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HomeMy WebLinkAboutFeature 20 - Dam ExtensionANSI D \ 9 E 0 3000 C �o cl- z o a CR � U � CC Q W 1, w d X wCD •N � LL; w 1= goo w 2B 2 O N � C Q W 0 Q J J w CO J O � m N M DO M M o m co N C C Mj O O� M � = U CD U U .o p d QJ 0 0 �z¢ 2-91 Quo / o ¢ w cl-wU5 wLi<i �ww X X X A N N C"i N O CV M n N O O � 12 LLJ O w J J d = SLUICE GATE I W 2 AND COLLIMNATION HOWELL-BUNGER / SI HTING TARGET (CT1) 1 T.O. PARAPET WALL EL 439.00 VALVE (BELOW SPILLWAY) R F DWG 109-20-081 T.O. DAM EL 428.00 B C SPILLWAY J SLUICE GATE CONTROL CABINET l� NOTES: 1. WP1 AND WP3 AT INTERSECTION OF END OF CURVE AND DAM CENTERLINE. 2. REFERENCE DWG 109-20-081 FOR SURVEY SYSTEM DETAILS. "SPY SURVEY (NOTE 5) \ o APPROXIMATE 3. APPROXIMATE HOWELL BUNGER VALVE DISCHARGE � \ \ PEDESTAL \ \ \ oo TOE OF EXISTING DAM PATTERN AT 70 CFS. T. P EL ±429.00 v \ \ + cP � \ \ 4. ESTIMATED OVERALL RIGHT ABUTMENT FENCE 00 (51 LENGTH OF 35'. CONFIRM LAYOUT WITH RPR. k \, , / T, /co ON DAM PROVIDE CHAIN LINK FENCE WITH k BARBED TAPE ON TOP. do c9 N c P.- / 5. REMOVE AND RE -INSTALL SLUICE GATE VALVE CONTROL CABINET. MODIFY AND RE -INSTALL COVER FOR CONTROL CABINET AT NEW PARAPET WALL LOCATION. SEE REFERENCE PHOTOS. / rr rrr r////rr /rr///rr/r/ /r/r/r// r//rrr/rrr/rrr rrrrrrrrrr/rr// r//r// r//// 6. COMPRESSIBLE MATERIAL. REF DWG 109-20-042. WP1 �� x0 r //r rrrrr rrrr//rr//rrrrrr ////rrrrrrrrrrrr/rrr//rrrrrrr/rrr rrrr (NOTE 1) d' O /rrrrrr \ �:rrrrrrrrrrrrrj/rrrr c� ' �' ' 7. REFERENCE DWG 109-20-005 FOR SITE SURVEY x / // rrr/// �\,...;;;� p / ///////� /////// ///////////////////////// rrrrrr;: 9 0 CONTROL. O / rrr/rrrr y rrrrrr, rrrrrrrr PR4 NOTE 6 , ,rrr n rrrrrr, rrrrrrr rrrrrrrrrr/rrrrrrrrrr /// r; x� h0 8. EXTEND CONTRACTION JOINTS THRU SPILLWAY. s S rrrrrrrrr 2/ r//rr//rr//rr/ / T.O. DAM EL 428.00 — S- \ � \ � rrrrrrr/rrrrrrrrrrrrrrr � M1 �x0 �`S�3 ' "'r"/ �'- (DWG 109-20 002)'� \ rrrrrrrrrrrrrrr//r /r T.O. PARAPET EL 439.00 T.O. ABUTMENT `� rrrrrr �'p O 1PR 2f, �_ rrrrrrrrrrrrrrrr//rrr / rrrrrr VGj. c' 1 130 0 _ //r/r/r/r/r/r//I//�// / l� PARAPET wpLL / r p o \ CO L IM N GHTING EL 439.00 / ,/ ,jr OOP A „ //rrr/r/r/r/r/r/r/�// / rrrr �j � c, PR 1 ^ TARGET (CT2) Q 4047 Q —� rrrrrrrrrrrrrrrrrrr rrrrrr n� S `, 1 rrrr rji� U\ Q 22 \ ° �� rrrrrrrrrrrrrrr// rrrrrr F D 109— 0-081 %9 I l�� OF/ O= �� r/rrr/rrr/rrr/r Jr' rrrrr rr r/// iji PR PILLWAY rrr/rrr/rrr/r rrrrr GUIDE WALL /rrr/rrr/r rrrrr Q F PR2 \ �\ TYP / ///ho L / ( ) V// g0° F uQ S� , NOTE 3 i�G S EL 462 ���' , 00 �� APPROXIMATE ���� EXTENT OF \ p \ rii it RIP -RAP PR3 �QG �O 'b0 (DWG 109-20-076) rr / O � 0 CUT-OFF WALL T.O.C. EL 440.00 PROVIDE CAGED LADDER ` oo l TO EL 462.0 FOR ACCESS / �y�P �, ��5 0 WP3 / / � ,\`\ 5 I REF DWG: 109-90-003 FOR q Q, �,c� / ��.(NOTE 1) DETAIL I I \\�� �' j j Sl P 2 SURVEY PEDESTAL "SP1" (NOTE 2) 8 SECURITY FENCE W/ 3' GATE (NOTE 4) Pp\US vA/r/ rr -rr // SCOUR WALL HEAD BEAM �� �00 /' " ", T/ " "`� \ (REF DWG-109-22-001) PCB\ON /A ago SURVEY PEDESTAL//"SP2" (MOTE 2) / CENTER OF 8' SECURITY FENCE W/ ARCH DAM EXTENSION 3' GATE. (NOTE 4) / / / / / / 1 %� THRUST BLOCK )) I NL•1912920 AND ABOVE � ' ri AD E 2380725.87 ho h o DRAINAGE TUNNEL BELOW h(REF FEATURE 23 DRAWINGS) O h p O N ho � � � l l rrrrrr/iiri/ SAP h PLAN SCALE 1 "=10' �' DESIGN ENGINEER DATE ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND D. CURTIS 03-30-12 LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS DESIGN CHECKED BY DATE ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN DAM EXTENSION 7� J.H. RUTHERFORD 03-30-12 THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DRAWN BY DATE CREATED 0 10 20 FEET D.C. JOHNSTON 03-30-12GENERAL ARRANGEMENT SCALE DRAWING CHECKED BY DATE— 0 HATCHTmHATCH ASSOCIA TES CONSULTANTS, INC. PLAN _ J.H. RUTHERFORD 03 30 12 i "_i 0, DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-30-12 PE SEAL CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE 04-20-12 A ISSUED FOR BID DJ KM JR P.R. RODRIGUE 03-30-12 BLUE LAKE EXPANSION PROJECT DRAWING NUMBER PROJECT No. A\ PROJECT MANAGER DATE 10 9 - 2 0 - 0 01 DATE REV DESCRIPTION OF ISSUES & REVISIONS DCOOR c PRIME PRODD COORD ENGR S.M. HART 03-30-12 H332360 G REVNr COOR ARCHITECTURAL _ CIVIL _ _ELECTRICAL_ _MECHANICAL_ GEOTECHNICAL _ 6 1 5 1 4 1 3 1 2 1 1 SAVED:04-23-2012 2:27pm By john64914 C C 19 A 0 E 0 16 I_1 � � M TIM CV O O O p CV N M O CV p O W o z O w J J �= 430- 420- 410- 390- 370- w W L` 350 z 330 320- 310- 300- 290- 270- 260- 250- 240- NOTE 1 NOTE 1 Ili l�l w T.O. PARAPET WALL STAFF GAGE w z EL. 439.00 NOTE 9 Q SPILLWAY CREST CREST SPILLWAYSPILLWAY aGUIDE WALLTHRUST BLOCK rrrrrrrrrrrrrrrrrrrr I EL. 425.00 rrrrr,T.O. -7 DAM EL. 428.00/ NOTE 7 rr�Jrrrrr rrrrrrrrrrrrrr EL. 424.00 TTr-7 7- 7-r-i-7 7-�i-7 7-Ti .. T Tr7 T T/`i-7 T�i� T�i-7 EL 425.00 rrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrr rrr rrrrr rrrrrrrrrrrr, rrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr rrrrrrrrr rrrrr rrrrrrrrrrrrrrrrrrrrrrr rrr rrrrr rrrrrrrrrrrr� rrrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr rrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr rrrrr rrrrrrrrrrrr.' rrrrrrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr rrrrrrrrr /rrr rrrrrrrrrrrrrrrrrrrrrrrr r rrr rrrrr rrrrrrrrrrrr EL415.00 rrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr rrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr rrrrr /rrrrrrrrrr, rrrrrrrrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr rrrrrrrrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr rrrrr /rrrrrrrrrr /rrrrrrrrrr rrrrrrrrrr,a rrrrrrrrrrr�= rrrrrrrrrrrrrrrrr= rrrrrrrrr rrrrrrrr, rrrrrrrrrrrrrrrrr= r rrr rrrra /rrrrrrrrrr /rrr /rrrrr rrrrrrrrrr, rrrrrrrrrrr� rrrrrrrrrrrrrrrrr rrrrrrrrrrlrrrr rrr, rrrrrrrrrrrrrrrrr r rrr /rrr rrrrrrrrrr EL 403.00 /rrrrr rrrrrrrrrr,�rrrrrrrrrrr � rrrrrrrrrrrrrrrrr rrrrr rrr ,�8�10rrr:�rrrrrrrrrrrrrrrrr,� r rrr rrrrr rrrrrrrrr /rrrrr rrrrrrrrrr,zrrrrrrrrrrr�z (NOTE.8)rrr,�rrrrrrrrrrrrrrrrr r rrr rrrrz rrrrrrrrr /rrrrr rrrrrrrrrr,Orrrrrrrrrrr — rrrrrrrrrrrrrrrrr rrrrr rrr r rrr rrrrL — rrrrrrrrr EL395.00 /rrrrr rrrrrrrrrr,-/rrrrrrrrrr rrrrrrrrrrrrrrrrr- /rrr rrr rrrrrrrr,-rrrrrrrrrrrrrrrrr,- r rrr /rrr rrrrrrrrr CUT-OFF WALL /rrrrr rrrrrrrrrr,arrrrrrrrrrr Q rrrrrrrrrrrrrrrrrQ /rrr rrr rrrrrrrr,Qrrrrrrrrrrrrrrrrr,Q r rrr rrrrQ rrrrrrrr NOT SHOWN rrrrrrrrr,�rrrrrrrrrrr rrrrrrrrrrrrrrrrr /rrr /rrr rrrrrrrr,�rrrrrrrrrrrrrrrrr,Of r rrr rrrrr rrrrrrrr rrrrrrr,Zrrrrrrrrrrr Z rrrrrrrrrrrrrrrrrZ /rrr rrrrrlrrrrrrrr,Zrrrrrrrrrrrrrrrrr Z r rrr rrrrZ rrrrrrrr EL 385.00 rrrrrr,Urrrrrrrrrrr U rrrrrrrrrrrrrrrrrU /rrr /rrr r1(s®1o'rrr,Urrrrrrrrrrrrrrrrr,U r rrr rrrrC� //rrrrr rrrrrrrrrrrrrrrrrrrrr if 8)/rrrrrrrrrrrrrrrrrrrrrrrr r rrr rrrrr //rrrrr rrrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr /rrr /rrr ,(NOTE r rrr rrrrr //rrrrr rrrrrrrrrrrrrrrrrrrr /rrrrrrrrrrrrrrrrr /rrr /rrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr /rrr /rrrrr EL375.00 /rrr /rrr rrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr r rrr /rrrrr NOTE3' EL 365.00 V/r// NOTE6 NOTE rr rrr rr rrr rrr rr rr EL 355.00 rr rrrrr rrr rr rrrrrrrrrrrrrr FI -145.100 �� rrrrrrrrr /rrr rrrrrrrrrrrrr rrrrrrrrr Irrrrrrrrrrrrrrrrrrrrrrrrrrrrr r rrr rrr�� �r NOTE 2 SIM DETAIL 1 109-20-042 HORIZONTAL JOINT WITH KEYWAY EXISTIJG DAM I UPSTREAM ELEVATION SCALE 1 /8"=1 '-0" EXISTING SLUICE GATE CONTROL CONDUIT WITH PROTECTIVE COVER EXISTING SLUICE GATE 0 8 16 FEET SCALE 1 - 0 1 2 FEET SCALE D. CURTIS 03-28-12 DESIGN CHECKED BY DATE RUTHERFORD 03-28-12 AJ.H. DRAWN BY DATE CREATED D.C. JOHNSTON 03-28-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-28-12 A DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-28-12 7� PROJECT ENGINEER DATE P.R.ERODRIGUE 03 A8-12 04-20-12 A ISSUED FOR BID DJ KM JR MANAGER TE S.M. HART 03-28-12 DATE REV DESCRIPTION OF ISSUES &REVISIONS DRnFrwc CoORD PRIME COORD PROJ ENGR ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL -1 1 6 1 5 1 4 EL 345.00 NOTE 2 DETAIL 1 109-20-042 EL 340.0 BOTTOM OF STAFF GAGE NOTE 9 20 10 0 390 370 00 w W 350 L` z 330 320 310 300 all 270 260 250 240 2 3 4 5 R 7 a a DEVELOPED ELEVATION ALONG U/S FACE OF DAM AND THRUST BLOCK. REF. DRAWINGS 109-20-010 AND 109-20-014 FOR DEMOLITION AND EXCAVATION REQUIREMENTS ALONG DAM CONTACT. PROVIDE 83 FEET OF HYDRAULIC HOSE AND PROTECTIVE COVER. SEE CBS REFERENCE DRAWING SERIES 63001 FOR HOSE AND COVER DETAILS. REMOVE, MODIFY AND REINSTALL HPU CABINET AND CABINET COVER AT NEW LOCATION. PROVIDE PRESSURE -TREATED 2x6 WOOD FOR MOUNTING OF STAFF GAGE AND NUMERICAL FIGURE PLATES. PROTECT END CUT WOOD GRAIN WITH RPR APPROVED WOOD PRESERVATIVE. PROVIDE STEVENS STYLE "E" STAFF GAUGE. NUMBER ELEVATIONS USING 4" WIDE x 6" TALL NUMERICAL FIGURE PLATES. ANCHOR STAFF GAUGE AND FIGURE PLATES TO PRESSURE TREATED WOOD USING #8 STAINLESS STEEL SCREWS. ANCHOR PRESSURE TREATED WOOD USING HILTI Y4"x4.5" STAINLESS STEEL KW-3 EXPANSION ANCHORS. LOCATE ANCHORS WITHIN 6 INCES OF THE ENDS OF ALL BOARDS WITH MAX SPACING BETWEEN ANCHORS OF 6 FEET. PROVIDE 2" THICK COMPRESSIBLE MATERIAL AGAINST EXISTING CONCRETE FILLET. REF DWG 109-20-042. PROVIDE EPDXY COATED CONCRETE REINFORCING STEEL ON UPSTREAM FACE OF DAM BELOW EL 425 (TYP). SEE DWG 109-20-044 FOR CONIC REINFORCING DETAILS FOR SPILLWAY AND UPSTREAM FACE OF DAM. CHAIN LINK FENCE WITH BARBED TAPE TOP (TYP). NUMBER EVERY FOOT WITH SINGLE PLATE ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCHASSOCIATES CONSULTANTS, INC. PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 1 2 „ 43� .� 2 o o 435= PRESSURE TREATED WOOD (CONTINUOUS) DETAIL 2 NTS DAM EXTENSION GENERAL ARRANGEMENT UPSTREAM ELEVATION AND DETAIL DRAWING NUMBER 109-20-003 PROJECT No. A� H332360 C�RE�NT 1 SAVED:04-23-2012_1:39pm Byjohn52453 E 7 C n Cl- N O Cl M Cl i V O 0 L.I J F- F- CD AM 1�vsi NOTES: E 11 Ef U < X F x C) C) 0 wL X U F > w X � w o X cC o c LLJ uQ �d X Q(T dE=U C� <l� s � ` f O p L n O CO < c n ch - O C N wC-) < x w - � ° Y C C J , U U � c p7 c U c O m c p O N - C'',J U N c cn J a t CO N O M f+') = M d C � S w O < U Q n UCD C QJ U w o_ CD< Cl_ uCL_ 0-- C-)CD w m < CD C3 � � L w w X c W w w L C W W L X X X > 0 i 7= I� N c=) 0 N N N O LLj ow z O w _J J LL n u 0 20 40 FEET SCALE 1$$=20' PLAN SCALE 1 "=20' 04-20-12 VA\�ISSUED FOR BID DATE I REV I DESCRIPTION OF ISSUES & REVISIONS ARCHITECTURAL I CIVIL ELECTRICAL I MECHANICAL I GEOTECHNICAL I - I I 6 5 D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 P.R.JECT ENGINEER DATE RODRIGUE 03 23-12 DJ KM JR PROJECT MANAGER DATE S M HART 03-23-12 o..... rnnan rRIME PRIME PRo, FR 4 EXISTING PARAPET WALL '3 s / LEFT ABUTMENT - NOTE 3 1. SEE REFERENCE DRAWINGS FOR EXISTING DAM GEOMETRY. 5714-44 - CONTRACTION JOINT LOCATIONS, EL 180 TO EL 365 5714-45 - GENERAL DESIGN DRAWING, FOUNDATION & ABUTMENT GROUTING 1ST STAGE 5918-10 - STAGE II-B, GENERAL PLAN OF DAM -LEFT HALF 5918-11 - STAGE II-B, GENERAL PLAN OF DAM -RIGHT HALF 5918-12 - STAGE II-B, SECTIONS OF DAM 5918-13 - STAGE II-B, SPILLWAY 5918-14 - STAGE II-B, CONTRACTION JOINT LOCATIONS 5918-24 - STAGE II-B, 42" H.B. VALVE & HOUSING 63001-C-1-R4 - DAM INLET AND HOWELL BUNGER VALVE DEBRIS AREA 63001-M-1-R1 - SLUICE GATE INSTALLATION 63001-M-4 - CONTROL CABINET COVER 53-GEOL.-37 - LOCATION AND LOGS OF EXPLORATION 790-906-24 - GEOLOGIC SECTION TM-07 FIGURES 1 THROUGH 12 WORK POINTS WP1, WP2 AND WP3 ARE PROVIDED AS REFERENCE POINTS TO CLARIFY DRAWING PLANS AND DETAILS. THEY ARE LOCATED ON THE DAM CENTERLINE AT THE STATIONING SHOWN ON THIS PLAN. _\]a:Ze}3Lm1a 111021 :1m1iI11,14m:Z6114 mlelx07kIaIIink" wl toP►IaIION If,0:nyIIlZer, 1 0aIaim, IWd•49l 1107,l1 v, I1�01 ORIGIN OF HORIZONTAL COORDINATES: GPS POINT BM2 (COORDINATES PER OPUS L1 /L2 SOLUTIONS). BASIS OF BEARING ON THIS SHEET: CALCULATED BEARING BETWEEN BM2 AND A SECOND GPS POINT AT THE CONSTRUCTED END OF BLUE LAKE ROAD. BEARING IS N32°26'04"W 303.46 FEET. ELEVATION OF BENCHMARKS ON THIS SHEET: MEASURED FROM USC & GS TRIANGULATION STA. "DOCK" WITH ACCEPTED ELEVATION 19.88 FEET. ELEVATIONS ON THIS SHEET WERE DETERMINED BY DIFFERENTIAL GPS MEASUREMENTS FROM THIS SECTION, IN CONJUNCTION WITH DIFFERENTIAL LEVELING AND TRIGONOMETRIC ELEVATION DETERMINATION. BM'S 3, 4 AND 5 ARE OF LOWER GRADE ACCURACY THAN OTHER SURVEY CONTROL SHOWN (HORZ. & VERT.). THOUGH THEY MAY BE USEFUL, THEY SHOULD NOT BE USED AS CONTROL FOR CRITICAL ELEMENTS. USE BM'S 380, 381 AND 386 TO LAYOUT CRITICAL STRUCTURES AT DAM SITE. ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIATES CONSULTANTS, INC PE SEAL I CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 BENCH MARK REFERENCE POINTS NUMBER NORTHING EASTING ELEV BM 1 1913003.39 2380609.40 476.86 BM2 1912897.48 2380538.65 461.703 BM3 1912801 2380618 203.4 BM4 1912864 2380700 195.99 BM5 1912889 2380745 196.79 BM6 TBD TBD TBD LRP2 * 1912875.48 2380719.37 196.07 RP1 ** 1913002.23 2380643.00 345.37 RP2 ** 1913026.76 2380677.88 345.31 RP3 ** 1913030.56 2380749.45 206.66 RP4 ** 1912995.96 2380814.47 345.64 RP5 ** 1912962.74 1 2380834.18 354.59 * - LOUNSBURY & ASSOCIATES SURVEY ** - O'NEILL SURVEYING (PLUNGE POOL SURVEY DATED AUG 2009) ABANDON BENCH MARKS ON EXISTING DAM CREST. LEGEND: -0 EXISTING DAM MONUMENT LOCATIONS USBR DRILL HOLE LOCATIONS, DH-X ORIENTATION AND PLAN LENGTHS M1 • SURVEY BENCH MARK 2009 DRILL HOLE LOCATIONS DH09-X DAM EXTENSION SITE SURVEY CONTROL AND DRILL HOLE LOCATIONS DRAWING NUMBER 109-20-005 PROJECT No. A� H332360 CURERE VNT 1 SAVED: 04-20-2012 5:19pm By JOHN64914 E 11 C ■ 0 A ANS D E 0 I« n oc' CV N O T O O o N CV O cn N O V T O w o z O w J J 711� SPILLWAY CREST *EL 425.00 - -- ��-- -- - --�;' --� *EL 415.00 --- I -- \ --- `� -- -- -- / L--- '--- *EL 403.00 *EL 395.00 -- -- -- �- --� I - I I -- - FL_ *EL 385.00 - -�-- 1_ _J _�_ 1 I 2 3 4 5 6 1 7 *EL 375.00 ---� - -- - - L -- -- -- - �-- I I I I *EL 365.0 --- -- II -- -- ' -- -- ,' -- -- I' - -- *EL 355.00 a'-- -NL-- - l_d I I I I *EL 338.00 I I *HORIZ CJ ELEVATIONS (TYP) EXCAVATION/THRUST BLOCK COMPLETE SCALE 1 "=30' 711% SPILLWAY CREST EL 425.00 --- - ��--� - - --�, --- -- EL 415.00 --- --- ' --- -- I - -- --- ZZ EL 403.00 -- -- __ __ __ __ __ EL 395.00 --�-- -- -- - - -- -- -- ---- I I I I I I EL 385.00 +-- 1 2 3 I 4 67 EL 375.00- - I I EL 365.0 ' -- -- Q N ;> EL 355.00 - - - - - - I I THRUST BLOCK EL 425.00 EL 345.00 EXISTING SPILLWAY EL. 342.0 EL 425.00 EL 345.00 EL 338.00 EXISTING SPILLWAY EL. 342.0 WEEK 2: PLACE DAM CONCRETE EL 355.00 TO 375.00 SCALE 1 "=30' 0 30 60 FEET SCALE 1 "=30' ARCHITECTURAL CIVIL ELECTRICAL LEGEND: EL 425.00 - - EL 415.00 EL 403.00 EL 395.00 EL 385.00 EL 375.00 EL 365.0 EL 355.0 EL 338.00 EL 425.00 EL 415.00 EL 403.00 EL 395.00 EL 385.00 EL 375.00 EL 365.0 EL 355.00 EL 338.00 SPILLWAY CREST ZD-- -- I I 1_ _J 1 � 2 -� 3 4 5 -� 6 � 7 L I I Q N�-- -- EL 345.00 I I I WEEK 1: START DAM MASS CONCRETE SCALE 1 "=30' SPILLWAY CREST I I I I 1 2 3 4 5 6 7 I I IF I I I I I I I I I WEEK 3: PLACE DAM CONCRETE EL 375.00 TO 405.00 FINAL PLACEMENT SCALE 1 "=30' SCHEMATIC OF POSSIBLE DAM CONCRETE PLACEMENT SEQUENCE DURING FIRST YEAR CONSTRUCTION EL 425.00 EXISTING SPILLWAY EL. 342.0 EL 425.00 EL 345.00 EXISTING SPILLWAY EL. 342.0 DAM CONSTRUCTION CONSTRAINTS: • PLAN DAM CONSTRUCTION THAT MAY BE IMPACTED BY SPILLWAY DISCHARGE OUTSIDE SPILL WINDOWS. • MAINTAIN OPERABILITY OF EXISTING HOWELL BUNGER VALVE THROUGH OUT CONSTRUCTION PERIOD. THIS INCLUDES NOT BLOCKING FLOW DOWNSTREAM OF THE VALVE AS SHOWN. • FACILITATE WORK AREA ACCESS FOR OWNER, RPR AND ENGINEER THROUGHOUT CONSTRUCTION. • MAINTAIN OPERATION OF THE EXISTING SPILLWAY THROUGH THE FIRST CONSTRUCTION PERIOD SPILL WINDOW. • THE FOLLOWING DAM EXTENSION CONSTRUCTION ACTIVITIES ARE PERMITTED DURING FIRST YEAR CONSTRUCTION BASED ON APPROVED WORK PLAN: - ROAD IMPROVEMENTS - DAM SITE STAGING AREA EXCAVATION AND GRADING - ROCK EXCAVATION - CONSOLIDATION GROUTING - LEFT ABUTMENT THRUST BLOCK AND CUT-OFF WALL CONSTRUCTION - DAM CONSTRUCTION OUTSIDE EXISTING SPILLWAY - CURTAIN GROUTING AFTER COMPLETING CONSOLIDATION GROUTING • CONSTRUCT DAM EXTENSION SUCH THAT THERE IS A MINIMUM OF ONE DAY CURE TIME BETWEEN ADJACENT "PLACEMENT AREAS". • CONSTRUCT DAM EXTENSION SUCH THAT PLACEMENTS DO NOT EXCEED TWO 10-FT HIGH LIFTS WITHOUT ADJACENT CONCRETE PLACEMENTS OR ROCK CONTACT. DAM EXTENSION UP TO THREE 10-FT HIGH LIFTS ARE PERMITTED WITHOUT ADJACENT CONCRETE PLACEMENT AS SHOWN DURING FIRST YEAR CONSTRUCTION. • CONSTRUCT DAM TO EL 403. GROUT VERTICAL CONTRACTION JOINTS AND ALLOW GROUT TO CURE PRIOR TO RESUMING DAM RAISE. • COMPLETE CURTAIN GROUTING BETWEEN MARCH 15 AND JULY 4 WHILE RESERVOIR IS BELOW EL 300 POSSIBLE CONSTRUCTION SEQUENCE: FIRST YEAR PRIOR TO SPILL WINDOW 1. EXCAVATE FOR DAM AND STABILIZE CONTACT ON BOTH ABUTMENTS. 2. EXCAVATION / COMPLETE THRUST BLOCK AND CUT-OFF WALL CONSTRUCTION INCLUDING ROCK INSPECTION AND STABILIZATION. 3. PERFORM CONSOLIDATION GROUTING FOR THRUST BLOCK / CUT-OFF. 4. CONSTRUCT THRUST BLOCK AND CUT-OFF WALL. 5. CONSTRUCT KEYWAYS ON DAM CREST AND PLACE CONCRETE LIFTS OUTSIDE EXISTING SPILLWAY 6. PLACE UP TO 10 FT LIFTS WITH MAXIMUM UN -SUPPORTED HEIGHT OF 20 FEET EXCEPT AT ABUTMENTS THAT ARE PERMITTED TO GO TO 30 FOOT HEIGHT. PERFORM CONSOLIDATION GROUTING ON THE WAY UP. SECOND YEAR AFTER SPILL WINDOW 1. PERFORM CURTAIN GROUTING ON HEEL FOR BOTH ABUTMENT. 2. CONSTRUCT KEYWAY TO EL 345.00 ACROSS EXISTING SPILLWAY. 3. PLACE 10 FT LIFT OF DAM MASS CONCRETE EACH WEEK AS SHOWN FOR WEEKS 1-6 ABOVE. PERFORM CONSOLIDATION GROUTING ON THE WAY UP. COMPLETE CURTAIN GROUTING ON THE RIGHT ABUTMENT. 4. INSTALL STEEL WALKWAY AT EL 392. 5. CONSTRUCT SPILLWAY FORMWORK. 6. INSTALL REINFORCING FOR SPILLWAY. 7. PLACE SPILLWAY AND ADJACENT MASS CONCRETE LIFTS. 8. CONSTRUCT PARAPET WALL. 9. CURTAIN GROUTING. 10. MISCELLANEOUS STEEL INSTALLATION. 11. DAM INSTRUMENTATION INSTALLATION. DAY 1 * PLACEMENT DESIGN ENGINEER 03-23-12 DATE ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND 'AS D. CURTIS LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS DESIGN CHECKED BY DATE ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN J.H. RUTHERFORD DRAWN BY 03-23-12 DATE CREATED THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DAY 3* PLACEMENT D.C. JOHNS DRAWING CHECKED BYY 03-23-12 DATE R HATCH HATCHASSOCIATES CONSULTANTS, INC. J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE PE SEAL DAY 5* PLACEMENT J.H. RUTHERFORD 03-23-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE * 04-20-12 ISSUED FOR BID A DJ KM JR P.R. RODRIGUE PROJECT MANAGER 03-23-12 DATE BLUE LAKE EXPANSION PROJECT DAYS OF WEEK DATE REV DESCRIPTION OF ISSUES & REVISIONS DRAFTING PRIME ENGR S.M. HART COORD COORD ENGR 03-23-12 MECHANICAL GEOTECHNICAL - 6 1 cJ 14 3 1 2 DAM EXTENSION POSSIBLE CONSTRUCTION SEQUENCE DOWNSTREAM ELEVATIONS DRAWING NUMBER 109-20-006 PROJECT No. A� H332360 GGEEVNT 1 SAVED. 04-20-2012 5-.20pm By JOHN64914 E 11 C 0 A ANSI D A IP1Tr P1_ E 7 A o� o ¢ 0 �w w� o� w x� o� -N w°' B ;= W o@ Y o� o� �� o Q� w a, w Jm y Y Q, J � y m= om C.0 Gip CV M CON COCrj = M C It= C t= U U U U U A` .0 O d O �o �Lo w w LL Li w 11J xx 7--cm " -g LA-3 N O s� CV O � N o a� CV O i �T ow Lu Lu¢ z o w J J NOTE 2 I\ E> A 0 16 32 FEET SCALE �s 0 4 8 FEET SCALE y4"=l'-0„ 0 6" 1 FOOT SCALE 3"=1'-Q„ ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL PLAN SCALE 1 / 16"= V-0" DOWNSTREAM ELEVATION SCALE 1/16"=V-0" EXISTING CONCRET-3 TO DEMOLISH 11' n»1 03-23-12 VAISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 6'-6" (NOTE 4) EL 342.0 FQr-AA.d d . dG .4 ° d' U/S A . ° a' Q °� a a a ° d I. 4 . a' I EL 351.0 U/S I� I� r EL 345.25 iL n EL 345.0 A• 1'-6" EXPOSE REBAR (NOTE 5) EL 338.0 D/S SECTION A —A STA 9+30.64 STA 10+69.36 SCALE 1 /4"= V-0" 2" (TYP) NOTE 2 (NOTE 3) D/S EL 351.0 SECTION C—C STA 10+69.36 STA 11 + 10 (APPROX.) SCALE 1 /4"=1 '-0" SECTION E—E SCALE 1 /4"=1 '-0" NOTE 2 3 DEMOLISH EXISTING CONCRETE FROM EL 345 TO TOP OF 3 EXISTING CONCRETE (NOTE 7) U/S 2. 3. 4. 5. 6. 7. SECTION D—D STA 11 +10 (APPROX.) STA 11 + 14.84 SCALE 1 /4"=1 '-0" IN CONSULTATION WITH RPR MOVE HYDRAULIC SLIDE GATE CONTROLS TO TEMP LOCATION THAT IS ACCESSIBLE BY OWNER. SLUICE GATE CONTROLS TO REMAIN IN OPERATION DURING CONSTRUCTION. DEMOLISH ALL EXISTING CONCRETE PLACED AGAINST ROCK FACE. EXPOSE SOUND ROCK FOR DAM EXTENSION CONTACT. REMOVE ADDITIONAL EXISTING CONCRETE TO PROVIDE 2" CLR OF THE UPSTREAM FACE OF THE DAM EXTENSION ABOVE THE EXISTING CREST EL 345. REF DWG 109-20-042 FOR TREATMENT PRIOR TO DAM CONCRETE PLACEMENT. REVIEW LAYOUT FOR CONCRETE REMOVAL WITH RPR PRIOR TO STARTING DEMOLITION. REMOVE 3" OF EXISTING CONCRETE LEAVING SURFACE ROUGHENED TO MIN y4" OVER 3". CUT EXISTING SPILLWAY CREST STEEL EMBEDS (NOT REBAR) AT EXISTING VERTICAL CONTRACTION JOINTS. REF DWG 5918.13. EXISTING SPILLWAY GUIDE WALL MAY BE REMOVED TO FACILITATE DAM CONSTRUCTION. LAYOUT EXTENT OF DEMOLITION ON EXISTING DAM CREST. FACILITATE REVIEW BY RPR PRIOR TO START OF DEMOLITION. D/S EL 351.0 U/S EL 342.0 WP3 \ i i S L 3 1 " DESIGN ENGINEER DATE ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND D. CURTIS 03-23-12 LANDSCACTINGAPE (ALASKA 'AS 08.48') MAY NOTHEEALTERED BY ANY DESIGN CHECKED BY DATE A LCENSEDSTATUTE UNDERCT EECTS DIRECTIONTOFION OR IIST" SHALLPESON,AFFIXX TOUTHESTEMEIS PROFESSONALL ENGINEER. ATERNG NGINNEERRTHEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN J.H. RUTHERFORD 03-23-12 THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DRAWN BY D.C. JOHNS DRAWING CHECKED BYY DATE CREATED 03-2 DATEE HATCH ASSOCIATES CONSULTANTS, INC. 0 HATCH J.H. RUTHERFORD 03-23-12 DISCIPE LEAD ENGINEER DATE PE SEAL J.HLINRUTHERFORD 03 23-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE DJ KM JR P.R. RODRIGUE 03-23-12 PROJECT MANAGER DATE BLUE LAKE EXPANSION PROJECT ORo COORD PRIME ENGR S.M. HART 03-23-12 4 3 2 SECTION B—B SCALE 1 /4"= V-0" 2 SPILLWAY REMAIN DES) U \ DEMOLISH EXISTING CONCRETE 'FROM EL 345 TO TOP OF EXISTING CONCRETE (NOTE 7) G 1 DAM EXTENSION DEMOLITION PLAN AND SECTIONS DRAWING NUMBER 109-20-010 PROJECT No. A\ H332360 ��REVN, 1 SAVED: 04-20-2012_5:21pm ByJOHN64914 E 11 c M. n E 11 r� V 0 N � N LnIT cV TO N O CV O n cV O , T CZ)w o z CD — J ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - RIGHT ABUTMENT VIEWED FROM D/S DETAIL 1 NTS 04-20-12 VAISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS 6 pp"r- - S&I-1 1 y L ad •i L ■ 1 a r �• a ■11 _ F iL r t piP4 a F . L i E - _ N Fes■ � _ - ' - r ljr 7+ I ! 1 L DESIGN ENGINEER DATE D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED JaY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 DJ KM JR PROJECT MANAGER DATE S.M. HART 03-23-12 ORDC ORD ERR LEFT ABUTMENT VIEWED FROM D/S DETAIL 2 NTS NOTES: 1. DEMOLISH ALL EXISTING CONCRETE PLACED AGAINST ROCK FACE. EXPOSE SOUND ROCK FOR DAM EXTENSION CONTACT. 2. REMOVE ADDITIONAL EXISTING CONCRETE TO PROVIDE 2" CLR OF THE UPSTREAM FACE OF THE DAM EXTENSION ABOVE THE EXISTING CREST EL 345. REF DWG 109-20-042 FOR TREATMENT PRIOR TO DAM CONCRETE PLACEMENT. REVIEW LAYOUT FOR CONCRETE REMOVAL WITH RPR PRIOR TO STARTING DEMOLITION. 3. CUT EXISTING PARAPET FLUSH WITH DAM CREST. 4. PROTECT EXISTING LADDER BELOW EL. 345 DURING CONSTRUCTION. CUT EXISTING LADDER AT EL 345. ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIATES CONSULTANTS, INC. PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT DAM EXTENSION DEMOLITION DETAILS DRAWING NUMBER PROJECT No. AP\ 10 9 — 2 0 — 01 1 H332360 CURR�N 1 SAVED: 04-20-2012 5:22pm By JOHN64914 C C A ANSI D A 4 E -Ei3z 1 C S d � < L c W W LL L Lu w X { c _ N � W LJu E c o oo�< { L Q Q LL c LL Lj Y N QJ Ld - Y Y J L J J - C m � C co co co c 0 o m c C,mo m c coM m S = G c tz a� � � U U U ' QJ L 7; CD J C Qim om. d L w w 0 C y LL , L � LLJ LJ.J L X X >G > e �x Il' v �x �cm N � N O 0 0 0 10 20 FEET N cn O SCALE c T o L:Li o 7-- � z O w � J ARCHITECTURAL CIVIL ELECTRICAL v r� r. tea✓ Jf� .� J I% ill Eel II . . . .... .... . II \\ II 11 II \\ 1\ II \\ \1 II \\ \1 II \ T �� II u II LiLi 0 04-20-12 VAN ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS MECHANICAL GEOTECHNICAL - 6 � 1 o 0 N REF DWG 109-22-001 FOR SCOUR PROTECTION WALL. • ,. SCALE 1"=10' DESIGN ENGINEER DATE D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE KM JR P.R. RODRIGUE 03-23-12 DJ PROJECT MANAGER DATE N; NL PRo S.M. HART 03-23-12 COORD ENGR oCo IING Coo 5 1 4 NOTES: / 1. PROTECT SLUICE GATE, GATE OPERATOR, HYDRAULIC HOSES, HOSE COVERS, AND TRASHRACK FROM DAMAGE DURING ✓/, DEMOLITION AND CONCRETE PLACEMENT. REMOVE ANY MATERIALS OR DEBRIS FROM THE AREA WITHIN 20 FT OF THE TRASHRACK AT THE COMPLETION OF DAM WORK. FOR LEFT ABUTMENT PLAN AND SECTION /j�� J /��� (SEE SHEET 109-20-16) ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIATES CONSULTANTS, INC. PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT DRAWING NUMBER 109-20-014 3 1 2 DAM EXTENSION EXCAVATION PLAN PROJECT No. A� H332360 CURRENT RE 1 SAVED: 04-20-2012 5:23pm By JOHN64914 E r« (' I_1 N LC7 N O CV O N 2- CZ) L.LJ F— F— O J Ln Ln N LC7 N O CV O N O L.LJ F- F- O J 0 E z 0 Q U 0 w 0 w �C �m ow o� Qm x Q ow � w x �ww x� wE o �1=0 w�. wo� wY -B Ec�w Qm owo QJ CV M x a� m w� Ym= J Lp Q cm mclj co U M o = CO ! U CV W M 'o m � d 2 U d c L7 U 0 � QJ — U �o Q U c� � O U d J O c_—) J O W Q m Q 0 � r W � W � Cam w � U Up)x w Li Li �ww x >< >< x x I_1 N � LID� N O o� CV O N o cV p i O Lii 75 o z o w J J �11 Z 0 20 40 FEET SCALE 1 "=20' ARCHITECTURAL I CIVIL I ELECTRICAL PLAN SCALE 1 "=20' 04-20-12 VAISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS MECHANICAL GEOTECHNICAL - 6 DRY PACK GROUT WEDGE WASHERS (NOTE 4) GROUT SUPPLY _/0" (NOTE 3) STEEL BEARING PLATE (NOTE 2) I:ZiZywim 114 mmelIN 5-15° (NOTE 1) } TYPE 1 — GROUTED BEARING PLATE GROUT SUPPLY FOR BOND ZONE STRESSING LE GROUT RETURN PPE FOR BOND ZONE STE[ BEARING PLA-I t 2'x2' REINF CONIC BEARING P/ ROCK ANCHO WEDGE WASHERS GROUT SUPPLY STL BEARING PLATI l y4"x7y %7 y (TYP.) #4 DYWIDAG THREADBAR GRADE 150 1-3/8" DIA. (ASTM A722) TYPICAL ROCK ANCHOR SECTION Iww, DETAIL 1 SCALE 1"=10' ROCK ANCHOR TABLE BLOCK NO. NUMBER NORTHING EASTING ELEV AZIMUTH INCLINATION LENGTH (FT) BEARING TYPE* 1 N/A 2A N/A 213 N/A 3 N/A 4A-1 1912994.46 2380868.17 420 120° -5° 35 1 4A 4A-2 1912990.04 2380855.73 410 120° -5° 45 1 4A-3 1912979.96 2380851.62 420 120° -5° 45 1 413 N/A 5 N/A 6 N/A 7A U/S N/A 7A D/S 7A-1 1912897.84 2380835.50 416 1 10* -5° 35 2 713 N/A 7C N/A * NOTE 9 DRAIN TABLE BLOCK NO. APPROX. N0. OF DRAINS AZIMUTH INCLINATION LENGTH (FT) 2A 7 120° 5° 40 3 4 120° 5° 35 4A 7 120° 5° 30 5 3 130° 5° 35 7A 3 110* 5° 25 713 20 115* 5° 40 DESIGN ENGINEER DATE D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 DJ KM JR PROJECT MANAGER DATE S.M. HART 03-23-12 D CO RD PRIME COORD PROJ ENGR LEGEND: C- EXPLORATORY CORED HOLES (NOTE 8) E- EXPLORATORY PERCUSSION HOLES (NOTE 8) ROCK ANCHORS DRAIN HOLES ON SLOPE Ij ROCK -BOLTING AREAS (APPROXIMATE, NOTE 7) SCALING AREAS (APPROXIMATE) L_—J �.HOR NOT SOWN FOR CLAIRITY GROUT SUPPLY i Trt — KEINFORCED BEARING PAD 2'x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o. A\ H332360 C�RE�N, 1 SAVED: 04-20-2012 5:26pm ByJOHN64914 E C n /h11VJl V A CURRENT REV V V .J L E n C A o � TIC N CV O N M� O CD 0 ow o z O u"i J J / ,x RA-S3 IIR ' R P 0 RA-S4 • RA-P5, P6, P7, S5, S6 RIGHT ABUTMENT PLAN SCALE 1 /8"=1 '-0" NOTES: 1. DAM PRIMARY GROUT CURTAIN HOLES SHALL BE DRILLED IN LOCATIONS SHOWN. SECONDARY, TERTIARY AND HIGHER ORDER GROUT CURTAIN HOLES SHALL BE SPLIT -FACED TO THE FINAL REQUIRED SPACING, AS DIRECTED BY THE ENGINEER. 2. PROVIDE 20' CONSOLIDATION HOLE DEPTH ALONG DAM CONTACT. PROVIDE 30' CONSOLIDATION HOLE DEPTH FOR LEFT ABUTMENT, CUT-OFF WALL, AND THRUST BLOCK FOUNDATIONS. 3. CURTAIN GROUTING TO FOLLOW DAM CONCRETE PLACEMENT. 4. FOLLOW RPR'S DIRECTIONS FOR CURTAIN GROUTING DRILL HOLE LOCATIONS AND ORIENTATION. TABULATED INFORMATION PROVIDED FOR REFERENCE DURING BIDDING AND WORK PLAN PREPARATION. ASSUME 20 TERTIARY HOLES WITH HOLE DEPTH OF 35' FOR REFERENCE DURING BIDDING AND WORK PLAN PREPARATION. LEGEND: Q PRIMARY CURTAIN GROUT HOLE SECONDARY CURTAIN GROUT HOLE TERTIARY CURTAIN GROUT HOLE Q TERTIARY CURTAIN GROUT HOLE (IF REQUIRED TO BE DETERMINED BY RPR) ❑ PRIMARY CONSOLIDATION GROUT HOLE m SECONDARY CONSOLIDATION GROUT HOLE 10' MAX SPACING BETWEEN HOLES, MEASURED ALONG SLOPE FACE (TYP LA-P5 LA-S5 LA-P6 • LEFT ABUTMENT PLAN SCALE 1 /8"=1 '-0" Rol c • �RT'�iN LA-S7 0, LA-P8, P9, P10, S7, S8 GROUT CURTAIN GROUT CURTAIN TOP OF (3) HOLE NO. STATION HOLE EL. DIP (4) Az HOLE LENGTH (FT) ** (FT) 0 0 (FT) LA-S4 0+07 430.0 60 160 75 LA-P5 0+18 424.0 60 160 100 LA-S5 0+21 430.0 60 160 75 LA-P6 0+25 435.0 60 160 100 w LA-S6 0+34 435.0 50 160 75 LA-P7 0+44 435.0 40 160 100 Q LA-S7 0+53 435.0 30 160 75 w LA-P8 0+53 435.0 15 160 100 J LA-S8 0+53 435.0 15 160 100 LA-P9 0+53 435.0 15 160 100 LA-P10 0+53 435.0 15 160 100 LA-S9 0+53 435.0 15 160 100 ** GROUT CURTAIN STATIONING IS BASED ON LA-P4 AS STATION 0+00 VERIFICATION HOLE (CORED AND NON -CORED) LOCATIONS TO BE DETERMINED BY THE RPR ( ) 0 8 16 FEET SCALE )/»_' f�Ofl D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE oSHLINRUTDHEINEER 03 0-12 E J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 03-23-12 A ISSUED FOR BID DJ KM JR PROJECT MANAGER DATE S.M. HART 03-23-12 DATE REV DESCRIPTION OF ISSUES & REVISIONS oR COORD ORD PRIME COORD NGR ENGR ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 6 1 5 14 PE SEAL 10' MAX * 40' MAX * PRIMARY HOLES 20' MAX * I CURTAIN GROUTING LINE CLOSURE HOLES ON CURTAIN LINE WILL AS DETERMINED VERIFICATION HOLE LOCATIONS BY THE RPR. SELECTED BY THE RPR. TYPICAL CURTAIN GROUTING PATTERN DETAIL NTS * MEASURED PERPENDICULAR TO HOLE ALIGNMENT PRIMARY AND SECONDARY CURTAIN GROUT HOLE LOCATIONS (NOTE 4) HOLE LOCATION TOP OF (3) HOLE NO. (DAM STATION)(3) HOLE EL. DIP (4) Az HOLE LENGTH (FT) (FT) () () (FT) LA- P1(1) 11 +17.4 345.0 90 160 100 LA-S 1 1 1 + 17.4 345.0 75 160 75 z � LA-P2 11 +17.5 345.0 60 160 100 m LA-S2 11 +21.7 345.0 60 160 75 Q LA-P3 1 1 +26 360.0 60 160 100 w -' LA-S3 1 1 +30.4 375.0 60 160 75 LA-P4 1 1 +42.5 390.0 60 160 100 RA- P1(2) 8+80.7 345.0 90 240 100 RA-S 1 8+85 345.0 75 240 75 RA-P2 8+80.7 345.0 60 240 100 RA-S2 8+76.3 360.0 60 240 75 RA-P3 8+72 375.0 60 240 100 Lij RA-S3 8+67.6 390.0 60 240 75 m RA-P4 8+56.5 405.0 60 240 100 a F-- RA-S4 8+56.5 420.0 60 240 75 RA-P5 8+59 440.0 60 240 100 RA-S5 8+59 440.0 50 240 75 RA-P6 8+59 440.0 40 240 100 RA-S6 8+59 440.0 30 240 75 RA-P6 8+59 440.0 15 240 100 (1) LA-P1 LOCATION: N TBD (ft) E TBD (ft) (2) RA-P1 LOCATION: N TBD (ft) E TBD (ft) (3) HOLE LOCATIONS TO BE CONFIRMED AND ADJUSTED BY RPR IN FIELD AFTER SCALING AND EXCAVATION. (4) DIP MEASURED FROM HORIZONTAL. ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN DAM EXTENSION THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH = HATCH ASSOCIATES CONSULTANTS, INC. FOUNDATION TREATMENT GROUTING PLAN AND DETAILS BLUE LAKE EXPANSION PROJECT 3 2 DRAWING NUMBER 109-20-018 AR� H332360 CUREVNT SAVED. 04-03-2012 1.06pm By JOHN64914 C n C n. A r 0 N O N Cl) O V O L.LJ O IAM E 11 Ef 0 CXD N a �0 N N O N O N O cn , O � T ow o 75 O w J �= rat `�14 L - � BLOCK 7C •y- _C a 444 kv All" �CF s RIGHT ABUTMENT NOTE 3 04-20-12 VAISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 6 BLOCK 6 DESIGN ENGINEER DATE D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 DJ KM JR PROJECT MANAGER DATE S.M. HART 03-23-12 °COORD COORD ENGR 1. PHOTOS SHOW APPROXIMATE EXTENT OF SPOT BOLTING AREAS ON THE LEFT AND RIGHT ABUTMENTS. REFER TO DWG. 109-20-017 FOR SCALING AREA LIMITS. SEE DWG 109-20-019 FOR ESTIMATED SPOT BOLT QUANTITY. 2. INSTALL SPOT BOLTS FOR LONG TERM SLOPE STABILITY AS DIRECTED BY THE ENGINEER. INSTALLATION OF ADDITIONAL ROCK BOLTS AS REQUIRED FOR SAFE CONSTRUCTION PERIOD ACCESS ARE INCIDENTAL TO THE WORK. 3. RIGHT ABUTMENT SPOT -BOLTING AREA EXTENDS TO EL. 440. LEGEND: SPOT -BOLTING AREAS ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HA TCH ASSOCIA TES CONSULTANTS, INC. PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT DAM EXTENSION DAM ABUTMENT SPOT BOLTING AREAS DRAWING NUMBER 109-20-020 PROJECT NOA H332360 CDREV , 1 SAVED: 04-20-2012 5:28pm By JOHN64914 E J C 0 N O N Cl) CV CD O L.LJ F- F- O J r O N O N Cy') O V O L.LJ O J Q N O CV N O L.LJ F- F- O J cm N O CV O N O L.LJ F- F- O J A ANSI D E I L 0 DETAIL 1 SCALE 1 /4"=1 '-0" (D 0 o SPILLWAY CREST �I X r � I L EXISTING SPILLWAY CREST EL. 342.0 �I I I � I I I L\� I I I DOWNSTREAM KEYWAY ELEVATION SCALE 1/16"=V-0" A 0 6" 1 FOOT SCALE mmmmomi 3"=1'—u 0 1 2 FEET SCALE c,, zzzi- o c7jO N 0 0 0 4 8 FEET o w SCALE oQ 8 � z O w J J ARCHITECTURAL CIVIL ELECTRICAL MECHANI DETAIL 2 SCALE 1 /4"=1 '-0" 0 4 8 FEET SCALE 0 16 32 FEET SCALE 16 GEOTECHNICAL - KEYWAY 1'-6" 1'-6" (TYP) (NOTE 3) (NOTE 9) HYDRO WS - #6 (TYP) TW WS (NOTE 6) 1 8" 2 (TYP) 8" TW WS (TYP) TW WS (TYP) I NOTE 7 EL 345.0 TYP 6" WS U/S D/S (TYP) U S NOTE 1 � 6" WS I .� °' EXISTING GROUTED / CONTRACTION JT EL 342.0 (TYP) . d d / #6C�8 (TYP) a v // / F.B. Y4xY #8 BARS ° �6" 2' A. • W/STD 0 0• #6@ 12 (NOTE 5) HOOKS / C� 4 FT aad / / * 6„ WS �— ° . G /�i L3x3x%s d'' Y (NOTE 5) / A. . a • ddc G .d C •/ v , d' da \A* / d 1.. . d• :ad d TW WS- (TYP) WELD WS AT JOINT (TYP) - I / J * CONTRACTION JT I I EL 345.0 EL 338.0 """' -'< A36 STEEL t' ;OMPRESSIBLE MATERIAL 2 q DRIVE ANCHORS 10) I ILL VVIL/ VVIII I 1-LUl ILJIVL CAULK. APPLY JUST PRIOR TO INSTALLING COMPRESSIVE MATERIAL. DETAIL 3 SCALE 3"=V-0" 04-20-12 VAN ISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS 6 U/S 6(TYP) SECTION A —A STA 9+30.64 STA 10+69.36 SCALE 3/8"=1 ' -0" * DIMS MEASURED ON SURFACE - GROUT JOINT WITH DAM RAISE (NOTE 8) D/S .. d' •d. Ad a. d . J d a ° v' ; d EXISTING REBAR .' 'd . TO REMAIN ° A. d v d ' d ° .• d d d a v a a d'' 4a ° ° , .a d d a.• 4d d °Id d v I p° °• A . . .d :d ° d° °' dv d d ° A. a A' 4 ' .1 I a, .d ° d d 'd •a d d 4: A. A. I SECTION C—C SCALE 3/8"=1 ' -0" NOTE 1 KEYWAY DETAIL 3 NOTE 2 ---\ (TYP) UPSTREAM TW WS (TYP) 1 U/S CUT SLOTS IN - INTAKE WALL AND GROUT IN WATERSTOP (TYP) (NOTE 9) #6@18 STD HK —/ DRILLED IN AND GROUTED REINFORCING (TYP) i d d I.0 v• d' CONTRACTION JT "W" HYDRO WS (NOTE 6) DETAIL 3 (NOTE 2) SECTION B—B SCALE 1 "=V-0" WS r-- TW WS i �b BUTT WELDS II . II „ II �� 6 WS SAW CUT TO II MITERED JOINT (NOTE 2) 3" DEPTH (TYP) a II d II CUT 6" WS TO FIT II CURVE OF PLUNGE CUT II HYDRO WS II (BEHIND) EDGE OF EMBEDED 6" WS EXTENDING FULL 4 II LENGTH OF DAM KEYWAY • EXISTING SPILLWAY REINF SECTION F—F #9@12 (TYP) .. �.�_,.. SCALE 1 "=V-0" E 7 C 1. REMOVE 1Y2 TO 2" OF EXISTING CONCRETE LEAVING SURFACE ROUGHENED TO MIN Y4" OVER 3". SAW CUT 2. SAW CUT AND CHIP OUT SLOT IN CORNERS AS REQUIRED TO FIT WATERSTOP. (TYP) (NOTE 9) TW WS 3. PLACE KEY WAY OVER EXISTING SPILLWAY MONOLITHICALLY. APPLY BOND BREAKER PRIOR TO DAM EXTENSION CONCRETE PLACEMENT. 8" 4. REFERENCE DRAWING 5918-13. B D/S 5. CUT EXISTING SPILLWAY CREST JT STEEL EMBEDS TO INSTALL WS SLOT. 6. EXTEND HYDRO WS ALONG EITHER SIDE OF VERTICAL CONTRACTION JOINT. a • d I 7. PROVIDE Y4" CHAMFER (TYP). d .. d \A- .\—EXISTINGd DAM 8. SEE DWGS 109-20-061 AND —062 FOR CONTRACTION GROUTING DETAILS. (NOTE 2, TYP) 9. KEYWAY MAY BE CONSTRUCTED IN SEGMENTAL CHORDS NOT GREATER THAN 5'. LOCATE HYDRO WS 3" FROM #6©18 VERT. CJ. TEAR WEB WS SAW CUT MAY BE CONSTRUCTED IN SEGMENTAL CHORDS NOT GREATER THAN 10'. DRILLED IN AND GROUTED REINFORCING (TYP) 10. %32" x3y8" NYLON DRIVE ANCHORS (MCMASTER CARR P/N 92410 A 415). INSTALL AT 12" HORIZONTAL SPACING. SECTION D—D SECTION E—E 11. PROVIDE KEYWALL AND DAM CONTACT SURFACE FREE OF FORM SUPPORTS, TIE BACKS, OR REBAR DOWELS. STA 10+69.36 STA 8+83.55 APPLY CONCRETE SEALANT TO KEYWAY AND CONTACT WITH EXISTING DAM CREST. STA 11 + 14.53 STA 9+30.64 SCALE 3/8"=V-0" SCALE 3/8"=V-0" 12 APPLY MIN Y" DIA BEAD OF ADHESIVE CAULK TO KEYWAY JUST PRIOR TO INSTALLING COMPRESSIVE MATERIAL D. CURTIS 03-23-12 DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 DJ KM JR PROJECT MANAGER DATE S.M. HART 03-23-12 DRAFTING COORD PRIME COORD PR°JENGR 5 1 4 . 2 . ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND A LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN DAM EXTENSION THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATC14 Tm HATCHASSOCIATES CONSULTANTS, INC. KEYWAY CONCRETE REINFORCEMENT PLAN, ELEVATION, SECTIONS AND DETAILS PE SEAL CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT DRAWING NUMBER PROJECT No. 109-20-041 CA RENT CUREVNT 3 1 2 1 1 SAVED: 04-20-2012 5:37pm By JOHN64914 00 00 cm N O N O N O L.LJ F- F- O J r N N O N Cy') O V O L.LJ O J ti M N O N M N O W CD J W M N O CV c+J N O L.LJ F— F— O J cm N O CV O N O L.LJ F- F- O J CZ) N Cy') O V O L.LJ O J 0 CV CY') O V O L.LJ CD O J 0 CV CY') O V O L.LJ CD O J Cl- 00 M N O N M N O W CD J W II 3 n ANSI D CURRENT REV E FBI C Ill an cm N N O N O N M N O v O U -1 o z O w J J �u- EL 428.0 GUARDRAILS F & G -ELEVATION SCALE 3/4"=1 '-0" B A B N OTE 1 TOE I » 5/6»x4» 9 '-- 1-1 /2" O STD I � ,� ry PIPE RAIL (TYP) )METRY 0 N 1 1y"O SCH 80 PIPE POST (TYP) I N I 1 L0 DETAIL 1 (TYP) GUARDRAIL - ELEVATION SCALE 3/4"=1 '-0" GUARDRAIL DESIGNATION DIM A DIM B NOTE GUARDRAIL DESIGNATION DIM A DIM B NOTE O 3'-6" 1,-6» 4 OK 2'-0" 1'-0» 4 O4'-0" - - Q 2'-011 1,-10" 4 O 6 -4, 1'-6" 4 O 2'-0" 0, 1,-0„ _ O 4'-2„ 1'-6» 4 O 1'-6„ 1'-O"' 21-6„ 4 O 2'-2" 61) 4 O 2,-0" 1'-0" 4 O 4'-1 1 » 1,-6» 4 OP 1,-0" - - O 6 -6, 1,-6» 4 O 2,-O» 1 -0» 4 O1'-9„ 6„ 4 O 21-011 1,-0„ 4 O 6'-0" 9„ 4 O 2,-7" 1'-6" 4 ARCHITECTURAL I CIVIL I ELECTRICAL MECHANICAL GEOTECHNICAL N i� A4-1 f It CITE 3) A DETAIL 1 SCALE Y=1 '-0" 1y" 1 SCH 80 PI m -- r n 74 UTA AUM AIVI; (TYP) SECTION A -A SCALE Y=V-0" NOTES: 1. MAINTAIN 1-1/2" GAP BETWEEN ADJACENT GUARDRAILS. 2. REF DWG 109-20-075 FOR EMBEDDED LADDER RUNG DETAILS. E 3. PROVIDE GUARDRAIL SEGMENTS WITH CONNECTION BRACKET TO FIT DAM CURVATURE. 4. PROVIDE GUARDRAIL SEGMENTS TO CONNECT TO W808 BMS. USE SOCKET TO WEB CONNECTION DETAIL AS SHOWN ON DWG 109-20-074 SECTION A -A. A// A A A / D A A A A / / ///// / /✓�l�i�l��////, C E A H1 ice' \/y F E / / / / /\/ / / / FENCE NOT SHOWN G 9" CLR B G 0 6" 1 FOOT SCALE 0 2 4 FEET SCALE 4 0 2 4 FEET SCALE 2 0 8 16 FEET SCALE )/ "=1'-Q„ 8 DESIGN ENGINEER DATE D. CURTIS 03-30-12 PE SEAL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ACTINGAUNDERCT EECTS DIRECTONTOFION OR IST" (ALASKA A LICENSED STATUTE 'AS PROFESSIONAOLL ENGINEER. NOT BE THEE ATERNGDBY ENGINNEERRANY SHALLPESON,AFFIXX TOUTHESTEMEIS THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-30-12 7� DRAWN BY DATE CREATED D.C. JOHNSTON 03-30-12 TE HATCH ASSOCIA TES CONSULTANTS, INC. 0 HATCH DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-30-12 DISCIPL E LEAD ENGINEER DATE J.H.INRUTHERFORD 03 30-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE P.R. RODRIGUE 03-30-12 04-20-12 A ISSUED FOR BID DJ KM JR BLUE LAKE EXPANSION PROJECT PROJECT MANAGER DATE S.M. HART 03-30-12 DATE REV DESCRIPTION OF ISSUES & REVISIONS DRAFTING COORD PRIME COORD PROJ ENGR 6 5 1 4 3 2 LEFT ABUTMENT PLAN SCALE 1 /8"=1 '-0" DAM EXTENSION MISCELLANEOUS STEEL - GUARDRAILS PLANS AND DETAILS DRAWING NUMBER 109-20-071 PROJECT No. A` H332360 GDREV' 1 SAVED: 04-23-2012 2:31 pm By john64914 A r O Ln N O N O N CD O W O J ANSI D A 5.12° E 11 I YIJIL T vvnl\LJI\lllL STEEL GRATING 19—W-4, (TYP 4 PLCS) 1y4 3„x/6» DETAIL 1 DWG 109-20-072 SCALE 1 "=V-0" VIK BOLT TZ—SS 304, %g" YP) (NOTE 1) ix12 'P) =TAIL 2 YP) DETAIL 2 SCALE 3"=1 '-0" IN C6x13 6" 8'-1 115/r,„ C6x13 --f=__ (TYP) //-- 4"XY4" KICK DIA SCH 80 PIPE ;CH 80 PIPE 4Y2 uim zun 80 PIPE SHEAR R y2" (TYP) DETAIL 3 (TYP) SECTION B-B SCALE 1 "=1 '-0" 3/4" DIA BOLT W/ 35/8" 2y „ 8 (TYP) W6x 12 y„ 4 1" (TYP) SECTION C-C SCALE 6"=1 '-0" I I I I I I I I I I —�-- 9/16" DIA BOLT W/ 1 " SLOT HOLE (BOLTS NOT SHOWN) (NOTE 2) T.O. BEAM EL 392.0 1/4 1/4 NOTE 5 TYP DETAIL 4 SCALE 3"=V-0" W6x12 W6x 12 o �—CI13x`13 DETAIL 4 \ �� (TYP) p NOTES. DWG 109-20-074 DETAIL 4 1Y DIA SCH 80 PIPE PROVIDE SOCKET SET SCREW, W6x 12 1. KWIK BOLT TZ—SS 304 STAINLESS STEEL. %8" DIA WITH 5Y" EMBEDMENT. INSTALL PER MANUFACTURER'S RECOMMENDATIONS. B HANDRAIL POST (TYP) I I I GALVANIZED I I CONE, % —16 x 1 (TYP) I I I STEEL SHIMS, I I 2. ALL BOLTS EXCEPT FOR CONCRETE ANCHOR BOLTS SHALL BE A325 GALVANIZED. TACK —WELDED 5/6" GUSSET (NOTE 8) I I I I I I I TYP) PLACE I I I I 3. ALL PLATES, SHAPES AND BARS SHALL BE A36 GALVANIZED. L3y"x3y2"xy" II II II II II 4. FIELD VERIFY DAM GEOMETRY AT EL 392. PROVIDE WALKWAY TO FIT FIELD CONDITIONS. II II II II II - Ln N / I I I 5. PROVIDE SLOTTED HOLES IN CHANNEL TO ACHIEVE FIT —UP. V2" DIA SCH 80 PIPETl II II 6. PROVIDE G—CLIP GRATING FASTENERS, 4 PER PANEL. / 30. y4 TYP 7. COPE AS REQUIRED TO FIT. � DETAIL 3 y" DRAIN DWG 109-20-074 y4" f'L Yam' PDRAIN HOLE NOTCH 3" 3" 8. FOLLOW DETAIL FOR REMOVABLE "HANDRAIL" SOCKET FOR STL WF ON DWG 109-90-002 EXCEPT INSTALL j6" GUSSET SO IT EXTENDS FROM 4D (TYP) (TYP) FLANGE TO FLANGE OF W6x12. SECTION A -A SCALE 1 "=1'-0" DETAIL 3 SECTION D—D 9. CONTRACTOR MAY PROPOSE AN ALTERNATE PLATFORM AND GUARDRAIL SYSTEM WHICH USES MORE SHOP WELDED CONNECTIONS AND A WELDED SCALE 3"=V-0" SCALE 3"=V-0" GUARDRAIL SYSTEM. ANY ALTERNATE SYSTEM SHALL NOT INCLUDE ANY FIELD WELDING AND SHALL MAINTAIN THE 5.12 DEGREE ARC LENGTH OF THE PLATFORM SECTIONS. A SCALE 0 1 2 FEET DESIGN ENGINEER DATE ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND D. CU CHECKED 03 DATE ACTLANINGAUNDERCT EECTS DIRECTIONTOFION ACT" (ALASKA OR IS A LICENSED STATUTE 'AS PROFESSIONAL ENGINEER. EER.NOTHEEALTERED ATERNG EGINEEROTHER SHALLPAFFIXX TOUNLESS TEMEIS THEIR DESIGN CHECKED BY DATE SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN 0 6" 1 FOOT7� JRAH BRUTHERFORD ORATE 0 12 THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DAM EXTENSION 75 cm SCALE D.C. JOHNSTON 03-30-12 0 HATCH MISCELLANEOUS STEEL 3"-_1'_Q" DRAWING CHECKED BY DATE HATCH ASSOCIATES CONSULTANTS, INC. "'I� J.H. RUTHERFORD 03-30-12 DETAILS -SHEET 1 N o O 3" 6" DISCIPLINE LEAD ENGINEER DATE 0 o J.H. RUTHERFORD 03-30-12 PE SEAL CITY AND BOROUGH OF SITKA, ALASKA 0 o SCALE I PROJECT ENGINEER DATE w s"-� -° 04-20-12 ISSUED FOR BID DJ KM JR P.R. RODRIGUE 03-30-12 DRAWING NUMBER PROJECT No. A o Q A PROJECT MANAGER DATE BLUE LAKE EXPANSION PROJECT 109-20-073 DATE REV DESCRIPTION OF ISSUES & REVISIONS oco IINc N1NL PRo� CURRENT 332360 Lj z Coon Coo o ENGR S.M. HART 03-30-12 REV ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 6 1 5 1 4 3 1 2 1 1 SAVED: 04-20-2012 5:41 pm By JOHN64914 E 11 C n ANSI D A E Ef C`CC' CIVrr\ I AnnCr-) flCTA11 EXISTING FIXED LADDER (NOTE 5) A t NOTES: DETAIL 2 DWG 109-20-072 SCALE 1 "=1'-0" DETAIL 3 DWG 109-20-073 SCALE 1 "=V-0" 1. ALL BOLTS EXCEPT FOR CONCRETE ANCHOR BOLTS SHALL BE A325 GALVANIZED. 2. ALL PLATES, SHAPES AND BARS SHALL BE A36 GALVANIZED. 3. FIELD VERIFY DAM GEOMETRY AT EL 392. IMPLEMENT WALKWAY INSTALLATION PROCESS TO ACHIEVE FIT -UP. 4. PROVIDE HOLES Y16" DIA GREATER THAN BOLT DIAMETER. A 5. PRIOR TO INSTALLATION OF NEW PLATFORM, FIELD VERIFY LOCATION OF EXISTING LADDER AND REPORT FINDINGS TO RPR. 75 6. PROVIDE GUARDRAIL GATE WITH 18' WIDTH, SAME AS DETAILED FOR CREST ON DWG 109-20-075. 1-0 TIo 7. CONTRACTOR MAY PROPOSE AN ALTERNATE PLATFORM AND GUARDRAIL SYSTEM WHICH USES MORE 0 o SHOP WELDED CONNECTIONS AND A WELDED GUARDRAIL SYSTEM. ANY ALTERNATE SYSTEM SHALL r NOT INCLUDE ANY FIELD WELDING AND SHALL MAINTAIN THE OVERALL DIMENSIONS OF THE PLATFORM CDw o 7-- SECTIONS. Lu z O �-- � J ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - LADDER FROM ABOVE 1'-4y" VV/'11\VI\/yIL IVV I JI IVYYIV DETAIL 1 SCALE 3"=1 ' -0" DETAIL 1 (SIM) 0 1 2 FEET SCALE 0 6" 1 FOOT SCALE 04-20-12 VAN ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 y" BC (T) L2 /2 "x3' C6x13 y" DIA BOLT I (TYP) L2J2"x3"x3/g"x5" )LT C6x13 j N I 3" SECTION C-C SCALE Y=1 '-0" DETAIL 2 SCALE Y=1 '-0" 1Y" DIA SCH 80 PIPE HANDRAIL POST (TYP) I I I I I I III I I 1/4 I I I I I I I I I I 5/6" GUSSET II II (REF NOTE 8, II I II DWG 109-20-073) II II II II II II II II VVA 11 0 Mal DIA R01 T (TYP) DETAIL 3 (DWG 109-20-074) SCALE Y=1 '-0" 2Y2" DIA SCH 80 PIPE J.. y4 30° 6„ Y" DRAIN HOLE SECTION A -A SCALE Y=1 '-0" SECTION D-D SCALE Y=1 '-0" 0 TZ DIA 0 I JLZAUN LrvUINLLK JAIL D. CURTIS 03-30-12 PE SEAL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSACTING UNDERPE GT�HEECTS DIRECTIONTOFION OF IIST" (ALASKA A LCENSEDBPAROFESSIONAL ENGINEER. NOT BE ALTERED THEE ALTERING EHNGINNEERRANY SHALLPESO,AFFIXNTOUTHECTEMFIS THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-30-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-30-12 HATCH TM HATCH ASSOCIATES CONSULTANTS, INC. 0 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-30-12 E LEAD ENGINEER DATE J.HLDISCIPINRUTHERFORD 03 30-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE P.R. RODRIGUE 03-30-12 DJ KM JR BLUE LAKE EXPANSION PROJECT PROJECT MANAGER DATE S.M. HART 03-30-12 DRONING COORD FFE COOFD PROJ -NCR 5 1 4 1 3 1 2 L3y2„x3y "x3/ " DETAIL 4 SCALE Y=1 '-0" All» It lJ/\ 1 L SECTION B-B SCALE Y=1 '-0" SECTION E-E SCALE Y=1 '-0" DAM EXTENSION MISCELLANEOUS STEEL DETAILS -SHEET 1 DRAWING NUMBER 109-20-074 P) PROJECT N0. A� H332360 cuRREE 1 SAVED: 04-20-2012 5:41 pm By JOHN64914 E C I_1 ANSI D A E 11 11 0 N � L� Ln Nlti T O N O N O p) N O o w Lu o z O Lu J J cl- = ELEVATION A t--' SCALE 1 "=1 '-0" 0 3" 6" SCALE 6„=1'-Du 0 6" 1 FOOT SCALE Y=1'-0„ 0 1 2 FEET SCALE ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL I CAP SCREW W/ WASHER CONNECTIl' STR� 7" I - I I a .. d . 4 G DETAIL 1 V I a 4 DETAIL 2 i �J )/4 SECTION B-B SCALE 6"=1'-0" RAIL ALIGNMENT GUIDE (NOTE 5) SECTION D-D SCALE 6"=1 '-0" JtI.IIVIN C—r_ SCALE 3"=1 '-0" C � 9» � c �„ ,,, DETAIL 1 SCALE 3"=1 '-0" SECTION C-C SCALE 6"=1'-0" Y2" SS BOLT W/WASHERS & NYLON INSERT LOCK NUT PL 1 /2"X3"X4" P L y2" 2y2"X 3 , STOP BAR NOTES: 1. ALL STEEL PLATES, SHAPES, PIPES AND BARS SHALL BE HOT DIP GALVANIZED UNDER THE PROVISIONS OF SECTION 09900 OF THE SPECIFICATIONS. 2. ALL BOLTS AND ANCHOR BOLTS SHALL BE GRADE 304 STAINLESS STEEL. 3. PROVIDE GALVANIZED RAIL -BASED FALL PROTECTION SYSTEM, HONEYWELL SAF-T-CLIMB. 4. INSTALL RUNG CLAMP ASSEMBLY EVERY 6 FEET MAX, OR AS PER MANUFACTURER'S INSTRUCTIONS. 2 REQUIRED BELOW PLATFORM LEVEL. 5. INSTALL RAIL -TO -RAIL CONNECTION AS PER MANUFACTURER'S INSTRUCTIONS. 6. PROVIDE HOT DIP GALVANIZED AND FABRICATED STEEL (TYP). 7. BUILD UP WELD MATERIAL AND GRIND FLAT TO ACHIEVE SMOOTH LATCH PLATE MOVEMENT. DETAIL 1 (DWG 109-20-032) SCALE NTS SECTION F-F SCALE 6"=1 '-0" DETAIL 3 SCALE 3"=1 '-0" NOTE 7 I Y " It4 DETAIL 2 SCALE 6"=1 '-0" DETAIL 4 SCALE 3"=1'-0" Ln %6" HOLES FOR Y" BOLTS .SECTION A -A SCALE 1 "=1'-0" 7� 04-20-12 ISSUED FOR BID A DATE REV DESCRIPTION OF ISSUES & REVISIONS DESIGN ENGINEER DATE D. CURKED 03 PE SEAL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND SHALLPAFFIXX TOUNLESS ACTLANINGAUNDERCT EECTS DIRECTIONTOFION OR IISTA (ALASKA ENSEDSTATUTE 'AS PROFESSONAL ENGINEER. EER.NOTHEEALTERED A ALTERING NGINEEROTHER TEMEIS THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DAM EXTENSION FIXED LADDER DETAILS DATE DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-30-12 DRAWN BY DATE CREATED D.C. JOHNSTON 03-30-12 � HATCH TM HATCH ASSOCIATES CONSULTANTS, INC. DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-30-12DISCIP E LEAD ENGINEER DATE J.HLINRUTHERFORD 03 30-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE P.R. RODRIGUE 03-30-12 DJ KM JR BLUE LAKE EXPANSION PROJECT DRAWING NUMBER 109-20-075 PROJECT No. A CAO.N oCOORD COORD OOP _NCR -NCR PROJECT MANAGER DATE S.M. HART 03-30-12 H332360 CURRENT - 6 5 T 4 3 1 2 1 1 SAVED: 04-20-2012 5:42pm By JOHN64914 E 11 C n A ANSI D CURRENT REV E F: C At A cm CV cm CV CO CV ti 0 CV CD CV M n CV CT ow o z O Lu J �F 7- Y2» STA 8+51.92 1 A 1� 177 1/11 / r IV SCALE 8 1 0 \ I 3/4"DIA BOLT, NOTE 4 � DETAIL 1 1A (LADDER CAGE NOT SHOWN) SCALE 3"=1 '-0" 0 6" 1 FOOT SCALE 3"=1'-Q„ 0 2 4 FEET SCALE 4 0 4 8 FEET SCALE ARCHITECTURAL I CIVIL ELECTRICAL MECHANICAL 3" R=2" 1y» T.O. CONIC EL 462.0 7 DIA ADH ANC. T.O. STEEL 1 EL 438.75 Q0 2A — %4"DIA BOLT, NOTE 4 O T.O. GRATING k EL 439.0 NOTE 5 LADDER TOP BRACKET Y4" BENT PL (2 LOCATIONS) I II 3/16l/ SECTION 1 A-1 A (LADDER CAGE NOT SHOWN) SCALE 3"=1 '-0" GEOTECHNICAL 4"I1Y41111Y4"I1Y4 3 SIDES 2A DETAIL 2 SCALE 3"=1 ' —0" 04-20-12 VAN ISSUED FOR BID DATE I REV I DESCRIPTION OF ISSUES & REVISIONS M. CI AGF F SECTION 2A-2A SCALE 3"=1'-0" DETAIL 109-20-0' NOTES: 1. REFERENCE DWG 109-20-075 FOR PIPE GUARDRAIL GATE DETAILS. 2. REFERENCE DWG 109-90-003 FOR CAGED LADDER DETAILS EXCEPT AS NOTED. 3. ADJUST SLAB EDGE FORM TO PROVIDE BEARING SURFACE WITH FULL CONTACT FOR LADDER TOP BRACKET. 4. PROVIDE 3/4"DIA A325 BOLTS WITH WASHERS AND SELF LOCKING NUTS. 5. TRIM BEARING BARS TO REST ON LADDER BASE BRACKET. UINUN INUNttK uAlL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND D. CURTIS 03-23-12 LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-23-12 THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DRAWN BY DATE CREATED T.A.. JOHNSTON 03-23-12 TE HATCH ASSOCIATES CONSULTANTS, INC. 0 HATCH DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 PE SEAL DISCIPL E LEAD ENGINEER DATE CITY AND BOROUGH OF SITKA, ALASKA J.H.INRUTHERFORD 03 23-12 PROJECT ENGINEER DATE BLUE LAKE EXPANSION PROJECT DJ KM JR P.R. RODRIGUE 03-23-12 DRAFTING PRIME PROD PROJECT MANAGER DATE COORD COORD ENGR S.M. HART 03-23-12 5 1 4 3 2 SECTION B-B SCALE 3/4"=1 '-0" RIGHT ABUTMENT RIGHT ABUTMENT ACCESS PLAN AND SECTIONS DRAWING NUMBER 109-20-076 �RDRAIL GATE I PROJECT No. A\ H332360 CU —REVNT 1 SAVED:O4-23-2012 2:32pm Byjohn64914 E C It A N CV N O N M N O W r O J d IAM E !7 0 0 R_ 2 E c � wB Eo o o ow Y w Ym J O co C co N m c+m Oco M cm CV C cm cm _ = c .% U c 0■ r� N Nloo s 0 N O CV C i 0') N C ow o 75 r z o w __j J cl- u__ NOTES: / WP2 AND DETAIL 4 COLLIMATION SIGHTING (DWG 109-20-084) 1. WP1 AND WP3 AT INTERSECTION OF END OF CURVE AND DAM T.O. PARAPET WALL EL 439.00 TARGET (CT1) CENTERLINE. TOE OF EXISTING DAM DETAIL 1 (SIM) SPILLWAY 2. INSTALL SURVEY TARGETS 7 DAYS AFTER PARAPET WALL (109-20-084) / T.O. DAM EL 428.00 _/ �� r , CONSTRUCTION. ell SP3" SURVEY - ' 3. PEDESTAL SP1 ON SURVEY PLATFORM. PRESSURE RELIEF WELLS REFERENCE POINTS NUMBER NORTHING EASTING ELEV AZIMUTH INCLINATION PR1 1913001.11 2380768.22 201 282 69 PR2 1912991.32 2380766.16 200 282 67 PR3 1912981.54 2380764.11 199 282 67 PR4 1913017.30 2380715.42 215 102 69 PR5 1913005.87 2380721.19 199 102 70 PR6 1912996.09 2380719.14 198 102 70 N PEDESTAL CREST EL 25.00 * SEE NOTE 5 T.P EL f429.00 ;Q0 4. ALIGN PEDESTAL FOUNDATION WITH DAM TANGENT LINE. s ,o - _� / \ 5. FOLLOW RPR DIRECTIONS FOR PRESSURE RELIEF (PR) DRILL �k,7 r�jjjj/ HOLE LOCATIONS AND ORIENTATION. TABULATED INFORMATION �' ,,`;iirrrrrrrrrrrrrrrr r rrrrrrrrrrrr / ON THIS DRAWING IS ESTIMATED AND IS PROVIDED FOR `�_ .l / REFERENCE DURING BIDDING AND WORK PLAN PREPARATION. //rrr rrrr/r rrr rr/rr r/il// /.Lrii/r r// �; - � � r /rrr/rrr r rrr rrrrr/rrr r rrrrr rr r/ r rrrr/rr �� � rr//rr//r rrr//rrrrrrrr rrr /rrrr r rrrrrrrr �hQ� 6. SEE PRESSURE RELIEF WELL DETAILS, DWG 109-20-083. r/� rrrrrr r � rrr rrr rrrr / ` r r �r.�r rrrr�a�ir � � rrr rrr r �- Sj, r r rr , xrrrrrr DETAIL 2 �� rrrrrr rrrrr r rr rrr rrr rrrr, r r/ rrrrr 9 rrr rrr/ rr�i r, r (DWG 109-22-004) DETAIL 1 �� rrrr rrrr DETAIL 5 yx� r rrr rrrrr _ r rrr rr o rrrr rrrr;;; (DWG 109-20-086) (DWG 109-22-004) //ii ' .v / a _ _ \ SIGHT LINE WP1 ��>� r rrrrrrrr rrrrrrrr � � 4w, rrr rrrr �Q (NOTE 1) r rriiii// / ��i iiiiiii PR4 p DETAIL 2 rrrr rrr �Q�O r rrrrrr �- -� (DWG 109-22-004) rrrr rrr �pj �/� T.O. DAM EL 428.00 A�(x �(X r /r riir �� rrr R5 M1 x ��S r rrrrrr D - � rr/r�rrr�rrrrr � � �4 r T.O. PARAPET EL 439.0 rrrrrr PR1 rrr -rrr/�rr rr r .rrrrr � �- 1 �rrrrri r rrr r 1 .5000 (�` / COLLIMATION READING rr - ^ TARGET (CT2) T.O. ABUTMENT PR6 PARAPET WALL �> r r rY1 - ,rrrrrr /r rrrrrr /rrrr NOTE 6 EL 439.00 PR2 r rr rrrrr \rrr r r/ / rrrr r �r rr r _ � D // rrrrr to rrrrrr � _ r r�,rr �� rrrr o ��� O rrrr G' r r�� r0 r r �� - w�' 1 °9-20_ �0�9 (r�.rorr 083 rrr r 0 PR3 ;po rrr r 1ti� 1� A - 8'_ O i OT I r �o� PRESSURE RELIEF - 2 WELL (TYP) '9 \ i � 01) (NOTES 5 & 6) APPROXIMATE iN EXTENT OF SURVEY TARGET (TYP) - •S� / rrrrr % RIP -RAP / (NOTE 2 CUT-OFF WALL DL 1 �-' - " ' 2 T.O.C. EL 440.00 / ETAI_ /` c� _ - r r / k 4 (109-20-084) _ /' w W z ku NOTE 4 "SP1" SURVEY PEDESTAL /� rrrrr rrr /ter �iii rr �i r SAP n t %rrrrrrrrr rrrr rrrr rrrr WP ��orE�,4o,UU4 T 1)l„ SUMMARY OF DAM EXTENSION MONITORING INSTRUMENTATION INSTRUMENTATION LOCATION PURPOSE / NOTES 1. UPSTREAM COLLIMATION SURVEY SINGLE TARGET ON DAM CREST (CT1) WITH RIGHT ABUTMENT SURVEY ALLOWS PERIODIC MONITORING OF DAM MOVEMENT DUE TO DAM THERMAL PEDESTAL (SP3) AND LEFT ABUTMENT READING TARGET (CT2). CHANGES AND CHANGES IN RESERVOIR ELEVATION. (UNITS: FEET) 2. DOWNSTREAM TRIANGULARIZATION ALLOWS MONITORING OF DAM CREST. AVAILABLE FOR POST EXTREME SURVEY PEDESTALS SP1 AND SP2 ON ABUTMENTS. TARGET NOS. T1 THROUGH T5. EVENT SURVEYS LOOKING FOR SIGNIFICANT CHANGES. (UNITS: FEET) 3. LEFT ABUTMENT PIEZOMETER MONITOR PRESSURE IN ROCK JOINTS BEFORE, DURING AND AFTER INITIAL DOWNSTREAM OF THRUST BLOCK ON LEFT ABUTMENT. RESERVOIR RAISE. INSTALLED AFTER FOUNDATION GROUTING. (UNITS: PSI) 4. DRAINAGE TUNNEL V-NOTCH WEIR MEASURES COLLECTED FLOW GENERATED THROUGH EXPLORATORY HOLES DRAINAGE TUNNEL PORTAL ON LEFT ABUTMENT. AND ROCK JOINTS IN THE DRAINAGE TUNNEL. (UNITS: GPM) 5. ADIT TUNNEL DRAIN HOLE MEASURES FLOW COLLECTED BY A SINGE DRAIN HOLE DRILLED INTO THE DRAIN HOLE DRILLED FROM THE EXISTING ADIT TUNNEL PORTAL. RIGHT ABUTMENT SLOPE. (UNITS: GPM) 6. PRESSURE RELIEF WELLS, PR1 TOE OF DAM WITH HOLES DRILLED THROUGH ROCK INTO CUT AND ACROSS PROVIDES DRAINAGE OF EXISTING TOE MATERIAL TO REDUCE PORE THROUGH PR6 "GUT" OF OLD RIVER CHANNEL. PRESSURES. ALLOWS FLOW MEASUREMENTS. (UNITS: GPM) 7. EXISTING DAM DRAINS PROVIDES DRAINAGE TO EXISTING DAM TOE MATERIALS. ALLOWS BASE OF DAM. PRESSURE MEASUREMENTS. (UNITS: PSI AND GPM) 8. THRUST BLOCK FOUNDATION DRAIN PROVIDES MEASUREMENT OF FOUNDATION DRAIN FLOW FROM THRUST WEIR AT DRAIN TUNNEL FACE ON DOWNSTREAM SIDE OF THRUST BLOCK. BLOCK FOUNDATION. (UNITS: GPM) 9. THERMOCOUPLE UNIFORMLY DISTRIBUTED IN MIDDLE OF DAM EXTENSION LIFTS WITH THREE TEMPORARILY USED DURING DAM EXTENSION CONCRETE PLACEMENT AND IN EXISTING DAM. CURING. (UNITS: DEG. F.) 10. JOINT METERS TEMPORARY, INSTALLED DURING DAM EXTENSION VERTICAL CONTRACTION BETWEEN VERTICAL CONTRACTION JOINTS. JOINT GROUTING. (UNITS: INCHES) SCOUR WALL HEAD BEAM (REF DWG-109-22-001) ��• � �Q� �iri, irrr r//rr// 0 d- 3g0• �L• � � l / rrr/////rrrr "SP2/'/ SURVEY PEDESTAL T.PAL 432.00 / DETAIL THRUST BLOCK DRAINAGE TUNNEL '� /(109-20-08 0 375 cv PLAN / LEFT ABUTMENT SCALE 1 "=10' / PIEZWETER FIELD LOCATED OY RPR D 0 r DESIGN ENGINEER DATE D. CURTIS 03-30-12 ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DAM EXTENSION INSTRUMENTATION DAM PLAN DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-30-12 DRAWN BY DATE CREATED D.C. JOHNS03-3 HATCHASSOCIATES TES CONSULTANTS, INC. 0 HATCH DRAWING CHECKED BYY DATEE J.H. RUTHERFORD 03-30-12 SCALE 0 10 20 FEET DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03 30-12 PE SEAL CITY AND BOROUGH OF SITKA, ALASKA 1 „_ 1 ol A I PROJECT ENGINEER DATE 04-20-12ISSUED FOR BID DJ KM JR P.R. RODRIGUE 03-30-12 DRAWING NUMBER PROJECT NO. A /A\ PROJECT MANAGER DATE BLUE LAKE EXPANSION PROJECT DATE REV DESCRIPTION OF ISSUES & REVISIONS DRAFTING PRIME PROD S.M.HART 109-20-081 H332360 CURRE _ cooRo cooRo ENCR 03-30-12 REV ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL 6 5 4 3 2 1 SAVED: 04-23-2012 1:42pm By john52453 ■© C M. A Cl- CYD Ln N O N O N V O LU W F- CD O J A CURRENT REV u J NOTES: EL 225.00 EL 220.00 E EL 200.00 WE C r A TIC N co O N CV cmpO 0 0 � r O w 75 o z O w J J EL 180.00 EL 160.00 EL 140.00 EL 120.00 E� 1 o � N OTE 15 I VARIES � 25DETAIL 1'-0" EL 203 ----------_ ♦ �'- f------ - - - - PLUNGE POOL APPR(lklf`AATF NWL EL 190 DAM CONTACT NPHYLLITE/GREYWACHE / (NO SPILL CONDITION) 0\\ \ I / \\\\ NOTE 15 FRACTURED BEDROCK \\\\0� I ESTIMATED BOUNDARY OF \y\\ I I FRACTURED BEDROCK I\\\\ I o o I AND TIGHT BEDROCK 1 / GORGE INFILL MATERIAL 1 \\\ ,` I (POSSIBLE ALLUVIUM/TILL) ESTIMATED GORGE BOUNDARY \ \\\\ I 1 \� I III\\\\I ►I;i1111111 #6 @ 12 /�� / d / (NP) / O / F PR WELL PROTECTION CAP NOTE 13 F NOTE 11 #4 0 @12 E #6 DWL W/ STD HOOK (2) (NOTE 12) EXCAVATE TO SOUND ROCK 610 SECTION D-D (DWG 109-20-081) SCALE 1"=10' 0 0 1 /4" rA1 „I I HOLE W/ PLUG 1'-0" 1'-0" SECTION E-E SCALE 1 "=1 '-0" TCHLINE 1 � 6 DWL (4) /- .�u4SS I I / THREADED DRAIN PIPE #6 DWL W/ / / NOTE 10 STD HOOK (2) (NOTE 12) SECTION F- F SCALE 1 "=1 ' -0" 4-5/8" X 6 9/16" WELDABLE STUD (TYP) SEE NOTE 10 DESIGN ENGINEER DATE A D. CURTIS 03-23-12 PR WELL PROTECTION CAP DESIGN CHECKED BY DATE DETAIL 1 J.H. RUTHERFORD 03-23-12 DRAWN BY DATE CREATED SCALE 1 "=V-0" D.C. JOHNSTON 03-23-12 DRAWING CHECKED BY DATE J.H. RUTHERFORD 03-23-12 0 10 20 FEET DISCIPLINE LEAD ENGINEER DATE SCALEA J.H. RUTHERFORD 03-23-12 PROJECT ENGINEER DATE 03-23-12 A ISSUED FOR BID DJ KM JR P.R. RODRIGUE 03-23-12 PROJECT MANAGER DATE DRAFTING DATE REV DESCRIPTION OF ISSUES & REVISIONS COORD ENGR IS. M. HART 03-23-12 ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 6 1 5 14 SUBSURFACE CONDITION as ° a EXCAVATE TO SOUND ROCK o w o I-_ 0 FRACTURED BEDROCK 0 rn TIGHT BEDROCK w 0 FRACTURED BEDROCK GORGE INFILL MATERIALS (POSSIBLE w ALLUVI U M / FI LL Q WITH COBBLES AND BOULDERS) FRACTURED BEDROCK TIGHT BEDROCK PE SEAL 0 z w 0 I- 1. PRESSURE RELIEF (PR) WELLS TARGET THE INTERSECTION WITH THE CENTER AXIS OF THE GORGE BOUNDARY AT EL. 140 FT. 2. ADJUST LOCATION, INCLINATION AND DEPTH OF PRESSURE RELIEF 6" PIPE WELL IN CONSULTATION WITH RPR WITH OBJECTIVE OF RELIEVING (NOTE 10) POTENTIAL HYDRAULIC PRESSURE IN EXISTING TOE INFILL MATERIAL. 3. SAMPLE SOILS USING STANDARD SPIT TUBE SAMPLER AS DIRECTED BY RPR. E 4. PERFORM PACKER TESTS IN THE BEDROCK TO DELINEATE ZONES as OF TIGHT AND FRACTURED/PERMEABLE ROCK, AS DIRECTED BY ° ° PQ SIZE 4.83" OWNER'S ENGINEER AND AS DESCRIBED IN THE TECHNICAL BOREHOLE SPECIFICATIONS. 4A. DRILL THE FIRST BOREHOLE WITH A TARGET ELEVATION OF 140 FT FOR THE INTERSECTION POINT WITH THE CENTER AXIS, UPPER ACCORDING TO THE ESTIMATED SUBSURFACE CONDITIONS. PREPACKED SCREEN MUNI-PAK 2"xY 4B.IF THE BOREHOLES ENCOUNTERS A MINIMUM OF 5 FT LENGTH OF GORGE INFILLING MATERIAL OR WEATHERED PERVIOUS UPPER SAND FILTER BEDROCK (PERMEABILITY GREATER THAN 3 LUGEON) ADJACENT (NOTE 9) TO THE CENTER AXIS, THEN THE CONTRACTOR IS TO PROCEED TO INSTALL THE PRESSURE RELIEF WELL. IF ONLY COMPETENT CEMENT / BENTONITE GROUT ROCK (RQD>90%, PERMEABILITY LESS THAN 3 LUGEONS) IS (3' THICK) FOUND, THE CONTRACTOR SHALL ABANDON THE HOLE WITH APPROPRIATE BACKFILL AND SEALING, AND RE -DRILL IT, TARGETING THE INTERSECTION POINT AT THE CENTER AXIS AT AN ELEVATION 10 FT HIGHER THAN IN THE PREVIOUS BOREHOLE (WITHOUT EXCEEDING THE SCOUR LEVEL), AS DIRECTED BY RPR, D SOLID PIPE 2" DIA UNTIL THE BOREHOLE FINDS THE MINIMUM 5 FT LENGTH OF NOTE 14) GORGE INFILLING MATERIAL OR WEATHERED PERVIOUS BEDROCK (PERMEABILITY 3 LUGEONS). THE UPDATED TARGET SHALL BE USED AS A REFERENCE IN DETERMINING THE TARGET ELEVATION DURING THE REST OF BOREHOLE DRILLING. NON SHRINK GROUT 4C. PLACE PR WELL SCREEN WHERE GORGE INFILL MATERIAL AND FRACTURED BEDROCK ARE ENCOUNTERED. 5. PROVIDE CEMENT/BENTONITE GROUT WITH 4% BENTONITE, WATER AND PORTLAND CEMENT MIXED TO ACHIEVE A SPECIFIC GRAVITY OF 1.7. 6. PR WELL HOLES: PQ SIZE (4.83" DIA.) CASING TO RETAIN GORGE INFILL MATERIALS, AND FOLLOWED BY HQ SIZE HOLE. BORE HOLES OF VARYING DEPTHS MAY BE REQUIRED, BUT THE LENGTH WILL CEMENT / BENTONITE GROUT NOT GENERALLY EXCEED 100 FT (30 M). (3' THICK) 7. PROVIDE PR WELL PREPACKED SCREEN. JOHNSON 304SS STAINLESS MUNI-PAK OF 2"X3" (3.5" OUTSIDE DIA. AND 2" INSIDE LOWER DIA.), WITH NO. 12 SCREEN SLOT SIZE (0.3 MM) AND FILTER PACK PREPACKED SCREEN MUNI-PAK 2"x3" 20/40, OR EQUIVALENT. c 8. PROVIDE PR WELL RISER/SOLID PIPE WITH SAME DIMENSIONS OF THE SCREEN. LOWER SAND FILTER 9. PROVIDE SAND FILTER PACK GRADATION: NO. 16 (20%), NO. 30 (NOTE 9) (60%), AND NO. 50 (20%). 10. PROVIDE 6" SCH 80 PIPE WITH SHOP INSTALLED WELDABLE STUDS AT 12" SPACING. PQ CASING DOWN TO FRACTURED ROCK 11. PROVIDE WELDED AWWA C207-07 CLASS B RING FLANGE AND (TEMPORARY) MATCHING BLIND FLANGE WITH GASKET. PROVIDE Y4" NPT HQ SIZE 3.79" BOREHOLE THREADED HOLE CENTER ON BLIND FLANGE WITH BRASS THREADED PLUG FOR Y4" DIA HOLE. 12. INSTALL #6 HOOKED DOWEL. DRILL AND GROUT IN 3' OF SOUND ROCK. 13. MAX ELEVATION FOR PR WELL FLANGE IS EL. 202 FT UNLESS SOLID PIPE HIGHER INSTALLATION ELEVATION APPROVED BY RPR. 14. INSTALL UPPER SCREEN AND SAND FILTER ON PR WELLS 1, 4 AND 5. EXTEND SOLID PIPE AND NON SHRINK CEMENT GROUT SO IT EXTENDS 12" INTO THE 6" SCH 80 PIPE EXTENSION. FILL THE NON SHRINK GROUT ANNULAR SPACE BETWEEN PIPES WITH NON SHRINK GROUT. B 15. REINFORCED CONCRETE PROTECTION FOR EXISTING DAM - FOUNDATION DRAIN PIPES. REF DWG 109-22-004 FOR DETAILS. BOREHOLE DETAIL SCALE V: 1 "=5' H: 1 "=1' ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND LANDSCAPE ARCHITECTS REGISTRATION ACT" (ALASKA STATUTE 'AS 08.48') MAY NOT BE ALTERED BY OTHER ANY PERSON, UNLESS HE IS ACTING UNDER THE DIRECTION OF OR IS A LICENSED PROFESSIONAL ENGINEER. THE ALTERING ENGINEER SHALL AFFIX TO THE ITEM THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. 0 HATCH HATCH ASSOCIATES CONSULTANTS, INC CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 DAM EXTENSION PRESSURE RELIEF WELL AND DEEP FOUNDATION INSTRUMENT DETAILS DRAWING NUMBER 109-20-083 PROJECT No. A\ H332360 CURRRE EVNT SAVED. 04-03-2012 1.11 pm By JOHN64914 A N CL- N O CV O LLJ F- O J FA T .l L 1 I L\-r-u CURRENT REV C FBI NOTE 3�� (TYP) SECTION A —A (DWG 109-20-084) SCALE 1 "=1 '-0" -TE '/HOR 'P) 1 H.I. OF INSTRUMENT SECTION B—B (DWG 109-20-084) SCALE 1 "=V-0" INSTRUMENT PEDESTAL C MOUNTING R COVER 3/16 A TYP J --- -- 7/8" DIA (TYP) I II I L _ _ _ PROVIDE HASP < , < TO MATCH < NON —SHRINK GROUT /< _ PEDESTAL COVER r < R41 I 3—#3 W/ STD HOOK �L' , CUTOUT (NOTE 3) < L 4 i Lu N \ L B DETAIL 1 SCALE 3"=1 '-0" A � � o T � T� N Co r � o N CD N C7 cn 00 0 11J o z o w J J r� 1'-0" ele NOT PEDESTAL COVER (3 REQUIRED) DETAIL 3 SCALE 3"= V-0" ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL JG )R COVER LOCK (NOTES 4, 5) 2" (TYP) DETAIL 2 SCALE 3"=1 '-0" 03-23-12 A ISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS 6 1 /2" t 3/16 1 /2" t TYP 1Y4" 1 / 16" CHAMFER RELIEVE AS NEEDED FOR THREADING DRILL & TAP 3/8-11 UNC-2A BRASS CAP NUT (3 REQUIRED) Y4" I y„ 4 MACHINED BAR 2" CHAMFER 5/6" CHAMFER /8-1 1 UNC—ZA RILL & TAP ."x20 1 " DIA SS BAR NOTES: 1. INSTALLATION PROCEDURES: • INSTALL ROCK BOLTS USING TEMPLATE. • UTILIZE LEVELING NUTS UNDER MONUMENT BASE PLATE TO PLUMB MONUMENT PIPE. • SECURE INSTALLATION WITH TOP NUT AND PLACE DRY PACK GROUT UNDER BASE PLATE. • INSTALL BASE SLAB FORMS. • PLACE BASE SLAB AND INTERNAL PIPE CONCRETE. INSTALL 3—#3 HOOKED REBAR IN PIPE CONCRETE. E • ALLOW CONCRETE TO SET A MINIMUM OF 24 HOURS. • INSTALL EMBEDDED MOUNTING PLATE IN TOP OF MONUMENT PIPE USING STIFF NON —SHRINK GROUT. • LEVEL INSTRUMENT PLATE WITH MACHINIST'S LEVEL. 2. EXPOSE SOUND ROCK. FACILITATE INSPECTION BY RPR PRIOR TO FIRST STAGE CONCRETE PLACEMENT. 3. PROVIDE 3/4" DIA. ROCK BOLTS WITH OVERALL LENGTH OF 4'-3, TWO NUTS PER BOLT. 4. INSTALL PIPE PEDESTALS AFTER FIRST STAGE CONCRETE ACHIEVES 28—DAY COMPRESSIVE STRENGTH. 5. SPACE #3 BARS AND ORIENT 90` HOOKS TO AVOID INTERFERENCE WITH MOUNTING PLATE. 6. THRUST BLOCK REINF NOT SHOWN FOR PEDESTAL SP2. 7. HOT DIP GALVANIZE PEDESTAL ASSEMBLIES INCLUDING PEDESTAL COVERS AND ROCK BOLTS. 8. INSTALL THREE 1/4—INCH THICK, 3/4—INCH BY 3/4—INCH LUGS TO SUPPORT MONUMENT COVER ON TOP OF 10—INCH DIAMETER MONUMENT PIPE. PRE —ASSEMBLE TO CONFIRM ADEQUATE TOLERANCES AND FIT. 9. PROVIDE HASP SYSTEM SIMILAR TO EXISTING MONUMENTS SO THAT STANDARD PROJECT LOCKS FIT. D L_ 30° ASSEMBLY INSTRUMENT MOUNTING PLATE (3 REQUIRED) SCALE: 1:1 DESIGN ENGINEER DATE D. CURTIS 03-28-12 PE SEAL ANY ITEM TO WHICH A PROFESSIONAL ENGINEER HAS APPLIED THEIR SEAL UNDER THE "ARCHITECTS, ENGINEERS, LAND SURVEYORS, AND CTINGAPE UNDERCTHECTS IRECTIONTOFION ORACT" (ALASKA IS A LCENSEDSTATUTE 'AS 08.48') MAY PROFESSIONALL ENGINEER. NOTHEEALTERED BY ATERNG ENGINEERRANY SHALLPESON,AFIXX TOUTHESTEMEIS THEIR SEAL, THE NOTATION "ALTERED BY", SIGNATURE, AND THE DATE OF SUCH ALTERATION, WITH A SPECIFIC DESCRIPTION OF THE ALTERATION IN THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. DESIGN CHECKED BY DATE J.H. RUTHERFORD 03-28-12 DRAWN BY DATE CREATED D.C. JOHNS03-2 R HATCHHATCHASSOCIATESCONSULTANTS, INC. DRAWING CHECKED BYY DATEE J.H. RUTHERFORD 03-28-12 DISCIPLINE LEAD ENGINEER DATE J.H. RUTHERFORD 03-28-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE P.R. RODRIGUE 03-28-12 DJ KM JR BLUE LAKE EXPANSION PROJECT PROJECT MANAGER DATE I S.M. HART 03-28-12 DRAFTING COORD EN°R 5 1 4 3 2 0 1 2 FEET SCALE 1 "=1'-Off 0 6" 1 FOOT SCALE 3f1=1'-01, DAM EXTENSION SURVEY PEDESTALS SECTIONS AND DETAILS — SHEET 1 DRAWING NUMBER 109-20-085 PROJECT No. A\ H332360 CURRENT 1 SAVED: 04-03-2012 1.10pm By JOHN64914 C 11 A W N O N O N O 0 W CD J W