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HomeMy WebLinkAboutS-362508Fy U w 65 z 0 a I N z 0 z w fy 0 0 Q U 0 V > U L Q 0 Q U Q C 0 U L U) c 0 U Q c Q) 0 0 0- 0 0 0 0 LO 0 0 > U U N 0 0 N w Q z w J 0 N z 0 w NOTES: 6" TOP SOIL, COMPACT TO 90% MAX. DENSITY PER ASTM D1557 2" CUBE EX. GRASS ,,,,,,,, 3" SEWER UTILITY DETECTOR TAPE (FORCE MAIN) P E R SPECIAL PROVISIONS j SECTION 7-21 UNDISTURBED Al NATIVE MATERIAL GRAVEL BORROW PER 9-03.14(1) OR NATIVE BACKFILL IF APPROVED IN WRITING BY ENGINEER, COMPACT TO 90% MAX. DENSITY PER ASTM D1557 :KNESS COPPER TRACE WIRE t ATTACHED TO PIPE w/ " DUCT TAPE F. 12 MIN. 01 ll ?UIRED) PVC PIPE 2 1e4" CUBE (INSIDE MEASUREMENTS) 1/8 MINIMUM THICKNESS LENGTH AS REQUIRED TO PUT OPERATING NUT, TWO (2) FEET FROM SURFACE. EXTENSIONS ARE REQUIRED WHEN THE VALVE NUT IS MORE THAN THREE (3) FEET BELOW FINISHED GRADE. EXTENSIONS ARE TO BE A MINIMUM OF ONE (1) FOOT LONG. ONE EXTENSION IS TO BE USED PER VALVE. ALL EXTENSIONS ARE TO BE MADE OF STEEL, SIZED AS NOTED, AND PAINTED WITH TWO (2) COATS OF METAL PAINT. VALVE OPERATING NUT EXTENSION �1� NTS 6" CSTC, COMPACT TO 95% MAX. AS REQUIRED) DENSITY PER ASTM D1557 z HMA PATCH (CLASS Y2") C MATCH EX. PAVEMENT 3" SEWER UTILITY DETECTOR DEPTH 1 TAPE (FORCE MAIN) PER MIN. SPECIAL PROVISIONS SECTION 7-21 W/ 24" COIL. (7x7 Or SAW CUT EDGE OF SEVEN GROUPS OF SEVEN EX. PAVEMENT 0 TO HOLD TRACER WIRE \�// o 0 0 o GRAVEL BORROW PER UNDISTURBED .//\ 9-03.14(1) OR NATIVE NATIVE j� BACKFILL IF APPROVED IN MATERIAL �/ WRITING BY ENGINEER, o 0 0 48 » MIN. o COMPACT TO 95% MAX. UNLESS OTHERWISE o 0 0 t>_ t DENSITY PER ASTM D1557 APPROVED BY 0 0 0 0 0 COPPER TRACE WIRE THE ENGINEER ATTACHED TO PIPE w/ TRACER WIRE TO FORCE DUCT TAPE „T MAIN TRACER WIRE W/ 12 MIN. PVC PIPE 6"MIN. GRAVEL BEDDING MATERIALS PER 38"MIN. 9-03.12(3) 60"MAX. NOTE: REFERENCE RENTON STD. PLANS 110 AND 405 FOR FURTHER DETAIL. TYPICAL GRAVITY SEWER, eTRENCH DETAIL (IN PAVEMENT) NTS Sta ntec 11130 NE 33rd Place, Bellevue WA 98004 phone: (425) 869-9448 www.stantec.com 6"MIN. GRAVEL BEDDING MATERIALS PER � 38"MIN. 9-03.12(3) r 60"MAX. NOTE: REFERENCE RENTON STD. PLAN 405 FOR FURTHER DETAIL. TYPICAL GRAVITY SEWER 'k-- U'0 OR FORCE MAIN TRENCH DETAIL (OFF PAVEMENT) NTS CAST IRON RING & LOCKING COVER, "OLYMPIC FOUNDARY COMPANY" NO. M-1025 p 0 D p p D p �— SOIL PIPE (LENGTH PROPOSED FORCE MAIN NOTES: BRING TRACER "RE WITHIN 1 FOOT OF SURFACE. EXTENSIONS ARE REQUIRED WHEN THE FORCE MAIN IS MORE THAN FOUR (4) FEET BELOW FINISHED GRADE. EXTENSIONS ARE TO BE A MINIMUM OF TWO (2) FEET LONG. ONE EXTENSION IS TO BE USED PER TRACER WIRE RISER. ALL EXTENSIONS ARE TO BE MADE OF STEEL, SIZED AS NOTED, AND PAINTED WITH TWO (2) COATS OF METAL PAINT. 4 SEWER FORCE MAIN - TRACER WIRE RISER �10NTS 6„ CONCRETE W/ a ° ° ° REBAR, 12" ON CENTER 000000000000- o 6" CSTC, COMPACT TO 00000°o°o°oo 95% MAX. DENSITY PER ASTM D1557 FILL MATERIAL PER SPECIFICATIONS 6 SITE PAVING SECTION U10 NTS I I ► � I EX. 8" GRAVITY I i ► x SEWER I ABANDONED I I r I � � I I i r I r �— I I I r EX. SSMH #�00 5303 065 I' ' I x d� I I I rjw CUT -IN & CONNECTED TO NEW 8" SIDE EX. 8" SIDE SEWER W/ SEWER CONNECTION 8" 22,5' BEND TO EX. MANHOLE I I I ' X NEW G TE \ INSTALTD I I ► , x \ I I r I I I r r *0 EX. 8" SIDE _ SEWER (PRIVATE) —SsG-- SS---— SS— ---SS— EX. CO EX. LIFT STATION ABANDONED IN PLACE CU T, CAPPED & ABANDONED EX. 8" SIDE SEWER CONNECTION I � I I I I I I I I x I I � ' I EX. ELEC. CONDUIT ABANDONED x EX. 4" FORCE MAIN ABANDONED I II I r PLAN VIEW CONTRACTOR SHALL DISCONNECT AND DISPOSE OF PIPING AND PACKAGED LIFT STATION. r= -q --- P====1---F=-� II I I I I 11 11 11 I I 1 I II HMA PATCH (CLASS Y2")' ' ' ' 11 1 1 I I II MATCHED TO EX. 11If 1 1 1 1 II PAVEMENT DEPTH (UNKNOWN)__ L __ � L__� �_- -- y= 24.8'± REMOVE AND DISPOSE OF TOP 4 FEET OF MANHOLE ' INSTALL 4' DEPTH OF ' CRUSHED SURFACING REMOVE & DISPOSE OF 1 TOP COURSE, ALL DUCTS & PIPING COMPACTED TO 95% INSIDE MANHOLE MDD PER ASTM D1557. CUT FLUSH WITH EDGE OF MH PLUG EX. FORCE MAIN BY FILLING W/ NON -SHRINK EPDXY GROUT A MIN. OF 2 FEET. ----------- ----------- EX. 48"0 MH EX. 8" GRAVITY SEWER ,''-------- PLUG EX. GRAVITY SEWER — BY FILLING W/ NON -SHRINK EPDXY GROUT A MIN. OF 2 FEET. COMPACTED SAND - OR CDF DRILL HOLES IN BOTTOM OF WET WELL PER DIV. 2 OF TECHNICAL SPECS. IE=17.6'± - - - - - - - - - - - - - - - - - - - - - - IE =14.6'± _- --- ------- 9.7'± ---------------------- SECTION A -A EXISTING AIRPORT LIFT STATION REMOVAL coo NTS CONSTRUCTION SEQUENCE: U CONSTRUCT NEW LIFT STATION, GRAVITY SEWER, MANHOLE, AND FORCE MAIN. INSTALL TEMPORARY BYPASS (INCLUDING BYPASS PUMPS, PLUGS, ETC.) AND PERFORM BYPASS OPERATIONS FROM UPSTREAM MHS 5307 071 AND MH TO NORTH, TO EX WET WELL. CORE DRILL AND RECHANNEL EX. MH 5307-065 INTO NEW 10" GRAVITY SEWER. PERMANENTLY PLUG THE EX. EAST GRAVITY SEWER LINE. ® REMOVE TEMPORARY BYPASS SYSTEM. �5 POWER DOWN EX. L.S., CLOSE VALVE ON FORCE MAIN AND ABANDON EXISTING FORCE MAIN. © ABANDON EXISTING RENTON AIRPORT LIFT STATION PER DETAIL. DEMOLITION NOTES: 1. ALL MATERIALS SHALL BE DISPOSED OF AT AN APPROVED WASTE DISPOSAL SITE AS SELECTED BY THE CONTRACTOR. 2. CONTRACTOR SHALL COORDINATE WITH OWNER AND PSE FOR ELECTRICAL SERVICE DISCONNECTION TO EXISTING STATION. 3. REMOVE EXISTING STATION AFTER APPROVAL IN WRITING BY OWNER. SEE SPECIFICATIONS FOR CONSTRUCTION RECORD DRAWING OF EXISTING LIFT STATION FACILITY. 4. RESTORE ALL DISTURBED AREAS WITH TOPSOIL AND HYDROSEED. 6" BLIND FLANGE 6" THICK, 28" SQUARE CONCRETE, CLASS 3000 PAD AROUND RING AND COVER y.; E INSTALL 2 TIE RODS (ALL -THREAD) THROUGH BLIND FLANGE FOR RESTRAINT INSTALL 4" SAND E BETWEEN RISER AND PIPE 6" 45' BEND (FLxMJ) WITH MEGALUGS CONCRETE BLOCKING FA 2" 14"x4" REVERSIBLE LOCKING RING AND COVER PART M1060 BY OLYMPIC FOUNDRY, INC. COVER STAMPED "SEWER CO" 16" INSIDE DIAMETER CONCRETE RISER 9" LONG �6" DI SPOOL (FLxPE) LF AS REQUIRED 6" FORCE MAIN 6"x6" WYE (MJxFL) SEWER FORCE MAIN - CLEANOUT NTS BACKFILL PER DETAIL SOIL/CEMENT MIX OR CONCRETE BLOCKS 12" MIN. PIPE CLAMP ANVIL a' MODEL 212 OR EQUAL a. a 4 °. 6" FORCE MAIN a 4„ 4" 4" NOTES: 12" ° 1. SOIL/CEMENT MIX OR CONCRETE BLOCKS • 'd. PLACED OVER AND AROUND. TAMPED INTO o °. PIPE CLAMP PLACE BEFORE BACKFILLING. USE 10% CEMENT WITH 90% NATIVE SOIL MIX. ADD ENOUGH WATER TO FORM A DRY MIX THAT WILL HOLD ITS SHAPE WHEN MOLDED INTO A BALL. 2" PVC PIPE o 2. PLACE TWO PIPE CLAMPS 4" FROM BLOCK ENDS ° TO PROVIDE ANCHORAGE TO SOIL/CEMENT MIX. 3. PLACE CONCRETE/SOIL MIXTURE BLOCKS AS 4 SHOWN ON DRAWINGS 4. PLACE TWO 2" PVC PIPES WITHIN THE BLOCKS ON EITHER SIDE OF THE PIPE NEAR TRENCH 4 BOTTOM TO RELIEVE WATER PRESSURE PIPE BEDDING('2_BUILD-UP. PVC PIPES TO BE WET -SET OR .q PER DETAIL C10 PLACED BEFORE CONCRETE PLACEMENT. SEWER FORCE MAIN - PIPE ANCHORS. NTS BYPASS PLAN GENERAL NOTES: 1. MAXIMUM ANTICIPATED FLOW RATES FOR RENTON AIRPORT L.S. ARE 115 GPM. AVERAGE FLOW RATES ANTICIPATED TO BE LESS THAN 50 GPM. NEW L.S. MUST BE OPERATIONAL BEFORE THE EX. RENTON AIRPORT L.S. IS ABANDONED. 2. ALL OF THE CONNECTIONS TO THE EXISTING SYSTEM INVOLVE POTENTIAL EXPOSURE TO RAW SEWAGE. CONTRACTOR IS RESPONSIBLE FOR ALL SAFETY PRECAUTIONS ASSOCIATED WITH WORKING AROUND RAW SEWAGE AND SEWAGE GAS. 3. CONTRACTOR SHALL SUBMIT BYPASS PUMPING PLAN TO CITY AND RECEIVE WRITTEN APPROVAL PRIOR TO BEGINNING WORK. 5-382308 THESE CONSTRUCTION RECORD DOCUMENTS HAVE BEEN PREPARED BASED ON INFORMATION PROVIDED BY OTHERS. STANTEC HAS NOT VERIFIED THE ACCURACY AND/OR COMPLETENESS OF INFORMATION AND SHALL NOT BE RESPONSIBLE FOR ANY ERRORS OR OMISSIONS THAT MAY BE INCORPORATED HEREIN AS A RESULT. J z z AS REQUIRED) STAINLESS STEEL TRACER z M C WIRE, 7x7 AIRCRAFT ic CABLE, 3/16" DIAMETER, Im FILL WITH SOIL TO W/ 24" COIL. (7x7 Or WITHIN 2' OF SURFACE SEVEN GROUPS OF SEVEN m 0 TO HOLD TRACER WIRE STRANDS EACH) D IN PLACE VALVE CAN (NOT BEARING ON PIPE) CONNECT STAINLESS STEEL TRACER WIRE TO FORCE MAIN TRACER WIRE W/ STAINLESS STEEL CLAMP. rj PROPOSED FORCE MAIN NOTES: BRING TRACER "RE WITHIN 1 FOOT OF SURFACE. EXTENSIONS ARE REQUIRED WHEN THE FORCE MAIN IS MORE THAN FOUR (4) FEET BELOW FINISHED GRADE. EXTENSIONS ARE TO BE A MINIMUM OF TWO (2) FEET LONG. ONE EXTENSION IS TO BE USED PER TRACER WIRE RISER. ALL EXTENSIONS ARE TO BE MADE OF STEEL, SIZED AS NOTED, AND PAINTED WITH TWO (2) COATS OF METAL PAINT. 4 SEWER FORCE MAIN - TRACER WIRE RISER �10NTS 6„ CONCRETE W/ a ° ° ° REBAR, 12" ON CENTER 000000000000- o 6" CSTC, COMPACT TO 00000°o°o°oo 95% MAX. DENSITY PER ASTM D1557 FILL MATERIAL PER SPECIFICATIONS 6 SITE PAVING SECTION U10 NTS I I ► � I EX. 8" GRAVITY I i ► x SEWER I ABANDONED I I r I � � I I i r I r �— I I I r EX. SSMH #�00 5303 065 I' ' I x d� I I I rjw CUT -IN & CONNECTED TO NEW 8" SIDE EX. 8" SIDE SEWER W/ SEWER CONNECTION 8" 22,5' BEND TO EX. MANHOLE I I I ' X NEW G TE \ INSTALTD I I ► , x \ I I r I I I r r *0 EX. 8" SIDE _ SEWER (PRIVATE) —SsG-- SS---— SS— ---SS— EX. CO EX. LIFT STATION ABANDONED IN PLACE CU T, CAPPED & ABANDONED EX. 8" SIDE SEWER CONNECTION I � I I I I I I I I x I I � ' I EX. ELEC. CONDUIT ABANDONED x EX. 4" FORCE MAIN ABANDONED I II I r PLAN VIEW CONTRACTOR SHALL DISCONNECT AND DISPOSE OF PIPING AND PACKAGED LIFT STATION. r= -q --- P====1---F=-� II I I I I 11 11 11 I I 1 I II HMA PATCH (CLASS Y2")' ' ' ' 11 1 1 I I II MATCHED TO EX. 11If 1 1 1 1 II PAVEMENT DEPTH (UNKNOWN)__ L __ � L__� �_- -- y= 24.8'± REMOVE AND DISPOSE OF TOP 4 FEET OF MANHOLE ' INSTALL 4' DEPTH OF ' CRUSHED SURFACING REMOVE & DISPOSE OF 1 TOP COURSE, ALL DUCTS & PIPING COMPACTED TO 95% INSIDE MANHOLE MDD PER ASTM D1557. CUT FLUSH WITH EDGE OF MH PLUG EX. FORCE MAIN BY FILLING W/ NON -SHRINK EPDXY GROUT A MIN. OF 2 FEET. ----------- ----------- EX. 48"0 MH EX. 8" GRAVITY SEWER ,''-------- PLUG EX. GRAVITY SEWER — BY FILLING W/ NON -SHRINK EPDXY GROUT A MIN. OF 2 FEET. COMPACTED SAND - OR CDF DRILL HOLES IN BOTTOM OF WET WELL PER DIV. 2 OF TECHNICAL SPECS. IE=17.6'± - - - - - - - - - - - - - - - - - - - - - - IE =14.6'± _- --- ------- 9.7'± ---------------------- SECTION A -A EXISTING AIRPORT LIFT STATION REMOVAL coo NTS CONSTRUCTION SEQUENCE: U CONSTRUCT NEW LIFT STATION, GRAVITY SEWER, MANHOLE, AND FORCE MAIN. INSTALL TEMPORARY BYPASS (INCLUDING BYPASS PUMPS, PLUGS, ETC.) AND PERFORM BYPASS OPERATIONS FROM UPSTREAM MHS 5307 071 AND MH TO NORTH, TO EX WET WELL. CORE DRILL AND RECHANNEL EX. MH 5307-065 INTO NEW 10" GRAVITY SEWER. PERMANENTLY PLUG THE EX. EAST GRAVITY SEWER LINE. ® REMOVE TEMPORARY BYPASS SYSTEM. �5 POWER DOWN EX. L.S., CLOSE VALVE ON FORCE MAIN AND ABANDON EXISTING FORCE MAIN. © ABANDON EXISTING RENTON AIRPORT LIFT STATION PER DETAIL. DEMOLITION NOTES: 1. ALL MATERIALS SHALL BE DISPOSED OF AT AN APPROVED WASTE DISPOSAL SITE AS SELECTED BY THE CONTRACTOR. 2. CONTRACTOR SHALL COORDINATE WITH OWNER AND PSE FOR ELECTRICAL SERVICE DISCONNECTION TO EXISTING STATION. 3. REMOVE EXISTING STATION AFTER APPROVAL IN WRITING BY OWNER. SEE SPECIFICATIONS FOR CONSTRUCTION RECORD DRAWING OF EXISTING LIFT STATION FACILITY. 4. RESTORE ALL DISTURBED AREAS WITH TOPSOIL AND HYDROSEED. 6" BLIND FLANGE 6" THICK, 28" SQUARE CONCRETE, CLASS 3000 PAD AROUND RING AND COVER y.; E INSTALL 2 TIE RODS (ALL -THREAD) THROUGH BLIND FLANGE FOR RESTRAINT INSTALL 4" SAND E BETWEEN RISER AND PIPE 6" 45' BEND (FLxMJ) WITH MEGALUGS CONCRETE BLOCKING FA 2" 14"x4" REVERSIBLE LOCKING RING AND COVER PART M1060 BY OLYMPIC FOUNDRY, INC. COVER STAMPED "SEWER CO" 16" INSIDE DIAMETER CONCRETE RISER 9" LONG �6" DI SPOOL (FLxPE) LF AS REQUIRED 6" FORCE MAIN 6"x6" WYE (MJxFL) SEWER FORCE MAIN - CLEANOUT NTS BACKFILL PER DETAIL SOIL/CEMENT MIX OR CONCRETE BLOCKS 12" MIN. PIPE CLAMP ANVIL a' MODEL 212 OR EQUAL a. a 4 °. 6" FORCE MAIN a 4„ 4" 4" NOTES: 12" ° 1. SOIL/CEMENT MIX OR CONCRETE BLOCKS • 'd. PLACED OVER AND AROUND. TAMPED INTO o °. PIPE CLAMP PLACE BEFORE BACKFILLING. USE 10% CEMENT WITH 90% NATIVE SOIL MIX. ADD ENOUGH WATER TO FORM A DRY MIX THAT WILL HOLD ITS SHAPE WHEN MOLDED INTO A BALL. 2" PVC PIPE o 2. PLACE TWO PIPE CLAMPS 4" FROM BLOCK ENDS ° TO PROVIDE ANCHORAGE TO SOIL/CEMENT MIX. 3. PLACE CONCRETE/SOIL MIXTURE BLOCKS AS 4 SHOWN ON DRAWINGS 4. PLACE TWO 2" PVC PIPES WITHIN THE BLOCKS ON EITHER SIDE OF THE PIPE NEAR TRENCH 4 BOTTOM TO RELIEVE WATER PRESSURE PIPE BEDDING('2_BUILD-UP. PVC PIPES TO BE WET -SET OR .q PER DETAIL C10 PLACED BEFORE CONCRETE PLACEMENT. SEWER FORCE MAIN - PIPE ANCHORS. NTS BYPASS PLAN GENERAL NOTES: 1. MAXIMUM ANTICIPATED FLOW RATES FOR RENTON AIRPORT L.S. ARE 115 GPM. AVERAGE FLOW RATES ANTICIPATED TO BE LESS THAN 50 GPM. NEW L.S. MUST BE OPERATIONAL BEFORE THE EX. RENTON AIRPORT L.S. IS ABANDONED. 2. ALL OF THE CONNECTIONS TO THE EXISTING SYSTEM INVOLVE POTENTIAL EXPOSURE TO RAW SEWAGE. CONTRACTOR IS RESPONSIBLE FOR ALL SAFETY PRECAUTIONS ASSOCIATED WITH WORKING AROUND RAW SEWAGE AND SEWAGE GAS. 3. CONTRACTOR SHALL SUBMIT BYPASS PUMPING PLAN TO CITY AND RECEIVE WRITTEN APPROVAL PRIOR TO BEGINNING WORK. 5-382308 THESE CONSTRUCTION RECORD DOCUMENTS HAVE BEEN PREPARED BASED ON INFORMATION PROVIDED BY OTHERS. STANTEC HAS NOT VERIFIED THE ACCURACY AND/OR COMPLETENESS OF INFORMATION AND SHALL NOT BE RESPONSIBLE FOR ANY ERRORS OR OMISSIONS THAT MAY BE INCORPORATED HEREIN AS A RESULT. J z D O 10 �° c I Cn I i• m :_ �0 �m 'z z m C0 OO > y b CD CD O 00CD z r Vr/ zN y z > z M C o ic K Im m z m m m 0 D D O 10 �° c I Cn I i• m :_ �0 �m 'z z m C0 OO > y b CD CD O 00CD z r Vr/ zN y > M m� m