ERATOR G2, G3, G4, EQUIPPED EXACTLY AS GENERATOR G I SWITCHY.ARD ic SWITCHYARO jaPDfPit----A L_A_s_K A_P_o_w_E R_Au_r_H o_R_tr_v---t ftb0 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON POWERHOUSE SINGLE LINE DIAGRAM PLATE MARCH 1982 70 ® 8 METERING ,_ e- @ F ' I ~ L I WATANA r- '-- 8 Bl 345 KV BUS Bl I I--e ~ METERING e ~ @""~ L-.1~ ~I HI METERING 'I .--- 1-f-- '-I-- I 345KV BUS 87 82 LL ~ i~ •lt-H-~~ 8-I~ F ziP 8 ~I 82 ~~· L2 WATANA ~ ~ t:S ~.-8 1\ r, .~B qrf~ R ~----~ ._~ ,\ 1 r-- I WILLOW LW3 METERtNG @ 21P METERING 218 ® lr5'0' I'T I~:V I '-- -· ·' 'I p ..I3 ..Jp ~ ~ ~ ~!HI• . ~TeL ,, 1' rr 87 GT 87 i t-345 KV CABLE I l POWERHOUSE UNIT I l ..-- ~ ~ WILLOW LW2 ·~ ~1 ~~ J I T I ~ J- ~~f---ll' r ~ ~ ,,~r-1-;H f --3 I ~~--{ 1 B B s l-~ 0 'I R ~. B 8 1\ 'J ··~ l t-"345KV CABLE I I + POWER HOUSE UNIT 2 WILLOW LWI J ~ f---l3t-LH• ~ c1 ·Hl~ +-345KV CABLE I I ~ POWERHOUSE UNIT 3 I s ~ [_~ ~ 'J s B a B B s 1\ j r-- l ESTER LF2 I a a ~-J JJ~ ~rn~ (--j~f--11• 3 •if--) t-l--11-) ,--- ·-·---·-- ~1 .t--345 K V CABLE I I I ~ POWERHOUSE UN IT 4 I '; B B 3 ~ B ~ B B 1\ 1/ p p B lJ I L1 3 H ESTER LF I IIPD[Q Ir--A L--::-A--::-S~K_A _Po_w_E_R_A_u_TH_o_R_IT_Y·~· RUD[O SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON SWITCHYARD SINGLE LINE DIAGRAM MARCH 1982 ACRES AMERICAN INCORPORATED PLATE 71 ~ I § §. ~ § §. §. §. g Gl Ul .; N 0 CD CD CD CD <D CD <D 0 Ul LLI LLI LLI LLI LLI LLI LLI N 3.216.000 N 3,220,000 N 3,228,000 a §. g § :s v N § ~ 0 CD CD LLI LLI LLI LLI SCALE 0~~~4-~8 MILES LEGEND I ~PDIP lit---A --:L A:-:-:-::S-:-=K-:-:-A _P_OW_E_R_A_U_T H_O_R_I T_Y----1 bH[d SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON GENERAL LAYOUT SITE FACILITIES MARCH 1982 -----------ACRES AMERICAN INCORF'ORATED PLATE 72 1800 t150 ------ 1700 1600 1500 0"!~~2.~0~0~~4~00 FEET SCALE c: LEGEND 0 STAFF AND FOREMAN HOUSING 0 DORMITORIES 0 MANAGER'S GUEST HOUSE G) OWNER'S GUEST HOUSE 0 CONTRACTOR'S GUEST HOUSE ®CAMP MANAGER'S OFFICES 0 SECURITY ® FIRE AND OIL SPILL 0 HOSPITAL @ HELl PAD (MEDICAL EMERGENCY) @ COMMUNICATIONS CENTER @ KITCHEN AND DINING ~ STAFF CLUBHOUSE @ RECREATION HALL ~BANK @ LAUNDRIES 0 SOILS LAB @ FOOD SERVICE WAREHOUSE @ WAREHOUSE @ MAINTENANCE GARAGE @ PUMP HOUSE ~ GENERATING STATION @ BUS STATION @ PARKING AND LAYOOWN AREAS @ 10' PERMAWALK ~ 16' PERMAWALK @ GYMNASIUM @ SWIMMING POOL @ HOCKEY RINK @ BASEBALL FIELD ® SOFTBALL FIELD @ FOOTBALL FIELD ® FUEL STORAGE (50,000 GAL) (§ STORE @ UTILIDOR @ WATER TREATMENT PLANT ® WATER RESERVOIR IIPD(O 1~--------A L_A_s K __ A_P_o __ w __ ER_-=-A_u_T_H o_--=--R_IT_v -t ftb0 0 SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON CONSTRUCTION CAMP PLAN MARCH 1982 PLATE 73 ------------- ~------------------------~ - ------ ------------- -------------~---- 0 8 g 0 tS --~-----------------------~-------- -------------------- 0 200 400 FEET SCALE ~~- -1500 ----~----- LEGEND lt=sl TEWPORARY HOUSING I UTILITIES FURNISHED BY OWNER. ~ PARKING AREAS VILLAGE HOUSING-320 UNITS FAMILY HOUSING -2 B-R.-16 UNITS !24'x5o') FAWILY HOUSING -3 B.R.-16 UNITS (24' x50') FAMILY HOUSING -4 B.R.-16 UNITS (28'x 5o') FAMILY HOUSING-3 B.R.-72 UNITS (14'x6d) FAMILY HOUSING-3 B.R.-200 UNITS (14'x60') 06 SCHOOL-30' x 35' ( 12 UNITS ) 07) GYM -100' x 1001 Jo8J SWIWWING POOL-100' x IOd 109) RECREATION CENTER Bd x 100 ~ STORE-100' x 160' ~ FIRE STATION-30' x 40' ~) GENERATING STATION -20' x30' (2 UNITS) @ UTILIDOR ~SEWER PUMPING STATION-50'x 60' IPDl~ 11----A_LA_S_KA_PO--------'W~E_R __ AU_T_H_OR_IT_Y------1 HURlO SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON TEMPORARY VILLAGE MARCH 1982 ~ ~------------- ACRES AMERICAN INCORPORATED PLATE 74 DESCRlPTION 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 ~O_I~------------------~----------------+----------------~lf~~RR~C.~L~~~·NS~~L-----~-------~------~-----------------+-----------------~--·----------------r---------------------------~------~-----------------r----------------+---------~------+O-I~ t02~~PI~ON~E£~R~RO~A~D~-----L----~~~~~~~~~~~~~~~------------J---------t------------l----------l---------l---------L------·---l---·----·-·--------·------------t----------l-02----l ~ 00 1---+-------------f----------------------------+------·· ________ ,_____-----------------·-~ -· ·-----·-----------·----~---·----~ ----··----------------~-------t------------j------------t----------+--l I 104~~N~A~I~N~~~:Ess~----------~--------------~----------------~~~~~~~~~~~~~~~~~~!~~·~·~·~~~~~~~~~~~~~~~~~~~~~H~·~·~~~H'-~---~------------·----04 ~ ------------+----------~--------------------------t----------t-----------~~ 015 I I 0!5 l---+-----------r---------r----------t-------~----t-----------~-----------·----~--------------·+----------t--------------r----------~---------1----------~-------------+~ 06 SITE FAClUTIES ... IIIII .. WII ...... IAIII.....,I~~I.l~lll ...... lllllllii"I.._.IIII...,AIIi i 06 ---------------+---------------.,--------------r-------------+----------------+ ----·-·. -···-·-. -· --··---· r:.~7~a~V~ER~S~I~ON~T~U~N~N~E~LS~=====t======~==~~===t=================t~==~I~III~II~IH~IHR~m~H~I~Hm~l~ ~·~.~~~-~-~ .. ~~~~O~~,f~-~~~;;N0~--1~Jwt=~~==~---1----~·~-========~~~-===~~~~~i~~~~~O;Nl;f~~~OL.T~UN~···~N·E~L~·-~;.~;;I~~~~~~---~--------~l~L~-O~W-E_R_T-UN-rW--L-PL.u_o ______ t----·----------==:===~·=============:08_07_-J-I 1-09--f------------------+----------------+-----------------t'--------------t-------.. f~C,..L'-....,.OS,.._E+---1WI,__ ______ +------------·---+' ----------"',....!_-+-----~-----r---_ _j_'X~---> ! '09 10 COfFERDAMS IIIIHiflllllll 111111111111111 IIIHIIIttT I I 10 -1----· -------+--------. -----; ________ 11----------·+-·---l--------t------------L--------------"---+------------j----------+- 11 1 J.. RIVERIBED J, START GRAVEL START ! ~~~O ~10 ~~O ra...a_1 ao ~10 12 MAIN DAN IIIIIIIUIIIIIIIIII 11111111111111~1111111111111111 flllllllllr.l;lllllltii'ft)i)i~'f\l11111MIIIIIIIIIII~1h))l'h'f\jtl)i))l '-"-"-'-'-'-"-'-'-"-'-'-'-'-'-'-"-'-"-' •'-'-~'-'-'-'-"-"-"-"'-'-'-'-'-'-'-'-'-" :0..'-'-'-'-'-'-'-'-'-' -----------·-+-12--1 II l---+--------------------1---------------l-------------~-----------------+-----------------+------------------+--------------+--------------+-------------------------------t-------------+---------------+--------------}-~ 13 13 ------------~----------------+----------f---------·-----------+-----------------------------·----r------------· -··-i·--------------t-------------------+----------·---· -f-- .. ,,,,,,,,,,_ ~ -~'''''"'''' 14 14 RELICT CHANNEL 1-1-5-+-----------+---------1------------1------------1--------·---c---------------+---------------~--~L------------+----------1----------+- 15 :~IS~:-.. _-_A~IN~~S~P~IL~L~W~A~Y~~~~~~~~~~:~~~~~~~~~~~~~~~~~~:~~~~~~~~~~~~~~~~~::~~=~~~=~=-=---~~----~~~-~----_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_:~---------=--=---=------_-_----_-+_-__ -__ -,-~~-11-III_II_II_II_III_II_II_III_II_II_I : -,-m-:rW:i'lm!m!"_111_11_11_11 _ _J_+-~~~~-,--~-,!!_-"="-1_1 _1_"-1 !_-,-,!-,-!.-"!_-"-.1~--~~~~~~~~~~~~~~~~~r~r~r~r~r~~-UrururuiJtiml-t----------i------------t,6~ 11 1 I 17 :=:=:=~==m=G=E=N=C=Y==S=P=I~==W=~======:=================~----=~~~=---~-----·-----~~~~~~~~~=~~~~------_-_-_--_-_~_-_-__ -__ ----_--_-_--_-~::~:::~:~::~----_-J4!-_=-=======t----------~-?~~~~~~~t:-----~~~-~~~~~~~~~=~r=~~:~:::::~:~:~~--~~~J:~-------------~:-:~ ~ OUTLET ~~LrriES ----------------!-------------~------~~-III-II_II_III_II_II_II_HII-t~-lll_lll_ll_ll_lll_ll_ll_lll_ll_ll_ll_lll_~i~~~---------~~.~~~ll--.-1-.-,-.-,-.-,-.-.-.-,-.-~---+-------------~----------------t------~------~~~~ t--2-·~----~----~----------~---------------------------------~--~~~~~~--------t~--~-----~-----·--+---------~--~~-t------------·-----+--~~~~~--~--+l ___________________ ~----~------~~-r--~--~~~------~----·~--~~~~-l-~-------~~~---+12_1~ 22 POWER INTAKE .............. -'!'"!'!11111•1• •••••••••••1•11 22 l---+~----~------~-----1-------------------~~~~~~~~~~-----------------,-------------------tr-~----------------r-----------------------------+---------------------+------~------------~ 23 23 ~2-4-r-PE_N_ST~O-C_K_S ____________ -r----~------~~--f--~~~~--------~--------·------------t------~~~~----·t-----------------t-----fi-111-II-11-II-IIH-I-11-II-III-II-11-III-II+-11·11-I-NII-t-11-II-III-11-II-II--III-1-IIMitltHHIH------------------~t----~~-----------t·------------------t-----2-4~ 1---r----------~--~-----r--~~--~~~----f-------------~----r-----------~~~-r~~~~~~~----l-----------------~+-~,~--~~--~----t------------------c-------------------r------------------r-----------------+--·---~--------··· -~:-r-POW---ER_H_O_U_S_E _________ ~I--------_~_-_-_-_-_-_-__ -_I-_-__ -_--_-_-_--__ -_-_-_--t_~_-_--__ ---__ --.. _-_--__ -_-___ --___ --_-[f-_~---_--_-__ -_--_----~-t----.-_--_-_-_·-.·_-_-_·_-__ -_--_-_--~:~-III':,.-, .. -,-III-,IJ-111-"IIV:""'AI:""ui~.._LI~~L~-II-II_-0t-~-II--III-........_-::·==•,.. __ .~8_~·T:AI:':E_=-_•_•_-______ ~~~~~-~~-~~---~~-Iilf~-·-·~····-·-----~:;;;:T:•Q_::E:-=-~-f~~~~~~~~~~~~~~~~~~i~~~-------·-_-_·-_-_·_·-~~-·~:~=-~~=~~~~~~~--~-=~=~~:~=: ~2r--r---------------------~~------~----~---f-~~-------------t--~~~~--~~--,l-------~--~----~-----' ---:~~~~~~~~~~==::,_ ................ -r~-----------~·---t---------~T~R~A~N~S~FO~R~M~II~~~~·~-------~----~-t-~--------~~---~--27~ 28 TRANSFORMER GALLERY 1 CABLE SHAFTS : 1 lllll~~.~h~r.r.:~tt~~~.r.~~~~~~"" 1 ••••• , ••• ~ 1 28 29 I --I I --------------------'X' I t~------;; ~~-t-T-A_I_L_~_C_E_/_S_U_R_G_E_~-A-M-~-A-r:------------+---------------+---~~-------~-----------+--------·-~~~~~oo~oo~oo ~-----------~~--------~--~ t-3_1~----------l-------------~--------------~------------------_______ _J (_ * -----131 ---T----------~----r-~----------------------------~~--t~-----------------.. ,, +-- 32 TURBINE /GENERATORS •1•1•1•1•1•t•t•1•1 •••••••1•1•1•t•i••• •••l•l•t•t•,t•l•l•l•.;;;;l-;_~--------/32 t-33-t------------·----------------+--------------~ ---------------1--------------t---------------+--------------·-+--------------_ -__ --1-1---_ -_ -_ -_ -_ -_ -_,P:H:C:!R:A.:INI!=S=·:'=-------------+ . . . . . * I ---1~----LI _____ -__ l~: l-34--,f-M_E_C_H_._I_E_L_ECT __ ._S'f_ST_E_M_s ___ -t-------~-----+-----------------r--------------!-------------------t-----------~~-------~----------+---~--------------+--------··--·-·-··~~f------_..~~~~· ~·l'!'!'_~,·~t~·~f-~~~~-·· ___ ••_1._1•_•_•_-_1 __ •_•+~-'-•_r~-'--·---------+1 _34~ 1- 35--t--------------.L------------+·-------·---------·-1---------------lf--------·--·-------+------------··+· FILL FOUNDATIONS ITBUCT.EI/EOUIPMENT I I . . . I I 35 36 SWITCHYAAD I CONTROL BLDG. lllllllllltllllllllllllllll!llllt'-'''-'-'-'-'-'-'-" "!'!" ••••••••••••1 1 I 136 -------t-------------------~------------------t-------------------t------------------+-~~--t-------------~---------~----------+----~~nH~TuR~~~~~4~~~"------~-----------~--~--------~L---~~~~1~--N~~~~G ~~--------~---t'---------+3_74 l38·~lT~R~A~N~S~M~IS=~~ON~~U~N~E=S~-----L----------------Jr-----------------J-----~~~~~~~~~~~~~~~~~~~~~!_------~-----------------t---~-~-·-~·~-·~-·-~·~--!:-'":'":'":'r'":':ll:ll:tll~~~~~~--~-~-~trrrerrrr•••n 11•1•1•1•t•1~ . 2a 1-W"II.....,.IIIAWIIIIIIIIIIIIA~I'IIIIA!II ·------''"" -••••••••• 1 ...., t-~-9-+-IM __ POU __ N_DM_E_N_T _______ -+-----------------+------------+-----·-------------+--------------f---------------~-------------------+----------------t· ----------------t'-..-£4:----~~J"'-' OO : : 41 ------------t--------·-------'------------------!----------------------------+-------------------i'----------,--l ---r---... -... ----- -------__________ _ ¥!..= -~1 wa wa 1if4 W5 we oN-LINE 41 -------c--------·------- 42 TEST AND COMNISSION --••••• ,.ll;l.l•l•t•l.:l.lll•t•l•t•tJ 42 ~--~------------------~--------------~------------+-----------------t------------~------------+--------------t-------------r-------------+------------t------ 43 143 t-+--------------1----------------------------f----------------~-+---------------+·---------___ , __ --·----·---------if------------------+---------------t------------+-------------------+·-------------+------------+~ <44 ~-··-·-· -· -------·-'------------· ------------------~---,------------'--------------··------·--·-L_ -----------~----------------~----------~--- LEGEND 11"1 .... ..-. ACCESS/FACILITIES 11111111111111111 EXCAVATION/FOUNDATION TREATMENT "'-'-'-'-'-'-' FILL -CONCRETE •1•1•1• MECHANICAL/ELECTRICAL ........ IMPOUNDMENT 144 ------·---------'-------------~-.L..--f IIPO[P I ALASKA POWER AUTHORITY HUHlO r----S-US_I_TN-A--HY_OO __ O_E_LE_C_T_RI-C-~--0-JE_C_T __ ~ WATANA CONSTRUCTION SCHEDULE /;://f' tt::~~ ,__ ____________ _ ACRES AMERICAN INCORPORATED MARCH 1982 PLATE 75 DESCRIPTlON 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 01 01 ··-··-· -----1------·-· 02 MAIN ACCESS C:O..UTD~y 02 ----t·-----1----·-----·- 03 (2 ·----··--+--· ---------·· 04 SITE FACILITIES _..,..,.... ........ _......_... jr ........................... 04 ·-~ --~· ·---· 0~ I PLUG ~ ·-+ ·--····-··· ·--· 06 DIVERSION TUNNELS IIIIIIIIIIIHIIIIItlm '"""' I i ... I 06 07 WcLOAI!! I i y'x 07 ·'''\~''''' I ---· -----·-···· 08 COFFERDAMS ''''" I 08 -----f.-I ; ----f--------·-· ------ 09 ' a.v••-n 09 -- 10 MAIN DAM mmttnf .. lrl"n llllllllllllllllllllllliiiiiiiiihiiihii I I +-----I !0 •··----·-·--·-··--------·---~~-----· --·-- II I II -------f-- 12 SADDLE DAM Hlllllllltlllllllllllllllllll~--·'''''''''' ,,,,,,,,,, 12 ··------··----· ----t ··-1---------·----------·--------· --· ··---~-~------------··· 13 I 13 ..•.....•.• ,. •••••••••••I ----1-------- 14 OUTLET FACILITIES 14 I~ 15 I 16 MAIN SPILLWAY 111111111111111111111111111111 111 ~11111111111111111111111111111 111111111 ••••••••••••••• 16 17 I FUSI! PLUG 17 ·--·-- 18 EMERGENCY SPILLWAY lllllllllllllllllllllltlfftltl llttllllltlllllltllllllllllllllll _....,,,, 18 19 19 ·---- 20 POWER INTAKE 111111111111111111111111111111 ... n•••• ••••••••••••••• 20 21 -:" 21 22 PENSTOCKS 111111111111111111111 ltlllll 22 2! I 23 ----· -·-1---ACCESS VAU LT ATAGE 1 lf STAOI! 2 24 POWERHOUSE 1111111111111 ... 11111111111111111 "llllllllllllllllllll 24 -·--------------- 25 IJ!l 25 TRANSFORMI RS 2:e TRANSFMMER GALLERY I CABLE SHAFTS IIIIIIIIIIUIIIIIIIIIIIIIIIIIIIIIIIHIIIII ••••••••• 26 ·-- 27 I 27 28 TAILRACE/SURGE CHAMBER 111111111 IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIHIUIIII llllttiiiiiiUIIIItiiiiiHtlllll I 28 21 1lr ,, 29 30 TURBINES I GENERATORS ~·················· ••••••••••••• 1 ..... -·········! 3( 31 ll' * ; 31 -·-1----· PH CRANES 32 MECH./ ELECT. SYSTEMS ...... , ... .......... ................... ...•.•... , 32 33 I EXCAVATION/FLI STRUCTURES/ I I 33 ··-------··-t----· 34 SWITCHYARO I CONTROL BLDG. 1 llllllllllllllll'''''''" .•.•...•.•. ~ I ~ -~---· ·-·-1--I 35 I FOUNDATIONS I 36 ···-!--·-TOWERS/STR~ H TRANSMISSION LINES 1111111 .. 11111111 iiilililiilihii •••••••••••• I 3E ··1---·-------·--· -·------------t---· -----------~- I 37 wlxl I '57' ------------·· ·-!----I 38 I MPOUNOMENT ! ----,.-· ~--.. _. 3E --· -~--------· 39 *1......,w1 "2 .3 "4 ioH-L• 3S 40 TEST 8 COMMISSION 1. •••• •••• r .......... r « ···--- 41 ! 41 42 42 ·-----· ~--· 43 j 43 -~ --~-- 44 4<l LEGEND .................... ACCESS /FACLITES 11111111111111111 EXCAVATION/FOUNDATION TREATMENT ·''''''' FILL CONCIETE ....... , MECHANICAL/ELECTRICAL [ij] ---.. POUNDIIENT ALASKA POWER AUTHORITY SUSITNA HYDROELECTRIC PROJECT DEVIL CANYON CONSTRUCTION SCHEDULE ~-t~-~---PLATE MARCH 1982 76 ACRES AMERICAN INCORPORATED