Loading...
HomeMy WebLinkAboutFeature 30 - Tunnel Modification/A\ CURRENT REV ANSI D 2'-0" 40'-0" NOTES: II 0 c M. A L� c o a co CV o r 0 O N CD M N CV 6n � o h'J T o ui 75 o z o w J n 1 " PIPE NIPPLE / W/ VALVE (GROUT PORT) - 8" CLASS 150 FLANGE 8" 0 LUG STYLE BUTTERFLY I VALVE, CLASS 150 (MANUAL) T TUNNEL INVERTS T i U Z BLOCKING (TYP)) (2) 1 " DIA ALL - ROD W/ EPDXY (109-90-001) TUNNEL PLUG PROFILE TO BE LOCATED BETWEEN STA. 65+20 — 65+80 (NOTE 1) SCALE A C4x7.2 TUNNEL INVERT (TYP) VIEW A —A VIEW B—B DETAIL 1 PIPE SUPPORT SCALE B I A 03-23-12 A ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 6 0".t C-nl I An m1mr 5 TUNN SHOWN AT STA 65� M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 DRAFTING COORD PRIME COORD PROJ ENGR ENGR 4 HOLE SECTION A -A SCALE A 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. RA HATCH HATCH ASSOCIATES CONSULTANTS, INC CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 1. EXISTING TUNNEL PROFILE VARIES (REFER TO DRAWINGS 109-05-042 THRU 109-05-046). THE LOCATION OF THE PLUG SHALL BE SELECTED TO OBTAIN A BENEFICIAL VARYING DIAMETER, IN THE FIELD BY THE RPR, WITHIN THE RANGE SHOWN. 2. SCALE AND WASH ALL SURFACES TO RECEIVE NEW CONCRETE E PRIOR TO CONCRETE PLACEMENT. USE HIGH PRESSURE (> 6000 PSI) WASH TO REMOVE ALL DELETERIOUS MATERIAL. CONCRETE SHALL BE MIX C. 3. THE EXISTING INTAKE STRUCTURE LEAKS, REFER TO SPECIFICATION 01014 FOR SEALING PLAN. PROVIDE SUITABLE MEANS TO DEWATER THE LEAKAGE AND PUMP TO THE TUNNEL PORTAL (EL 313.0) FOR TRANSFER TO THE SETTLEMENT BASIN. THE ARRANGEMENT SHOWN HAS A DESIGN CAPACITY OF 200 GPM. (REFER TO SPECIFICATION 01014 FOR EXISTING INTAKE CLOSURE). 4. COMPLETE PRIMARY CONSOLIDATION GROUTING PRIOR TO CONCRETE PLUG PLACEMENT. CONTACT GROUT AFTER CONCRETE REACHES REQUIRED STRENGTH (fc'=2800 PSI); GROUT FROM UPSTREAM TO DOWNSTREAM; GROUT PRESSURE 30 PSI. SECONDARY CONSOLIDATION GROUTING TO OCCUR AFTER CONTACT GROUTING; GROUT PRESSURE 75 PSI (NOMINAL). 5. AFTER ALL GROUTING IS COMPLETE CLOSE VALVE THEN FILL 8-INCH PIPE WITH NON -SHRINK GROUT AS SHOWN. GENERATION OUTAGE CONSTRAINTS: 1. CONTROL WATER IN WORK AREA PRIOR TO CONCRETE PLACEMENT. 2. COMPLETE PRIMARY CONSOLIDATION GROUTING PRIOR TO CONCRETE PLACEMENT. 3. CONCRETE PLUG MUST REACH DESIGN STRENGTH BEFORE CONTACT GROUTING. 4. SECONDARY CONSOLIDATION GROUTING STARTS AFTER CONTACT GROUTING IS COMPLETE. 5. COMPLETE ALL PLUG GROUTING BEFORE CLOSING VALVE AND GROUTING 8-INCH PIPE. 6. ALLOW THE FOLLOWING MINIMUM CURE TIMES: - PRIMARY GROUT: 4 HOURS - CONCRETE (MIX C): 7 DAYS/2800 PSI, WHICHEVER IS LONGER, BASED ON ASTM C39 (MOLDED CYLINDERS) - CONTACT GROUT: 16 HOURS - SECONDARY GROUT: 16 HOURS 0 1 2 FEET SCALE B 0 4 8 FEET SCALE A "=1'-0„ 8 TUNNEL MODIFICATIONS INTAKE TUNNEL CONCRETE PLUG CONCRETE AND REINFORCING DRAWING NUMBER 109-30-002 PROJECT No. A\ H332360 REV SAVED: 03-22-2012 6:05pm By karc48563 C Lel 19 A n ANSI D CURRENT REV NOTES: Al 0 TYP 5/$ IW.03II►IM11►1:1GZ 2y2" (MIN) \ NEW ECCENTRIC REDUCER I CONNECTION DETAIL —� P L y2 BACKER 6" PLATE I~�1 (TYP) 00 13„ + I TYP TEMPORARY INTERNAL BRACING co �_ ,1 AND EXTERNAL BLOCKING JOINT DETAIL (NOTES 2, 3 AND 4) (TYP, NOTE 7) r►A NOTE 8 ° V d ° ° e ° ° a ° d u I II ' I II ' I II ' I II . ' I II I II • i — — °d e ° d I ° d ° e ° d °d e 4 e c STA 60+08.9 EL 156.45 (109-05-046) A. A cm o� N O 0 N O M N N CT)� o cY T ow 75 o z o w J J 10'-0" ECCENTRIC REDUCER TEMPORARY INTEI AND EXTERNAL E (NOTES 2, 3 AN[ BY CONTRACTOR GROUT BEHIN (109-30-0Z 4*A °°d d1'-0" SECTION A -A (ARCH #9 SHOWN, NOTE 5) SCALE B ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 1. SINGLE LONGITUDINAL WELD IF LINER IS WRAPPED. THREE 4. LOCATE INTERNAL BRACING NEAR LINER SECTION ENDS; MINIMUM LONGITUDINAL WELDS OTHERWISE. ONE PER SECTION AND 20 FT MAXIMUM SPACING. WELD EXTERNAL BLOCKING PIECES TOGETHER AND TO THE LINER TO 2. PROVIDE TEMPORARY INTERNAL BRACING TO MAINTAIN CIRCULAR ENSURE BLOCKING WILL NOT MOVE DURING GROUT PLACEMENT. SHAPE OF LINER DURING GROUT PLACEMENT. REMOVE BRACING AFTER STAGE 4 GROUT REACHES (f'c = 3000 PSI) AND STAGE 5. DETAILS OF THE EXISTING AS -BUILT CONCRETE ARCHES ARE 5 GROUTING IS COMPLETE. SHOWN ON THE EXISTING TUNNEL AND PENSTOCK REFERENCE DRAWINGS. REFER TO REFERENCE DWG 5806-14 (CAREY & 3. SECURE LINER SECTIONS DURING GROUT PLACEMENT WITH KRAMER) AND DRAWINGS 109-05-041 THRU 109-05-046 EXTERNAL STEEL BLOCKING AT INTERNAL BRACING. (O'NEILL). 6. GROUT OUTER RINGS PRIOR TO INNER RING. STAGE 5 CONTACT GROUT AT CROWN (109-30-022) 2" DIA CONTACT GROUT PLUGS TOP, MIDDLE AND LOW SIDE (109-30-022) (TYP) NOTE 8 d d ° ° e ° d e ° d 7. JOINT DETAIL MAY BE MODIFIED BY CONTRACTOR TO SUIT CONTRACTOR'S FABRICATION DETAILS. CONTRACTOR TO SUPPLY LINER SEGMENT LENGTHS TO SUIT HIS CONSTRUCTION METHODS. 8. STAGE 3 AND 4 GROUT PLACEMENTS SHOWN IN (3) SEPARATE INCREMENTS. CONTRACTOR TO MODIFY PLACEMENT LENGTHS TO SUIT HIS WORK PLAN. 6. GROUT ALL EXISTING PRESSURE RELIEF DRAINS BEHIND NEW LINER IN CONJUNCTION WITH STAGE 1 GROUTING. o 0 Z_ + w d � GROUT RING (TYP) u) (109-30-022) (NOTE 6) NOTE 9 w z J u7 z o z Lo w + N + + Z Lo w `° w Q0 wo cn ci w NOTE 8 d - e ° ° d° g d e i d °°° d 10'-0" I II II 1 II II NOMINAL I I + (MAXIMUM) I I I I _ • II II II _ - - 1 1 3.4% SLOPE I 1 _ _ - - - II II - - II • II _ _ - - I- II • II ' II II II II II • II II II II 11 1I 1110 • ° ° ° ° e e d ° ° d ° d d d e • ° e e a ° d ° ° d • d ° d ° ° d ° ° d ° d d d d ° d ° NOTE 4 0 0 o I 00 3» 00 NEW LINER AIL )TE 1 03-23-12 A ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 108'-0" STAGE 3 GROUT INVERT (109-30-022) ELEVATION SCALE A CONTACT GROUT (TYP) JUAUN tNUINttrc JAIt M.F. D U M 0 NT 0 3 — 2 3 — 1 2 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. DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED ECEDARDSON 03 0 E-12 HATCH ASSOCIATES CONSULTANTS, INC. PAA HATCH' DRAWING C S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 CITY AND BOROUGH OF SITKA, ALASKA PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR BLUE LAKE EXPANSION PROJECT PROJECT MANAGER DATE S.M HART 03-23-12 °EoERD COORR EN°R 5 1 4 3 2 EXIST CONC o p (2) STAGE 4 GROUT PLUGS (109-30-022) d FORMED SURFACE OF GROUT AT UPSTREAM END OF LINER 0 2 4 FEET SCALE B 2 0 4 8 FEET SCALE A 4 "= TUNNEL MODIFICATIONS EXISTING UPPER TUNNEL NORTH PORTAL LINER INSTALLATION ELEVATION AND SECTION DRAWING NUMBER 109-30-021 PROJECT No. A\ H332360 KCUREVRE NT SAVED: 03-22-2012 6:06pm By karc48563 Al C X A 0 N N CV CYD m LU CD Q N N 00 N O N O N CD O LIJ CD O r N O N N CV CYD LU O J /A\ CURRENT REV ANSI D NOTES: 1. SINGLE LONGITUDINAL WELD IF LINER IS WRAPPED. THREE LONGITUDINAL WELDS OTHERWISE. r 0 c M. A �cm r c� N N r O 0 N CD i M N N 0-)� o M T ow 75 o z o w J J n TEMPORARY INTERNAL BRACING AND EXTERNAL BLOCKING (NOTES 2, 3 AND 4) BY CONTRACTOR GROUT BEHIND LINE (109-30-026) SECTION A —A SCALE B ARCHITECTURAL I CIVIL I ELECTRICAL I MECHANICAL I GEOTECHNICAL NEW LINER ECCENTRIC REDUCER CONNECTION DETAIL (TYP) 6" JOINT DETAIL (TYP, NOTE 9) ELEVATION SCALE A M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. CHECKEDDRAWING D RIICHARDSON 03 2E-12 S.W. PERKINS 03-23-12 UIJI;IYLINt LtAU tNbINttK UAIt S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE 03-23-12 q ISSUED FOR BID MLR SWP PRR P.R. RODRIGUE 03 PROJECT MANAGERD2E-12 DATE REV DESCRIPTION OF ISSUES & REVISIONS °RAFTING OOR PROJ S.M HART CAFTN COORD ENGR 03-23-12 — 6 5 4 XISTING CONC' FORMED SURFACE OF GROUT AT UPSTREAM END OF LINER NEW LINER NEW LINER ]a a EXISTING CONC a I � I CONTACT GROUT (TYP) 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 2. PROVIDE TEMPORARY INTERNAL BRACING TO MAINTAIN CIRCULAR SHAPE OF LINER DURING GROUT PLACEMENT. REMOVE BRACING AFTER STAGE 4 GROUT REACHES (f'c = 2800 PSI) AND STAGE 5 GROUTING IS COMPLETE. 3. SECURE LINER SECTIONS DURING GROUT PLACEMENT WITH EXTERNAL STEEL BLOCKING AT INTERNAL BRACING. 4. LOCATE INTERNAL BRACING NEAR LINER SECTION ENDS; MINIMUM ONE PER SECTION AND 20 FT MAXIMUM SPACING. WELD EXTERNAL BLOCKING PIECES TOGETHER AND TO THE LINER TO ENSURE BLOCKING WILL NOT MOVE DURING GROUT PLACEMENT. 5. DETAILS OF THE EXISTING AS -BUILT CONCRETE ARCHES ARE SHOWN ON THE EXISTING TUNNEL AND PENSTOCK REFERENCE DRAWINGS. REFER TO REFERENCE DWG 5806-14 (CAREY & KRAMER) AND DRAWINGS 109-05-041 THRU 109-05-046 (O'NEILL). 6. GROUT OUTER RINGS PRIOR TO INNER RING. 7. STAGE 3 GROUT PLACEMENT SHOWN IN ONE INCREMENT. CONTRACTOR TO MODIFY PLACEMENT LENGTH TO SUIT HIS WORK PLAN. 8. GROUT ALL EXISTING PRESSURE RELIEF DRAINS BEHIND NEW LINER IN CONJUNCTION WITH STAGE 1 GROUTING. 9. JOINT DETAIL MAY BE MODIFIED BY CONTRACTOR TO SUIT CONTRACTOR'S FABRICATION DETAILS. CONTRACTOR TO SUPPLY LINER SEGMENT LENGTHS TO SUIT HIS CONSTRUCTION METHODS. 0 2 4 FEET SCALE B 2 0 4 8 FEET SCALE A %"=1'-0„ 4 TUNNEL MODIFICATIONS EXISTING LOWER TUNNEL LOWER PORTAL LINER INSTALLATION ELEVATION AND SECTION DRAWING NUMBER 109-30-025 PROJECT No. q\ H332360 G REVNT SAVED: 03-22-2012 6:15pm By karc48563 r C X A /A\ CURRENT REV ANSI D NOTES: r 0 C A 75 n= a N N r 0 N CD M N � CV 6� � o Co T CDw 75 o z o w J J �y6" LINER 00 01?ru -FVDIr01 TRANSPORTATION DETAIL LOWER PORTAL (WRAPPED LINER OPTION) STA 4+32 SCALE A nnAIInAI nrnl Inrn f`rnTI nAI TO BE FABRICATED IN THREE LONGITUNAL PIECES ECCENTRIC REDUCER DETAIL LOWER PORTAL SCALE A ARCHITECTURAL I CIVIL I ELECTRICAL I MECHANICAL I GEOTECHNICAL 5'-0" STAGE 1 `Vj LV(VP1LL1 JI 2" DIA (MIN) G (TYP) (NOTE 8) a a a a a a a a a SEAL (TYP) 2" DIA (IVIIIV, I IL/JVIf\LI THREADED PLUG AT 1OFT (MAX) SPACING ONE PER SEGMENT (MIN) (NOTE 6) GROUT PLUG DETAIL STAGE 5 SHOWN (NOTE 5) SCALE B I A 03-23-12 q ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS -1 1 6 5 I nnAITAnT nnnl IT GROUTING AND CONCRETE PLACEMENT DETAIL LOWER PORTAL STA 4+32 (EXISTING ARCH #1, NOTE 1) SCALE A M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 MLR SWP PRR PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 PROJECT MANAGER DATE S.M HART 03-23-12 DRAFTING COORD PRIME COORD PROJ ENGR ENGR 4 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. RAHATC14 HATCH ASSOCIATES CONSULTANTS, INC CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 1. DETAILS OF THE EXISTING AS -BUILT CONCRETE ARCHES ARE SHOWN ON THE EXISTING TUNNEL AND PENSTOCK REFERENCE DRAWINGS. REFER TO REFERENCE DWG 5806-15 (CAREY & KRAMER) AND DRAWINGS 109-05-041 THRU 109-05-046 (O'NEILL). 2. SINGLE LONGITUDINAL WELD IF LINER IS WRAPPED. THREE LONGITUDINAL WELDS OTHERWISE. 3. DEMOLISH EXISTING REINFORCED CONCRETE PRIOR TO LINER INSTALLATION. 4. ON ARCH WALLS LIMIT DEMOLITION OF EXISTING CONCRETE LINER TO NO MORE THAN THE DEPTH OF THE EXISTING REINFORCEMENT LEAVING THE REINFORCEMENT INTACT, UON. 5. DEMOLISH INVERT CONCRETE AS REQUIRED TO INSTALL NEW LINER. 6. HEX SOCKET THREADED PLUG TO BE STEEL THREADED PIPE FITTING PLUGS AS SUPPLIED BY McMASTER CARR (ITEM 044605K681) OR SIMILAR DIAMETER, TO SUIT CONTRACTORS WORK METHODS. 7. LIMIT LATERAL (SIDE TO SIDE) DIFFERENTIAL GROUT LEVELS TO 1 FT DURING STAGES 3 AND 4. 8. GROUTING AND GROUT PLACEMENT: (NOTE 2) STAGE 1 - NEAT CEMENT GROUT OF EXISTING TUNNEL - 30 PSI GAGE (COMPLETE STAGE 1 IN ALL HOLES IN THE RING BEFORE STARTING STAGE 2) STAGE 2 - NEAT CEMENT GROUT OF EXISTING TUNNEL - 50 PSI GAGE INSTALL STEEL LINER AFTER STAGE 2 STAGE 3 - GROUT (SAND CEMENT MIX) STAGE 4 - GROUT (SAND CEMENT MIX) 9. REFER TO DRAWING 109-30-021 FOR TEMPORARY BRACING AND BLOCKING. 10. REMOVE THREADED PLUG AFTER STAGE 4 GROUTING IS COMPLETE. GROUT STAGE 5 AND PLUG WELD ALL HOLES ON COMPLETION. DRILL STAGE 5 CONTACT GROUT HOLES 3-INCHES (MIN) INTO THE EXISTING CONCRETE LINER. GENERATION OUTAGE CONSTRAINTS: 1. CONTROL WATER IN WORK AREA AND COMPLETE STAGE 1 AND 2 GROUTING PRIOR TO LINER PLACEMENT. 2. COMPLETE FIELD WELDING PRIOR TO STARTING STAGE 3, 4 AND 5 GROUTING. 3. ALLOW THE FOLLOWING MINIMUM CURING TIMES: - STAGE 1: 4 HOURS - STAGE 2: 4 HOURS - STAGE 3: 16 HOURS - STAGE 4: 7 DAYS/2800 PSI, WHICHEVER IS LONGER, BASED ON ASTM C39 (MOLDED CYLINDERS) - STAGE 5: 16 HOURS PRIOR TO SEAL WELDING PLUGS 4. COMPLETE SEAL WELD PLUGS PRIOR TO REPAIRING LINER COATING. 5. COMPLETE LINER PAINT COATING AND PROVIDE SUFFICIENT CURE TIME FOR COATING BEFORE REWATERING TUNNEL. 0 6" 1 FOOT SCALE B 3"=1'-0" 0 2 4 FEET SCALE A 4"=1'-0„ TUNNEL MODIFICATIONS EXISTING LOWER TUNNEL LOWER PORTAL LINER INSTALLATION GROUTING AND DETAILS DRAWING NUMBER 109-30-026 PROJECT No. A\ H332360 REVNT 1 SAVED: 03-22-2012 6:16pm By karc48563 M C L A I�■ ❑■ no L:3 A N � �o N V r o 0 0 c� m o m CV O � T o w o ::I -- CD Lu J J II[ 45.0 42' HDPE PIPES I \/ 0 36° WATER 0 PORTAL PIPES 0 r• I t7 ISTING TUNNEL Q 17 SURGE SHAFT ADIT TUNNEL �CV. CD J ���r✓�� r FENCED 0 RECTANGULAR E CED AREA � (II (109-30-045) 117.4' APPROXIMATE AREA OF \ TEMPORARY DISTURBANCE 100'x100' (NOTE 4) PLAN SURGE SHAFT ADIT TUNNEL AND SURGE SHAFT SCALE A � S �0, / INTERSECTION SURGE SHAFT ADIT TUNNEL TO EXISTING NNEL STA 9+54.56 ARCHITECTURAL CIVIL ELECTRICAL f- 0 N � x 0 W � - F- O O SURGE SHAFT ADIT TUNNEL 10.0' 30.0' PLAN AT SURGE SHAFT SCALE B MECHANICAL GEOTECHNICAL 1Pi9 c� �\P �0 O 0 D 09-14 4 8.0' DIA SHAFT FROM UPPER SURGE SHAFT TO ADIT 04-20-12 q ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 5 560.00 540.00 520.00 500.00 480.00 460.00 440.00 420.00 400.00 380.00 360.00 340.00 320.00 300.00 280.00 260.00 240.00 220.00 200.00 180.00 160.00 140.00 120.00 100.00 80.00 60.00 40.00 TUNNEL WORKPOINT COORDINATES NUMBER NORTHING EASTING ELEVATION TWP4 1909308.59 2375705.32 472.3 TWP5 1909317.33 2375588.25 122.0 TWP6 1 1909160.42 1 2375242.62 118f LEGEND: NOTES: ® CLASS III SUPPORT 1. SURGE SHAFT ADIT TUNNEL DIMENSIONS SHOWN ARE INTENDED TO BE COMPATIBLE WITH THE INTAKE TUNNEL. CLASS II SUPPORT SMALLER DIMENSIONS (8 FT DIAMETER MIN) MAYBE USED FOR CLASS I SUPPORT THE CONTRACTOR'S CONVENIENCE. 2. BORING DH09-14 DRILLED NOV 2009. SEE TM-07 FOR DETAILS. 3. ROCK SUPPORT DETAILS SHOWN ON DWG 109-90-004. 4. RESTORE VEGETATION IN DISTURBED AREAS PER SPECIFICATION 02950. 5. ROCK SUPPORT LOCATIONS AND LENGTHS ARE ESTIMATES. FINAL LOCATION AND LENGTHS OF ROCK SUPPORT WILL BE DETERMINED BY THE RPR IN THE FIELD. 6. INSTALL CONCRETE HYDRAULIC LINER BETWEEN TUNNEL PLUG AND SURGE SHAFT SIMILAR TO INTAKE TUNNEL LINER (REFER TO DRAWING 109-24-004) IF AND AS DIRECTED BY THE RPR. A HYDRAULIC LINER WILL BE REQUIRED IF CLASS II OR CLASS III ROCK SUPPORT IS USED AS DETERMINED BY THE RPR. -500.00-400.00-300.00-200.00-100.00 0.00 100.00 200.00 M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 °CoaloG COORD EN�R 0 PROFILE ALONG SURGE SHAFT ADIT TUNNEL AND SURGE SHAFT SCALE A 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. CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 1 2 560.00 540.00 520.00 500.00 480.00 460.00 440.00 420.00 400.00 380.00 360.00 340.00 320.00 300.00 280.00 260.00 240.00 220.00 200.00 180.00 160.00 140.00 120.00 100.00 80.00 60.00 40.00 0 5 10 FEET SCALE B 1 "=5' 0 50 100 FEET SCALE A 1 "=50' TUNNEL MODIFICATIONS SURGE SHAFT ADIT TUNNEL PLANS AND PROFILE DRAWING NUMBER 109-30-040 PROJECT No. A\ H332360 CURRENT 1 SAVED: 04-20-2012 8:21am By suth64534 r C A A r M M N O N N CV CYD LU O J 70'-0" MIN. NOTES: AANSI D CURRENT REV N A 0 C 35'-0" MIN. r*A EL 472.3f AISED PATTERN AFETY PLATE 3'-0" MAN GATE I , SLOPE i �GE SHAFT W8 BEAM (TYP) STEEL GRATING (REMOVABLE) HANDRAIL S12 1 TON CAPACITY HOIST SUPPORT BEAM (NOTE 5, DWG 109-30-046) STEEL GRATING (FIXED) 4A 30'-0" MIN. T.O. STEEL EL 484.0 TRUSS (TYP) PROVIDE TEMPORARY KNEE —BRACE SHOES, TO LAND ON ROCK B WHEN FLOWN IN, (2) PLACES OFF COLUMNS IIII IIII Iul LJ 12" CONIC CURB W8 SUPPORT COL. (TYP) COL. RAISED PATTERN SAFETY PLATE 15'-0" 20'-0" MIN. 20'-0" DIA. z SURGE o0 SHAFT C \� \ W8 COLUMN 11 11 (TYP) z SL00 UFJL 00 �� ► OUTLINE OF o SHAFT 00 LINER SURGEBELOW / BL W8 BEAM (TYP) C z CONCRETE CURB (109-30-047) 0 8'-0" HIGH PLAN SECURITY FENCE SCALE A SURGE SHAFT c ' ` �•i'i' 1 •IVA ''III I : III III III I I IIII II l LJJJ I I LW u I A DIA CID20'-0" cn — �1 Sri "I o O ELEVATION A —A N N o SCALE A h'J T CDw 75 o z CD J J ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - COL. 30'-0" MIN. L3x3 END STOP (TYP) STEEL CHAIN LINK FABRIC (NOTE 3, DWG 109-30-049) 8'-0" HIGH SECURITY FENCE — GRAB BAR FIN. GRADE IIII IIII Jul LJ 12 GA. (CONTECH 2—FLANGE) SHAFT LINER PLATE SURGE SHAFT LINER EL 459.75 MIN. (NOTE 1) 03-23-12 q ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 COL. RAISED PATTERN SAFETY PLATE T.O. STEEL EL 483.67 W8 (TYP) DIA ROD BRACE SURGE SHAFT W8 COL. 12 GA. (CONTECH 2—FLANGE) SHAFT LINER PLATE CONC. PEDESTAL (TYP) FIN. GRADE I II II IN II IIII II II I III II IIII I I IIII II II I I �J II II IIII I I IIII II II L I II II IIII I I IIII II II J II II IIII I I IIII II II II II IIII IIII II II II II IIII IIII II II II II LW m II II OUTLINE OF SURGE II II II II SHAFT LINER 11A L 1 20'-0" DIA ELEVATION C—C SCALE A COL. SURGE COL. 25' MIN. 10'-4" _ _ SHAFT 15'-0" 20'-0" MIN. ^ T.O. STEEL EL 484.0 L3x3 END STOP S 12 HOIST SUPPORT BEAM GRAB BAR HANDRAIL RAISED PATTERN STEEL SAFETY PLATE GRATING I SLOPE T.O. STEEL EL 472.0 W8 SUPPORT COL. (TYP) EL 464.5 II' L IIII Illj L� Lw M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 DRAFTING COORD PRIME COORD EPROJ N G ENR 5 1 4 RAISED PATTERN SAFETY PLATE SLOPE7 i 20'-0" DIA ELEVATION B-B SCALE A I FIN. GRADE DIA ROD BRACE EX. GRADE — T.O. STEEL EL 483.67 T.O. CONC.* EL 479.2 12" CONC. CURB 12 GA. (CONTECH 2—FLANGE) SHAFT LINER PLATE SURGE SHAFT LINER EL 459.75 MIN. (NOTE 1) 1. BOTTOM OF LINER TO BE DETERMINED BY RPR IN THE FIELD BASED ON ROCK QUALITY DURING CONSTRUCTION. 2. REFER TO DWG 109-01-01 1 FOR CIVIL/STRUCTURAL GENERAL NOTES. 3. REFER TO DWG'S 109-90-002 AND 109-90-003 FOR CIVIL/STRUCTURAL MISCELLANEOUS DETAILS. 4. REFER TO DWG 109-30-046 FOR TOP PORTAL PLANS. 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. RAHATCH HATCH ASSOCIATES CONSULTANTS, INC. CITY AND BOROUGH OF SITKA, ALASKA 8'-0" HIGH SECURITY FENCE �r mC Ills C IIII Iu L_ J FOR FENCING DETAILS REFER TO NOTE 3 0 4 8 FEET SCALE A A TUNNEL MODIFICATIONS SURGE SHAFT TOP PORTAL GENERAL ARRANGEMENT PLAN AND ELEVATIONS DRAWING NUMBER PROJECT No. A BLUE LAKE EXPANSION PROJECT 109-30-045 H332360 CUREVRRENT 3 1 2 1 1 SAVED: 03-22-2012 4:33pm By suth64534 ANSI D A RRRENT REV E * ASTERISK INDICATES DIMENSIONS THAT REQUIRE VERIFICATION, PRIOR TO COMMENCING B WITH ANY LOWER ROOF FRAMING FABRICATION. SURGE HR AND TOE PL SHAFT (FIXED SECT) 4'-6" 16" RAISED PATTERN SAFETY PLATE (SEE NOTE 6) I~ r IA W8x15 77_ p Ln Ln X _ - - 00, @) W8x15 C cn W8x 15 13.5° REMOVABLE HR W8x 15 W8x 15 • MENEMMEMNON! �MEMO ���� .0 .■ ■■ ME 00 .■ MEMO MO ■■ M ����� NONE • .- fA IN .■ ����� NONE ME EM MEMO IIIIIIIIIIIIIII ' IIIIIIIIII IIIIIIII�..����� •• IIIIIIl1111 IIIIIIIIIIII --�:•:�!icy!e�.��������������--������������ C ±109-30- 0 J -m / > / O w i 00 o In N 12 GRT'G m o I N GRT'G SEAM 12" GRT'G REMOVABLE GRT'G SEAM DETAIL TYP AT ALL SEAMS N.T.S HANDRAIL SOCKETS (NOTCH AND BAND GRATING AROUND HANDRAIL SOCKET LOCATIONS) (TYP) TYP REMOVABLE GRT'G SEAM 049 I / 0 / z 0 U w cn w p / -�O QCD �TIPi - \�0» REMOVEABLE GRT'G SEAM DETAIL 7 SAFET Y YGATE A 109-30-047 HR AND TOE PL GRATED AREA (FIXED SECT) (NOTE 2) LOWER ROOF PLAN (NOTE 4) SCALE A A �" �� N r O 0 0 CV � O N 0 � T ow o z o w J J ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - SURGE SHAFT LINER W8x 13 SUPPORT COL (TYP) COL I 0 0 A W8x28 (TYP) COL'S Al, A2, B1 AND B2 B SURGE SHAFT 109-30-047 04-20-12 A ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 NOTES: 1. REFER TO DWG 109-01-011 FOR CIVIL/STRUCTURAL GENERAL 4. LOWER ROOF STRUCTURE IS DESIGNED TO SUPPORT A 100 PSF NOTES. UNIFORM LIVE LOAD 2. GRATING SHALL BE TYPE GW 12" x 3/6" BEARING BARS SPACED 5. THE ONE (1) TON CAPACITY HOIST BEAM IS DESIGNED TO AT *16" C—C AND SPACE BARS SPACED AT 4" C—C, WELDED SUPPORT THE WEIGHT OF A 2 PERSON MAN —BASKET (INCLUDES STEEL SERRATED GRATING BY McNICHOLS. GRATING SHALL BE HOIST AND TROLLEY WEIGHT). HOIST AND MAN BASKET TO BE GALVANIZED. OWNER FURNISHED. E INDICATES SPAN OF 1Y2" STEEL WELDED MONORAIL CAPACITY (1 TON) MUST BE STENCILED ON THE FACE BAR GRATING. [LL=100psf] OF S12 WEB WHICH OCCURS BETWEEN COLUMN LINES 1 AN 2. 3. UPPER ROOF STRUCTURE IS DESIGNED TO SUPPORT THE WEIGHT 6. ROOF PLATE SHALL BE RAISED PATTERN 4—WAY SAFETY PLATE OF A HELICOPTER. (HELICOPTER WEIGHT = 6000 LBS, IMPACT CONFORMING TO ASTM A786 AS A PRODUCT OF ASTM A36 PLATE FACTOR 25%) IN COMBINATION WITH 100 PSF UNIFORM LIVE LOAD. WITH LARGE RAISED PATTERN LUGS AS MANUFACTURED BY RYERSON OR APPROVED EQUAL. THICKNESS AS INDICATED ON DRAWING. B A SURGE ROD BRACING END STOP (2L3x34%6xO'-6"LG) I SHAFT (TYP 3 SIDES) I W8x28 (TYP) ' COL'S Al, A2, CENTERED BETWEEN FLANGE OF 2'-3" (5) EQ SP ©3 -0 = 15 -0 BEAM AND BOLTED TO HOIST B1 AND B2 SUPPORT BEAM WEB (TYP BOTH ENDS) o 0- �I SURGE SHAFT LINER (BELOW) DETAIL 4 109-30-049 W8x15 5/6" RAISED PATTERN SAFETY PLATE (SEE NOTE 6) W8x15 S12x35 0" HOIST SUPPORT BEAM 1 TON CAPACITY (NOTE 5) REFER TO DWG 109-30-049 DETAIL 8 FOR � Ln x x 00 00 ADD'L MONORAIL INFORMATION -SURGE W8x15 SHAFT EDGE OF RAISED PATTERN SAFETY PLATE (TYP) W8x15 M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M RIICHARDSON 03 2E-12 G CHECKED BY D S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 DCOORIDO COORD ENGOR 5 1 4 ----_-__' - Ln Ln Ln Ln x 00 X x 00 x 00 L W8x 15 x 00 x 00 x 00 x 00 W8 L♦ A 109-30-047 x 00 Ln x 00 Ln x 00 Ln x 00 Ln x 00 _ 00 Ln x 00 Ln x 00 Ln x 00 Ln x 00 Ln x 00 7- Ln x 00 Ln x W8x 15 Ln x 00 W8x 15 W8x 1 Ln x 00 W8x 15 Ln x 00 W8x35 W8x 13 SUPPORT COL (TYP) UPPER ROOF PLAN (NOTE 3) SCALE A 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 TIE HATCH ASSOCIATES CONSULTANTS, INC. CITY AND BOROUGH OF SITKA, ALASKA Ln x 00 Ln x 00 Ln x 00 Ln x 00 Ln x 00 s V Ln n N 00 II O 00 0 (dj N m cn w N N -� I w cn c� w N �C � L B J 109-30-047 0 2 4 FEET SCALE A A TUNNEL MODIFICATIONS SURGE SHAFT TOP PORTAL PLANS DRAWING NUMBER BLUE LAKE EXPANSION PROJECT 109-30-046 3 1 2 PROJECT No. A H332360 CURRENT 1 SAVED: 04-20-2012 8:19am By suth64534 n ANSI D CURRENT REV 1 4" E.O.PL. II T.O. STEEL EL 483.96 W8 (TYP) DETAIL 613 J 109-30-049 0 T.O. STEEL EL 472.3 T.O. CONC. PIER EL 471 f 1'-0" C 10'-4" 4'-4" 3'-0" W8 (TYP) L3XU/4 L3x3XY4 ` tis s� STEEL CHAIN LINK X FABRIC (NOTE 3, DWG 109-30-049) L3x3XY4 WO l I Yr) — vvo SURGE SHAFT I 3'-0" RAISED PATTERN SAFETY PLATE 10'-4" 3'-0" W8 I / L3x3XY4 DETAIL 5 109-30-049 2 - I I 4'-4" I � I I I �I � i W8 -d- +� = L3x3XY4 I I I � I I I II EL 475f I I I I � I I STL. GRATING 4'-0' 3/4" DIA GALV. „ GRAB BAR 3 E.0.F L3x3xy4 12"Hx3"W (TYP) - - W8 (TYP) T.O. STEEL DETAIL 7 EL 472.1 109-30-049 T.O. ROCK F1 EL VARIES 1'-6" (TYP) 12 GA. SHAFT LINER PLATE SECTION /nnA lTrnl I n rl AAlnr\ 1'-0" / III =/ 1 1 1 \--/ W8 ---/ CAP PL W/ (4) CONCRETE PIER DIA A325N BOLTS COL FOUNDATION W/ HEAVY HEX NUT (TYP) W8 SUPPORT COL DETAIL 1 108-30-048 T.O. CONC. 6" (NOMINAL) OVER / EXCAVATION GROUTED EL 465.5 AS LINER ADVANCES FIN. GRADE MAX. SURGE LEVEL EL 462 INFILL GROUT BETWEEN LINER PLATE AND SHAFT B 6" (MIN) BTM. OF LINER EL 459.75 (MIN) CONTINUOUS CLOSURE _ AT BOTTOM OF LINER (8) 2" 0 DRAINS, 5 FT DEEP, EQUALLY SPACED 20'-0" DIA. SECTION A -A 109-30-046 SCALE A A N � M � NIA r O 0 N CD i M N CV cn � o h'J T CDw o z CD J J ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 03-23-12 A ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 LINE OF ROCK M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 DRAFTING COORD PRIME COORD PROD ENGR 5 4 4" EOD 2,-3„ 3'-0" 3'- Off RAISED PATTERN SAFETY PLATE HOIST T.O. STEEL I I SUPPORT EL 483.96 BEAM NOTE 4 S 12 HOIST SUPPORT BEAM W8 - L3x3 END STOP Wg COL. (BEYOND) (BEYOND) - REFER TO DETAILS 1 AND 2 ON DWG 109-30-048 FOR LINER FASTENING TO COL 4" EDGE OF LINER MAX. SURGE LEVEL EL 462 109-30-048 SECTION B-B 109-30-046 SCALE A SUPPORT COL 4,, T.O. LINER ri AOz n t" E.O.PL. =r T.O. STEEL EL 483.67 ICE: DIA A 6 TIE ROD BRACING T.O. CONC. EL 479. D EL 477.33 / /\ I I I I I I APPROX. LINE 1 DETAIL 3 OF ROCK 109-30-048 I I I I L- FRP�� BRED ROOK SOLID ROCK c INFILL GROUT BETWEEN LINER PLATE AND SHAFT 6" (MIN) NOTES: 1. REFER TO DWG 109-01-01 1 FOR CIVIL/STRUCTURAL GENERAL NOTES. 2. REFER TO DWG'S 109-30-048, 109-30-049 AND 109-30-050 B FOR SECTION AND DETAILS. 3. ALL STEEL TO BE HOT DIP GALVANIZED AFTER FABRICATION PER SPECIFICATION SECTION 09900. 4. EXTEND COLUMNS B1 AND B2 ABOVE LINER TO SUPPORT UPPER ROOF FRAMING 5. REFER TO DWG 109-30-049, SECTION C-C FOR REMOVABLE HANDRAIL SOCKET DETAIL. 6. REFER TO DWG 109-90-002 FOR HANDRAIL DETAIL INFORMATION 7. INSTALL STEEL CHAIN LINK FABRIC ASTM A392 GALVANIZED, 11 GAUGE, Y2" MESH AS CLOSURE MATERIAL BETWEEN THE TOP OF THE LINER AND BOTTOM OF UPPER ROOF FRAMING MEMBERS. 0 2 4 FEET SCALE A 2 "=1'-0„ 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. RA HATCH HATCH ASSOCIATES CONSULTANTS, INC. CITY AND BOROUGH OF SITKA, ALASKA TUNNEL MODIFICATIONS SURGE SHAFT TOP PORTAL SECTIONS DRAWING NUMBER BLUE LAKE EXPANSION PROJECT 109-30-047 3 1 2 --IA PROJECT No. A H332360 ,REVNT SAVED: 03-22-2012 4:32pm By suth64534 AANSI I'8 CURRENT REV nANN nA In mi r-'1 nnl /T/m nN C W8 SUPPORT Cc E 12" CON( 0 MIR O16" DIA CONICPIER COL. OA Cnl INInATInm (TVD o FOUNDATION PLAN SCALE A n m C SUPPORT COLUMN 12"W x 12"H MIN CONIC CURB x a (2) #4 CONT. T&B 00 T.O. CONC. EL VARIES W/ GRADE 12" MIN ABOVE #4C�?24 TIES FIN GRADE II B II EL VARIES A N � M � NIA 0 N CD i M N CV cn � o h'J CDw 75 o z O w J J (6" MIN) SOIL / / 3" COVER (TYP) i / 3'-0" MIN EMBED SEAT W8 COLUMN IN EXCAVATED ROCK POCKET - BEDROCK ---\ 6" MIN GROUT RING TYP. Al, A2, D B2 (2) 3/4" DIA A325N BOLTS @ ENDS OF LINER PANELS VERTICALLY W/ BEVELED PLATE WASHER AND HEAVY HEX NUT (ONE EACH SIDE OF WEB) CONT. WATER STOP SEAL - VOLCLAY WATERSTOP - Rx OR APPROVED EQUAL 53/4" LG x )/" DIA HEADED STUD 48" O/C ALONG CIRCUMFERENCE OF LINER, INTO CONCRETE CURB 175101154iffulwo 12 GA. SHAFT LINER PLATE (CONTECH 2-FLANGE OR APPROVED EQUAL) GROUT FILL BETWEEN LINER PLATE AND TUNNEL DETAIL 1 109-30-047 SCALE A ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL - 1/4 TYP 1 /4 N B W8 2 2» 2" (4) 1y6" DIA HOLES FOR (4) 3/4" DIA ASTM F1554 ANCHOR BOLTS (TYP) SHAFT LINER (TYP) " Cy N cn 3 " N °' PL " 4 I_c� 1 /4 4» 4Y2» 1 /4 TYP y2 CONC. PIER BASE PLATE DETAIL SCALE C LINER FASTENING BOLTS: (2) 3/4" DIA A325N BOLTS @ 4'-0" O/C VERT. B W/ BEVELED PLATE WASHERS AND HEAVY HEX NUT (AT LEAST ONE SET TOP AND BOTTOM OF SECTION) W8 0 II 0 W.P. BRACE I PL 3/4"x9"x9" (BP2) W/ (4) 3/4" DIA ASTM F1554 HEADED BOLTS W/ 12" EMBED AND 4" PROJ. (TYP OF COL'S B1 AND B2) 1 " MIN J o NON -SHRINK T.O. CONC. EL 471.0 GROUT (TYP) I #33 TIES 1 II 12" CONIC CURB II (4) #8 VERT. o / C?w m 03-23-12 A ISSUED FOR BID DATE REV I DESCRIPTION OF ISSUES & REVISIONS 6 O FRACTURED ROCK LINE z a w DRILL AND GROUT INTO BEDROCK A W8 TYP 1 /4 &2„ Y„ 2" _/,2" 1/4 1 /4 TYP N W8 0) N (4) 116" DIA HOLES FOR PL %4" (4) 3/4" DIA ASTM F1554 ANCHOR BOLTS (TYP) 42 42 -- - 16" DIA PIER BASE PLATE DETAIL (BP1) SCALE C %" DIA A36 ROD BRACING Tz E CLASS 2B CLEVI W/ %4DIA PIN —F PL 3/$"x6x6 (TYP) , / In �� o APPROX. T.O. ROCK EL 470.0 cn w O 2" CL (TYP) N 2" DIA HOLE MIN (TYP) DETAIL 2 109-30-047 SCALE A M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 DRAFTING COORD PRIME COORD PROT ENGR ENGR 5 1 4 FOR TYPICAL BOLTED CONNECTION REFER TO DWG 109-30-050 RAISED PATTERN SAFETY PLATE SLOPE %" DIA A36 TIE ROD BRACING #3@3 TIES FRACTURED ROCK LINE NOTES: 1. REFER TO DWG 109-01-01 1 FOR CIVIL/STRUCTURAL GENERAL NOTES. 2. ALL STEEL TO BE HOT DIP GALVANIZED AFTER FABRICATION PER SPECIFICATION SECTION 09900. �" E.O.PL T.O. STEEL EL 483.67 W8 W8 W8 COLUMN PL %"x9"x9" (BP1) W/ (4) %" DIA ASTM F1554 HEADED BOLTS W/ 12" EMBEDMENT AND 4" PROJ. (TYP COL'S Al AND A2) (4) #8 VERT. DRILL AND GROUT INTO BEDROCK A C A 19 DETAIL 3 109-30-047 0 1 2 FEET SCALE A SCALE B 1 "=1'-o„ 0 1 2 FEET 0 4 8 FEET SCALE C SCALE A 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 TUNNEL MODIFICATIONS THE REVISION AREA. NON COMPLIANCE IS A VIOLATION OF ALASKA STATUTE, TITLE 8, CHAPTER 48, SECTIONS 281, 291 & 295. RA HATCH = HATCH ASSOCIATES CONSULTANTS, INC. SURGE SHAFT TOP PORTAL PLAN AND DETAILS CITY AND BOROUGH OF SITKA, ALASKA DRAWING NUMBER PROJECT No. A BLUE LAKE EXPANSION PROJECT 109-30-048 H332360 URRR NT 3 1 2 1 1 SAVED: 03-22-2012 4:32pm By suth64534 ANSI D A CURRENT REV Lo L� ch a 16' N � r O 0 N CD M N � CV 6� � o CD ow o z o w J J r 0 C HOIST SUPPORT BEAM 4" E.O.PL 2'-3" W8 BEAM I W8 WP W8 BEAM on ° DETAIL 8 I 1 2L3x3 END STOP / S12 HOIST SUPPORT BEAM CAP PIL %"x9x1'-2" W/ (4) 3/4" DIA ASTM A325N BOLTS W/ HEAVY HEX NUT TYP>_1/4 1/4 W8 COLUMN P L 3/ W/ L3x3 T.O. STL EL 484.0 S12 HOIST SUPPORT BEAM CONNECT ENDS OF S12 TO W8x35 CANTILEVER MEMBER W/ (4) 3/4" DIA ASTM A325N BOLTS, DRILL HOLES ON GAGE OF BOTH W8x35 (5Y2") AND S12x35 (3" A 21L3x3016"x0'-6" LG END STOP W/ (2) Y4" DIA ASTM A325N BOLTS ARCHITECTURAL I CIVIL I ELECTRICAL I 5 0 RAISED PATTERN SAFETY PLATE SLOPE W8 BEAM ,,,� BRACE STD. TURNBUCKLE FOR %" DIA ROD II PIL % "x6x6 II II BRACE II REFER TO BRACE II CONNECTION DETAIL ON %" DIA A36 III DWG 109-30-50 TIE ROD BRACING II II #2 UNC CLASS 2B CLEVIS jl W/ Y4" DIA PIN (TYP) -4-1 DETAIL 4 109-30-047 SCALE A DETAIL 7 109-30-047 SCALE A HOIST SUPPORT BEAM - 4 DETAIL 8 SCALE B MECHANICAL GEOTECHNICAL PGA (P 4) >. STL 472.3 kv DETAIL 5 109-30-047 SCALE A 3/$" DIA BOLT, 316SS W/ LOCKWASHER, WASHER AND NUT %" DIA BOLT, 316SS W/ LOCKWASHER, 3/6" STIFFENER 2'-0" C—C - WASHER AND NUT Y4" BENT PL � 1)/2" STL D ETAI L 9 GRATING SLOPE PL"x1Y2"x1 "LG WOOD BLOCKING 3/4" DIA ASTM HEAVY DUTY HINGE A325N BOLTS (NOTE 6) D ETAI L 9 HINGE DETAIL SCALE A 7 03-23-12 A ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 1/4 1/4 RAISED PATTERN SAFETY PLATE BEAM 3 L3x3 TE 4) (NOTE 4) PL 3/$"x9x9 W/ (2) 1 3/6" DIA HOLES t� COL. NOTES: 4" E.O.PL (TYP) 1. REFER TO DWG 109-01-01 1 FOR CIVIL/STRUCTURAL GENERAL NOTES. 2 ALL STEEL TO BE HOT DIP GALVANIZED AFTER FABRICATION PER SPECIFICATION SECTION 09900. W 3. STEEL CHAIN LINK FABRIC SHALL BE ASTM A392 GALVANIZED, W8 BEAM 11 GAUGE, Y2" MESH. REFER TO DETAIL 4 FOR CAP PL 4. SECURE CHAIN LINK FABRIC W/ WIRE TO EDGE ANGLE (L3x3) 1 /4 AND TUBE SECTION (HSS 4x4) SECURE SIDE ANGLE TO SHAFT TYP LINER AND COL. 1/4 WIRE ACCESS HOLES (3/$" DIA, 1'-0" C—C) ARE TO BE DRILLED (2) Y4" DIA ASTM INTO EDGE ANGLE (L3x3), PRIOR TO GALVANIZING. BOLTS 14 A325N BOLTS W/ HEAVY HEX NUT GALVANIZED TENSION BARS (Yg"x%") ARE TO BE PROVIDED AT VERTICAL ENDS OF CHAIN LINK FABRIC ATTACHED TO EDGE HSS4x4 BRACE ��/ ANGLE (1-3x3). i W8 COLUMN 5. REFER TO DRAWING 109-90-002 FOR HANDRAIL DETAIL i/ INFORMATION. I 6. HEAVY DUTY STAINLESS STEEL HINGE SHALL BE PART NO. STEEL CHAIN LINK 1582A654 (1 FT LONG) (MIN. 100# RATED LOAD CAPACITY) AS i FABRIC (NOTE 3) MANUFACTURED BY McMASTER—CARR OR APPROVED EQUAL. L3x3 CENTER HINGE ON GRATING PANEL (2 FT PANEL SHOWN). W8 W8 I 4„ (TYP) (NOTE 4) 12 GA. TUNNEL LINER SECTION REFER TO DETAILS 1 AND 2 ON DWG 109-30-048 FOR LINER FASTENING TO COL DETAIL 6A AS SHOWN 109-30-047 DETAIL 613 OPPOSITE HAND 109-30-047 SCALE A STEEL CHAIN LINK FABRIC (NOTE 3) I I I 3/16 I TYP 3/ 16 CONNECTION PIL %"x5x12 1y2" STD PIPE HANDRAIL (NOTE 5) GUSSET PL 3/$"x10x24 I I HEAVY DUTY HINGE (NOTE 6) (TYP PER GRT'G SECTION) 3/4" DIA ASTM A325N BOLTS "I 1`" ; 1 3/16 2-24 TYP 1Y2 STL Y„ 3/16 2-24 GRATING TYP 3 16 2-12 I / 2" SCH 40 PIPE I I I I I I I II 1Y» 1 2 I 1» I I BENT PL l l (TYP) »T� 6" 13/4 BRG. II �I „ I 11 3 16» I - II II II II W8 II 11 TYP 3/16 52 " i_ _7 i 6" CAP PL PROVIDE DRAIN 1Y2" HOLE AT CENTER OF PL M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE IS.M HART 03-23-12 DRAFTING COORD PRIME COORD PR° ENGR 5 4 SECTION C—C 109-30-046 SCALE B 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. RAHATCH HATCH ASSOCIATES CONSULTANTS, INC. CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 2 HSS4x4 PROVIDE Y4" CAP PLATE TO HSS4x4 BRACE MEMBERS. SLOT TUBE SECTION IV AND CAP PLATE AS REQ'D TO ACCEPT CONNECTION PLATE AS SHOWN (TYP) I HSS4x4 BRACE 2„ 1'-0" 3" 7" 2" 3» T.O. STL EL 472.3 L3x3XY4 (BEYOND) WELDED TO W8 0 6" 1 FOOT SCALE B 3"=1'-0„ 0 1 2 FEET SCALE A 1 "=1'-0,1 TUNNEL MODIFICATIONS SURGE SHAFT TOP PORTAL SECTION AND DETAILS DRAWING NUMBER 109-30-049 PROJECT No. A\ CURRENTE H332360 1 SAVED: 03-22-2012 4:35pm By suth64534 M C L A r LO m N O N N CV CYD LU O J AI ySl D I■■ o■ L:3 A r 0 NCO r 0 � c0 � m o m CV o � T o w o z CD �u J J �O0 PORTAL N N 109-Z_ PL.U_ N rj7 �,FENCED $0//RECTANGULAR AREA 0 �. _.err/��`,�,iu�lli�/ .���i_.-� .:u�����,�.•` �����_ rel APPROXIMATE AREA OF TEMPORARY l DISTURBANCE 100'x100'(NOTE 5) 4 4 O � G�• O� O J P� PLAN SURGE SHAFT ADIT TUNNEL AND SURGE SHAFT SCALE A (1 "=50') �p x< \ INTERSECTION SURGE SHAFT ADIT TUNNEL TO � EXISTING TUNNEL STA 9+54.56 (NOTE 3) \ CONCRETE WALL (DETAIL 1) z N � 5.2 2.0 SURGE SHAFT (TYP) ADIT I TUNNEL 6.0' DIA (MIN) SHAFT FROM SURGE SHAFT ADIT TUNNEL TO EXISTING TUNNEL 30.0' PLAN AT SURGE SHAFT SCALE B (1 "=5') ARCHITECTURAL CIVIL ELECTRICAL MECHANICAL GEOTECHNICAL 10.0' D 09-14 8.0' DIA SHAFT FROM UPPER SURGE SHAFT TO ADIT 04-20-12 q ISSUED FOR BID DATE REV DESCRIPTION OF ISSUES & REVISIONS 6 5 560.00 540.00 520.00 500.00 480.00 460.00 440.00 420.00 400.00 380.00 360.00 340.00 320.00 300.00 280.00 260.00 240.00 220.00 200.00 180.00 160.00 140.00 120.00 100.00 80.00 60.00 40.00 SHAFT TO EXIST TUNNEL 2'-O" 1'-0" EL 143.5 #4@12 U BARS �I PROVIDE (1) 6" 0 PVC DRAIN CENTERLINE OF WALL, EACH SIDE icy ---- o EL140f r� T /III`�/IIIH W w 3" (TYP) N (2) ROWS OF #4 DWLS @24 DETAIL 1 (NOTE 6) CONCRETE WALL SCALE C (1 "=2') 1. SURGE SHAFT ADIT TUNNEL DIMENSIONS SHOWN ARE INTENDED TO BE COMPATIBLE WITH THE INTAKE TUNNEL. 2. BORING DH09-14 DRILLED NOV 2009. SEE TM-07 FOR DETAILS. 3. EXCAVATE ROCK TO CONNECT SURGE SHAFT ADIT TUNNEL TO EXISTING TUNNEL DURING GENERATION OUTAGE PERIOD. 4. INSTALL CONCRETE PLUG PRIOR GENERATION OUTAGE PERIOD. CONFIRM THAT CONCRETE HAS ACHIEVED THE DESIGN STRENGTH (f'c = 4,000 psi) BEFORE TUNNEL OPERATION IS RESUMED, USE MANWAY ACCESS AS REQUIRED. 5. RESTORE VEGETATION IN DISTURBED AREAS PER SPECIFICATION 02950. 6. REFER TO DRAWING 109-30-040 FOR MORE INFORMATION -500.00-400.00-300.00-200.00-100.00 0.00 100.00 M.F. DUMONT 03-23-12 DESIGN CHECKED BY DATE S.W. PERKINS 03-23-12 DRAWN BY DATE CREATED M.L. RICHARDSON 03-23-12 DRAWING CHECKED BY DATE S.W. PERKINS 03-23-12 DISCIPLINE LEAD ENGINEER DATE S.W. PERKINS 03-23-12 PROJECT ENGINEER DATE P.R. RODRIGUE 03-23-12 MLR SWP PRR PROJECT MANAGER DATE S.M HART 03-23-12 °CoaloG COORD EN�R 0 SECTION A -A ALONG SURGE SHAFT ADIT TUNNEL AND SURGE SHAFT SCALE A (1 "=50') 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. CITY AND BOROUGH OF SITKA, ALASKA BLUE LAKE EXPANSION PROJECT 3 1 2 560.00 p 540.00 520.00 500.00 480.00 460.00 440.00 420.00 400.00 380.00 360.00 C 340.00 320.00 300.00 280.00 260.00 240.00 220.00 200.00 180.00 160.00 140.00 B 120.00 100.00 80.00 60.00 200.00 40.00 0 2 4 FEET SCALE C 1 "=2' 0 5 10 FEET SCALE B 1 "=5' 0 50 100 FEET SCALE A 1 "=50' r TUNNEL MODIFICATIONS SURGE SHAFT ADIT TUNNEL TUNNEL TIE-IN PLANS AND PROFILE DRAWING NUMBER 109-30-060 PROJECT No.A\ H332360 GDREVNT 1 SAVED: 04-20-2012 8:17am By suth64534 A Q M N 00 N O CV O N CD O LIJ CD O