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HomeMy WebLinkAboutW-370103in i 3 O N U V /I JI TJ Z W CD Q Z E wz 1� 0 14 � N I. r , ♦ \ :I -i a 0 o; o m s ti 8 U I O yi U Oq N p g li 0 � SW� W 'o ¢ cD s Vi DO DO Z O N K WATER PLAN GENERAL NOTES Standard Plan No .300 1. ALL WORK AND MATERIALS SHALL BE IN ACCORDANCE WITH THE LATEST EDITION OF THE CITY OF RENTON PUBLIC WORKS STANDARD SPECIFICATIONS AND SPECIAL PROVISIONS AND WSDOT / APWA STANDARD SPECIFICATIONS, LATEST W [DON AS AMENDED BYTHECITYOF RENTON. A SET OF CIIYAPPROVED PLANS SHALL BE KEPTATTHEJOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. A PRE-CONSTRUCTION CONFERENCE SHALL BE HELD PRIOR TO THE STARTOF CONSTRUCTK)N.THE CONTRACTOR AND OR DEVELOPER SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY PERMITS PRIORTO CONSTRUCTION. 2. ALL EXISTING UTILITIES SHALL REMAIN IN SERVICE DURING CONSTRUCTION UNLESS OTHERWISE NOTED. THE CONTRACTOR SMALL CALL 14100424.5555 TO VERIFY UTILITY LOCATIONS BEFORE BEGINNING EXCAVATION. 3. ALLMATERWS USED FORTHE CONSTRUCTION OF WATER SYSTEM IMPROVEMENTS SHALL BE NEW AND UNDAMAGED, AND 'CATALOG CUTS' FORALL MATERIALS SHALL BE APPROVED IN WRITING BYTHE CRY OF RENTON PRIORTO BRINGING ANY MATERIALS ON-SITE. 4. ALL WATER MAIN PIPE MATERIALS SHALL BE CEMENT UNED DUCTILE IRON PIPE, THICKNESS CLASS 52 PER AWWA C 151 AND C 100. PIPEJOINTS SHALL BE PUSH-ON OR MECHANICAL101NT. CAST IRON OR DUCTILE IRON PIPE FITTINGS SHALLBE CLASS 250 AS PERANSI/AW WA C110/A2L1082, ALL DUCTILE IRON PIPE AND FITTINGS SHALL BE WRAPPED WITH 8-MIL BLACK TU6ETYPE, POLYETHYLENE PLASTIC PERAW WAC105 STANDARDS. S. MINIMUM COVER FROM TOP OF WATER MAINS TO FINISHED GRACE SHALL BE 36 INCHES FOR PIPE DIAMETER OF 10 -INCH OR LESS AND 48 INCHES FOR PIPE DIAMETER OF 124NCH AND LARGER. MAXIMUM COVER FOR ALL WATER MAINS SHALLBE 60 INCHES. ANY DEVIATIONS MUST BE APPROVED BY THE CITY OF RENTON PRIOR TO CONSTRUCTION. WHERE UTILITY CONFLICTS OCCUR, THE PROFILE OF THE WATER MAIN SHALL BE ADJUSTED AS NECESSARY TO CLEAR CONFLICTS AND TO PROVIDE MINIMUM COVER PIPE DEFLECTION SHALL NOT EXCEED ONE -HALF OF PIPE MANUFACTURER'S SPECIFICATION FOR SIZE OF PIPE USED. ALLTRENCH RACXFILL SHALL BE COMPACTED TO 95 PERCENT MAXIMUM DRY DENSITY AS DETERMINED BY THE MODIFIED PROCTOR TEST METHOD (MDD) IN ROADWAYS, ROADWAY SHOULDERS, ROADWAY PRISM AND DRIVEWAYS, AND 95 PERCENT MDD IN UNPAVED AREAS. ALL PIPE ZONE COMPACTION SHALL BE 95 MDD. 6. CONCRETE BLOCIaNG FOR WATER MAINS SHALL BE DESIGNED, INSTALLED AND POURED IN PLACE IN ACCORDANCE WITH CITY OF RENTON STANDARD DETAILS AND SPECIFICATIONS AND SHALL BE INSTALLED AT ALL VERTICALAND HORIZONTAL BENDS, FITTINGS AND BASE OF HYDRANTS. MEGA -LUGS (OR SIMILAR PRODUCT) MAYBE REQUIRED ON ALL MECHANICALJOINTS IN ADDITION M CONCRETE BLOCKING. 7. ALL NEW WATER MAIN PIPES AND FITTINGS SHALL HAVE A FOAM PIPE PIG RUN THROUGH THEM PRIOR TO BEING RUSHED, DISINFECTED, AND TESTED. CLEANING, PRESSURE AND PURITYTESTING SHALL BE DONE IN THE PRESENCE OF AND UNDER THE SUPERVISION OF A CITY OF RENTON UTILITY INSPECTOR. THE CONTRACTOR SHALLSUPPLY, INSTALL AND REMOVE PLUGS, CORPORATION STOPS, BLOW-OFF ASSEMBLIES, AND THRUST RESTRAINT /BLOCKING FORTESTING AND PURIIYAC CEPTANCE. NO CONNECTION SHALL BE MADE BETWEEN THE NEW MAIN OR BETWEEN THE NEW WET -TAP VALVE TO AN EXISTING MAIN UNTIL THE NEW PIPING HAS BEEN FOAM - PIGGED, DISINFECTED, FLUSHED, AND PASSED BOTH PRESSURE AND PURT YTESTING. B. NEW WATER MAINS INCLUDING SERVICE LATERALS SHALL BE TESTED AT A STATIC PRESSURE OF ISO PSI ABOVE WORKING PRESSURE WITH A MINIMUM OF 225 PSI TEST PRESSURE FOR 120 MINUTES WITH AMMUMUM OF5 PSI PRESSURE DROP DURING THE ENTIRE TEST PERIOD. UPON SATISFACTORY COMPLETION OF THE PRESSURE TEST, THE LINESHALL RE DISINFECTED, FLUSHED, AND THEN WATER SAMPLES SHALL BETAKEN FOR PURRYTESTING BYTHE PUBLIC WORKS INSPECTOR. 9. THE CONTRACTOR SHALL NOTFYTHE CITY OF RENTON WATER UTILITY AND MAINTENANCE DEPARTMENTSAT MASTIC WORKING DAYS PKIORTO MAKING CONNECTIONS TOTHE EXISTING WATER SYSTEM. THE CONTRACTOR SHALL EXPOSE THE EXISTING WATER MAIN AND FITTINGS ATTHE CONNECTION POINT BEFORE ORDERING THE NECESSARYADAPFORS AND FITTINGS REQUIRED FOR THE FINALCONNECTION. THE CONTRACTOR SHALL EXCAVATE, REMOVE ALL SURFACE MATERIALS, AND PROVIDE SHORING AND ALLMATERIAI S REQUIRED FOR THE CITY OF RENTON TO PERFORM THE CONNECTION TOTHE EXISTING WATER SYSTEM. THE CONTRACTOR SHALL PROVIDE AND INSTALL BACKFILL. CONCRETE BLOCKING, AND COMPLETE SURFACE RESTORATION. PUBLIC WORKS WATER PLAN GENERAL NOTES DEPARTMENT STD. PLAN - 900.0 MARCH 2010 4 OF SEC. 20, TWP. 23N., RGE. 05E., W.M. s 0 i TESTING DETAIL N_ 38 R •• O NEW D.I. WATER UNE TAPPING TEE VALVE VERTICAL LA055(ON TO FOR P 2' TAP TAPPING GATE VALVE (FL H 2 I -BUND FLANGE ON TOP WITH Y TAP AND Y PLUG TEMPORARY PLUG -OF WITH 2 -INCH TAP I -BLIND FLANGE 2- BOTTOM AND 2 -INCH BLOW-OFF ASSEMBLY I-PLUXMJ) RY KITH 2-TAP 6: 2" BLOW -OFF CONCRETE BLOCKING TEMPORARY BLOCK i FINAL CONNECTION DETAIL N A "t- ( \ /� y,•y NEW D.I. WATER UNE OF AFTER ALL CLEANING BY POLYPIG, PRESSURE TESTING AND DISINFECTION, REMOVE TEMPORAY BLOCK k BLOW -OFF AND CONNECT TO VALVE WITH O.I. SLEEVE (MJ) K D.I. SPOOLS FINAL CONNECTION BY CITY FORCES NOTES. 1. TAPPING TEES SHALL BE MADE W CAST IRON, DUCTILE IRON M EPDXY - COATED STEEL. BOLTS AND NUTS SHAL BE CCR -TEN. ALL TEES AND VALVES SMALL BE WATER TESTED BEFORE TM 2. NO SIZE ON SZE TAPS ON CAST -IRON WATER UNES. TAP SMALL BE AT LEAST 2' SMALLER DIAMETER THAN THE EXISTING MAIN. 3. NO WET TAP ON ASBESTOS CEMENT UNE OR STEEL UNE 4. NET- TAPPING OF EXISTING CITY OF RENTON WATER MAINS WLL BE DONE BY SPEER TAP OR SUPERIOR TAPPING INC. S. CONTRACTOR S1µ1 POMGLE AND VERIFY THE HORIZONTAL AND VERTICAL ALIGNMENT OF EXISTING ONE OR SLAB AND SHALL START LAYNG THE NEW UNE AT THE SAYE HORIZONTAL AND VERTICAL ALIGNMENT OF THE EXISTING STUB. 6. QTY FORCES MILL PERFORM THE FINAL CONNECTOR FROM THE WATER UNE TO THE TAPPING VALVE WTH D.I. SLEEVE AND D.I. SPOOL. ® PUBLIC WORKS CONNECTION TO WATER MAIN WITH SM. PLAN - 500.1 N DEPARTMENT TAPPING TEE &VALVE MARCH 2010 WATER UTILITY NOTES AND SPECIFICATIONS THESE NOTES SHALL APPEAR ON PROJEC7S FOR THE WATER UTILITY. 1. ALL WORK MATERIAL SHALL BE IN CONFORMANCE KITH THE STANDARDS AND SPEO/FlCA 77CNS OF THE CITY OF RENTON PLANNING/BUILDING/PUBLIC WORKS DEPAR774E:NT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATONa AS APPROVED AND MODIFIED BY THE CITY OF REN7ON IN THE RENTON STANDARD PLANS & SPECIFICATIONS A SET OF APPROVED PLANS SHALL BE KEPT ON SITE AT ALL 77MES DURING CONSTRUCTION. 2 THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE LIMITED TO 6:30 AM TO .130 PM QU WEEKDAYS UNLESS 07FHERWSE APPROVED IN WRITING BY THE PUBLIC WORKS DEPARTMENT AT (425) 430 -7301. THE POLICE DEPARTMENT, FIRE DEPARTMENT, AND 911 SHALL BE H077RED 24 HOURS IN ADVANCE OF ANY WORK IN THE RIGHT OF WAY. J. ALL LOCATIONS OF EXISTING U77LI77ES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCA77ON SO AS TO AVOID DAMAGE OR DISTURBANCE FOR UTILITY LOCATES CALL 48-HOUR LOCATORS 800 -424 -5555 4. AN APPROVED TRAFFIC CONTROL PUN IS REWIRED TO BE SUBMITTED AT THE PRE- CONS71RUCTION MEETING. 5. DATUM FOR VERTICAL CONTROL SHALL BE NORTH AMERICAN VERTICAL DATUM 1988 METERS, AND FOR HORIZONTAL CONTROL SHALL BE NORTH AMERICAN DATUM 1983111991 METERS UNLESS OT HERMSE APPROVED BY THE CITY OF RENTON PUBLIC WORKS DEPARTMENT. REFERENCE BENCHMARK AND ELEVATIONS ARE NOTED ON THE PUNS 6. ALL WATERMAIN PIPE IS TO BE CEMENT LINED DUCTILE IRON PIPE CONFORMING TO AWWA Cl)O AND 0111 OR LATEST REVISION, THICKNESS CLASS 52. CEMENT MORTAR LINING AND SEAL COATING SHALL CONFORM TO AWWA C104 OR LATEST REVISOR PIPE JON75 TO BE PUSH -ON OR MECHANICAL JOINT. BEDDING TO BE CLASS C. ALL DUCTILE IRON PIPE AND FITTINGS SHALL BE POLYETHYLENE WRAPPED PER AN9 1AWWA C105/A21.5 -93 STANDARDS 7. CAST IRON AND DUCTILE IRON FITTINGS SHALL BE CEMENT LINED, PRESSURE RATED AS NOTED ON PLANS, AND IN ACCORDANCE WTH ANSI /AWWA C1101A21.10 -87. CEMENT UNING SHALL BE IN ACCORDANCE WIH AN9 1AWWA C104142114 -90. IF FITTINGS ARE 3 TO 12 INCHES IN DIAMETER AND HAVE MECHANICAL JaNIS THE FITTINGS SHALL IN ACCORDANCE WITH EITHER ANSI/AWWA C110- A21.10 -87 OR AN9 1AWWA C153/A21.53 -94 THREE (3) INCH TO 12 INCH DIAMETER F7TRNGS WHICH HAVE MECHANICAL JOINTS AND /OR FLANGED JONM SHALL BE IN ACCORDANCE W7H AN9 /AWWA C1f0/A21.10.87 OR A COMBINATION OF ANN/AWWA 0110 1A2LIO.B7 AND AN-T/AWWA C1531A21.53 -94 SUCH THAT THE PORTION OF THE FITTING WITH A MECHANICAL JONT(S) MAY BE WTH ANSI/AWWA C/53/A21.53 -94 AND THAT PORTION OF THE PITTING WITH FLANGED JONT(S) SHALL BE IN ACCORDANCE WTH AWWA C170/A21.10 -87, ACCEPTANCE 7ES77NO IN ACCORDANCE WITH SECTION 53.53 OF ANSI/AWWA SECTION 10-4.3 OF ANSI /AWWA C1101A21.10 -87 SHALL BE OBTAINED BY THE CONTRACTOR AND TRANSMITTED TO THE OWNER. 8. GATE VALVES SHALL BE IRON BODY, BRONZED - MOUNTED, DOUBLE DISC WTH BRONZE WEDGING DEVICE AND O -RING STUFFING BOX (AWNA C500) OR OF RESILIENT SEATED TYPE (AWWA C509). VALVES SHALL BE DESIGNED FOR A MINIMUM WATER OPERATING PRESSURE OF 200 PS. GATE VALVES SHALL BE CLOW UST 14, MUELLER COMPANY NO. A2380 OR M & H. 9. FIRE HYDRANTS SHALL BE COREY TYPE (OPENING WITH THE PRESSURE) OR COMPRESSION TYPE (OPENING AGAINST PRESSURE) CONFORMING TO AWWA C- 502 -85 WITH A 6 INCH MECHANICAL JOINT INLET AND A MAIN VALVE OPENING (k V0.) OF 5 -114 INCH, TWO 2 -112 INCH HOSE NOZZLES WITH NATIONAL STANDARD THREADS 7 -112 THREADS PER INCH AND DIVE 4 INCH PUMPER NOZZLE WTH THE NEW SEATTLE PATTERN 6 THREADS PER INCH 60 DEGREES V. THREADS OUTSIDE DIAMETER OF MALE THREAD 4.875 AND ROOT DIAMETER 4.6263. HYDRANTS SHALL HAVE A 1 -1/4 INCH PENTAGON OPERATING NUT OPENED BY TURNING COUNTER CLOCKWISE (LEFT). 10. THE TOD 2 -112 INCH HOSE NOZZLES SHALL BE FITTED WITH CAST IRON THREADED CAPS WITH OPERATING NUT OF THE SAME DESIGN AND PROPOR77ONS AS THE HYDRANT STEM NUT. CAPS SHALL BE FITTED WTH SUITABLE NEOPRENE GASKETS FOR POSIIVE WATER TIGHTNESS UNDER TEST PRESSURES 11. THE 4 INCH PUMPER NOZZLE SHALL BE FITTED WITH A STORZ ADAPTER, 4 INCH SEATTLE THREAD X 5 INCH S7ORZ, STORZ ADAPTER SHALL BE FORGED AND /OR EXTRUDED 6061 -76 ALUMINUM ALLOY, HARDCOAT ANODIZED. THREADED END PORTION SHALL HAVE NO LUGS AND TWO SET SCREWS 180 DECREES APART. STORZ FACE TO BE METAL, NO GASKET TO WEATHFR. STORZ CAP TO HAVE SYNTHETIC MOLDED RUBBER GASKET, AND SHALL BE ATTACHED TO HYDRANT ADAPTER PITH 118 INCH, COATED STAINLESS STEEL, AIRCRAFT CABLE 12. FIRE HYDRANTS SHALL BE PAINTED WIN TWO COATS OF PAINT. PRESERVATIVE PAINT NUMBER 43 -655 SAFETY YELLOW OR APPROVED EQUAL 13. PUMPER CONNECTION 70 FACE ROADWAY ASSEMBLY. 14. FIRE HYDRANTS SHALL BE INSTALLED PER CITY OF RENTON STANDARD DETAIL FOR FIRE HYDRANTS, LATEST REVISION. 15. ALL WATERMAINS 10 INCHES AND SMALLER TO MAINTAIN A MINIMUM COVER OF 36 INCHES BELOW FINISH GRADE ALL WAZERMAIN 12 INCHES AND LARGER SHALL BE AT A MINIMUM OF 48 INCHES BELOW FINISH GRADE. WHERE U71UTY CONFLICTS OCCUR, WATERMAINS ARE TO BE LOWERED TO CLEAR. 16. ALL WATERMAINS 6 INCHES AND LARGER IN DIAMETER SHALL BE GLEANED WITH PIPE CLEANING PIGS'PRIOR TO D19NFEC770N. THE POLY PIGS'SHALL BE GRARD INDUSTRIES AQUA SWAB -AS OR APPROVED EQUAL. 2 1B /CU FT DENSTY FOAM WTH 90A DUROMETER URETHANE RUBBER COATING ON THE REAR OF PIG -ONLY. 17. PIGS'SHALL BE CYLINDER SHAPED WITH BULLET NOSE OR SQUARE END. THE CONTRACTOR WLL PERFORM THE CLEANING OPERATION. 18. ALL WAZERMAINS AND SERVICES SHALL BE PRESSURE TESTED TO A MINIMUM OF 200 PS OR 150 PS OVER OPERATING PRESSURE, IN ACCORDANCE WTH THE SPECIFICATIONS OF THE CITY OF REN70N AND THE WASHINGTON STATE HEALTH DEPARTMENT. ALL PRESSURE TESTING SHALL BE DONE IN THE PRESENCE OF A REPRESENTATIVE OF THE CITY OF RENTON. THE QUANTITY OF WATER LOST FROM THE MAIN SHALL NOT EXCEED THE NUMBER OF GALLONS PER HOUR AS LISTED IN CITY O' RENTON STANDARD PLANS R SPECIFICATIONS 7- 11.3(11). THE LOSS IN PRESSURE SHALL NOT EXCEED 5 PSI DURING THE 2 HOUR TEST PERIOD. 19. ALL WATERMAINS AND SERVICES SHALL BE DISINFECTED BY THE INZC77ON OF A 50 PPM (MINIMUM CONCENTRATION) CHLORINE/WATER SOLUTION. DRY CALCIUM HWOCHLOR17E SHALL NOT BE PLACED IN THE PIPE AS LAID. CHLORINE SHALL BE METER£D/IMECTED IN ACCORDANCE WTH SECTION 7- 11.3(12)E OR 7- 11.3(12)F OF THE STANDARD SPEaRCATONS REFERENCED ABOVE 20. A PRE- CONS7RUCTION CONFERENCE IS REQUIRED PRIOR TO ANY CONSTRUCTION. A MINIMUM OF FIVE (5) WORKING DAYS NOTICE IS REQUIRED FOR SCHEDULING. 21. TWENTY -FOUR (24) HOURS NOTICE WILL BE REQUIRED PRIOR TO STARING NEW CONSTRUCTION. 22. IT SHALL BE THE CONTRACTORS RESPON9B/LHTY TO SECURE ALL NECESSARY PERM17S PRIOR TO STARING CONSTRUCTION. 23. INSTALLA77ON OF CORPORATE STOPS WATER SERVI= UNES AND METERS SHALL NOT BE DONE UNTIL ALL SERVICE AGREEMENTS, METER APPUC4770Va CONSTRUCTION PERMITS AND PAYMENT OF FEES HAVE BEEN MADE TO THE CITY OF RENTON. 24. ALL CONNEC77ON TO EXIS77NG MAINS IS 70 BE ACCOMPLISHED BY THE CITY OF REN709 EXCEPT MET TAPS WHICH MAY BE MADE BY APPROVED WET TAP CONTRACTORS WITH PRIOR APPROVAL FROM THE PUBLIC WORKS DEPARTMENT. ALL NECESSARY EXCAVA77ON AND MATERIALS ARE 70 BE SUPPLIED BY THE CONTRACTOR AND BE ON -97F PRIOR TO CITY N077RCA 77ONS. 25. INSPECTION WILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE CITY OF RENTON. IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO NOTIFY DEVELOPMENT SERVICES TWENTY FOUR (24) HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. THE CONTRACTOR, AS WELL AS THE ENGINEERS SHALL KEEP AS -BUILT DRAWNGS 26. CONTRACTOR TO PROVIDE PLUGS AND TEMPORARY BLOW -OT' ASSEMBLIES FOR 7ES77NG AND PURITY ACCEPTANCE PRIOR TO FINAL TIE -IN. 27, ALL JOINT RESTRAINT SYSTEMS (SHACKLE ROOa NUTS, BO.Ia ETC) SHALL BE AS MANUFACTURED BY THE STAR MANUFACTURING COMPANY OF COLUMBUS OHIO, OR EQUAL APPROVED IN WRITING BY THE PUBLIC WORKS DEPARTMENT. 2& ASPHALT AND CONCRETE STREET PAVING SHALL BE SAWCUT TO A MINIMUM DEPTH OF TWD (2) INCHES. OIL MAT STREETS MAY BE SPADE CUT. ALL SURFACE CONCRETE, PAVEMENT, SIDEWALKS CURB, GUTTERS, AND DRIVEWAY APPROACHES SHALL BE S41WUT 70 A MINIMUM DEPTH OF TWO (2 INCHES OR REMOVED TO AN EXISTING EXPANSION JOINT, 29. A TEMPORARY COLD MIX ASPHALT PATCH SHALL BE PLACED ON THE DAY OF INI77AL EXCAVATION WTH A PERMANENT, SEALED PATCH TO BE PLACED TO CITY OF RENTON POLICY, WTHIN 10 DAYS CALL FOR SUBGRADE INSPECTION PRIOR 70 PLACEMENT OF FINAL PATCH. 30. FOR CITY PROEC7S SUCH AS TELEMETRY CONDUIT, THE PVC PIPE USED SHALL BE ALL CHEMICAL PROCESS LINES SHALL BE SCHEDULE 80 PW PIPE. SCHEDULE 40 IN UNIMPROVED AREAS AND SCHEDULE 80 PVC PIPE UNDER IMPROVED AREAS EXISTING WATER LINE PLAN VIEW TESTING DETAIL T8 FT K.. O NEW WATER LINE VERTICAL CROSS(MJaFU FOR POLYPIGGING ONE BLIND FLANGE ON TOP WITH 2-TAP B 2-PLUG ONE BLIND FLANGE ON BOTTOM ONE (NJ) PLUG WITH 2' TAP L 2' TEMPORARY BLOW -OFF TEMPORARY BLOCK CUT -IN (BY CITY FORCES) - TEE (FLxFU W/ CONC. BLOCK 2- GATE VALVES (FLxMJ) 2- SOLID SLEEVES 01J) OR RO -MAC COUPLINGS - 1- ADAPTER (FL X NJ) 1- PLUG (NJ) W /2'TAP 6 TEMP, BLOW -DFF TEMP. BLOCK EXISTING WATER LINE EXISTING WATER LINE FINAL CONNECTION DETAIL K AFTER ALL TESTING, CLEANING BY POLYPIG, AND BEINFEC110M, REMOVE TEMP. BLOCK 6 BWW-OFF L CONNECT WITH SLEEVE (NJ) L D.I. SPOOLS FINAL CONNECTION BY CITY FORCES %[STING WATER LINE PUBLIC WORKS CONNECTION TO WATER MAIN CUT SM. PLAN 300•3 DEPARTMENT IN -LINE TEE & TWO VALVES MARCH 2010 SANITARY SEWER NOTES AND SPECIFICAT IONS THESE N07ES SHALL APPEAR ON PROJECTS FOR THE WASTEWATER UTILITY. 1. ALL WORK AND WORK MATERIAL SHALL BE IN CONFORMANCE WTH THE STANDARDS AND SPECIFICA77ONS OF THE CITY OF RENTON PLANNING/BUILDINGIPUBLJC WORKS DEPARTMENT AND THE LATEST EDI77ON OF THE WWOT/APWA STANDARDS AND SPECIFICATIONS, AS APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS A SET OF APPROVED PLANS SHALL BE KEPT ON SITE AT ALL 77MES DURING CONSTRUCTIOTV. 2 THE HOURS OF WORK IN THE STREET RIGHT OF WAY SHALL BE PER CITY SPEORCA77ONS ON WEEKDAYS UNLESS 07HERWSE APPROVED IN WRITING BY THE PLANNING/BUILDING/PU&J47 WORKS DEPARTMENT. AN APPROVED TRAFFIC CONTROL PUN MUST BE OBTAINED PRIOR TO BEGINNING ANY WORK LW7H1N PUBLIC RIGHT OF WAY. 1 ALL LOCATIONS OF EXISTING U77LI77ES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. 4. A PRE - CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING CONS7RUC7701V. (INSPECTION HILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE CITY OF RENTON.) IT SHALL BE THE CONTRACTORS RESPONSIBILITY 70 NOTIFY THE PUBLIC WORKS INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSIRUC77ON 5 CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION 97E 6. IT SNALL BE THE RESPONSBILI7Y OF THE CONTRACTOR TO OBTAIN STREET USE AND ANY 07HER RELATED PERMI7S PRIOR TO ANY CONSTRUCTION. 7. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL 07HER PLANS a A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB 97E WHENEVER CONSTRUCTION IS IN PROGRESS 9. THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON PITH AN AS -BUILT DRAWNG OF THE SANITARY SEWER SYSTEM, WHICH HAS BEEN STAMPED AND SIGNED BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFiSSFCNAL SURVEYOR. 1O.BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS WITH A LOOSE AVERAGE DEPTH OF 6 INCHES MAXIMUM DEP771 OF B 1NCFHEa THOROUGHLY TAMPING EACH LAYER TO 95 PERCENT OF MAXIMUM DENSITY. THESE COMPACTED LAYERS MUST EXTEND FOR ONE PIPE DIAMETER ON EACH SIDE OF THE PIPE OR TO THE SIDE OF THE TRENCH MATERIALS TO COMPLETE THE FILL OVER PIPE SHALL BE THE SAME AS DESCRIBED. )).OPEN CUT ROAD CRO59NGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BAOKFILLED K17H CRUSHED ROCK AND MECHANICALLY COMPACTED UNLESS O7HERW_' APPROVED BY 12DATUM FOR VERTICAL CONTROL SHALL BE NORTH AMERICAN VERTICAL DATUM 1988 METERS, AND FOR HORIZONTAL CONTROL SHALL BE NORTH AMERICAN DATUM 196311991 METERS UNLESS OTHERWS= APPROVED BY THE CITY OF REN701V PUBLIC WORKS DEPARTMENT. REFERENCE BENCHMARK AND ELEVATIONS ARE NOTED ON THE PLANS. 11 ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED OR OTHERWSE STABILIZED TO THE SA775FAC77ON OF THE DEPARTMENT FOR THE PREVENTION OF ON -SITE EROSION AFTER THE COMPLETION OF CONSTRUCTION. 14.ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE PATH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANNINC/BUILDING/PUBUC WINKS DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATIONS AS APPROVED AND MODIFIED BY THE CITY OF RENTON IN THE RENTON STANDARD PLANS & SPECIFICATIONS. 7741S SHALL INCLUDE NECESSARY LEVELING OF 7HE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL AS WELL AS PLACEMENT AND COMPACTION O' REQUIRED BEDDING MATERIAL, 70 UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE; UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE 15SAN1TARY SEVER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKEZED ASTM D -3034, SDR -35 OR DUCTILE IRON CLASS -50, UNLESS OTHERMSE APPROVED BY THE WASTEWATER UTILITY. 16.I1V UNIMPROVED AREAS MANHOLE 70 EXTEND MINIMUM 6 INCHES AND MAXIMUM 12 INCHES ABOVE FINISHED GRADE OR MUST HAVE MINIMUM 2'DIAMEIER CONCRETE RING POURED AT GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIREC77ONS TO MATCH PAVING W- 310103 CITY OF RENTON Approved by: Date: Approved by: Date: Approved by: Date: Approved by: Date: 02013 TRIAD ASSOC, - 37ota3 S- 37o�v,� 1� TRIAD ASSOCIATES 12112 115th Ave. HE KiMand, WA 98034-6923 425.821.8448 425.821.3481 fax 800.488.0756 toll free w triadassodates.net y C J c+ J 'ti Q ` _+ y V 2 y W S V Q a m O 3 Q 2 0 Wi '+ w C GREGORY r. LILMIAD FLS PBWM YRUM MARK S HARRISON, PLS PB0186T SHHPHYOH KEVIN C FLYNN, PE FRwm ERGO= DENSE )FIN RLA PRIMIM LANDS APB ABCHQ86T FHL4f WMff AL DAM 10115112 SCAT& onz- vw_- I II r7l :; 17,0.,1:4 ,JI I,1: {, JOB NO. 09 -029 "RD• C4.2DF 15