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Home My WebLink AboutW-406706n m O v 0 v OC WATER PLAN GENERAL NOTES Standard Plan No. 300 1. ALL WORK AND MATERIALS SHALL BE IN ACCORDANCE W17H THE LATEST EDITION OF THE CITY OF RENTON PUBLIC WORKS STANDARD SPECIFICATIONS AND SPECIAL PROVISIONS AND WSDOT / APWA STANDARD SPECIFICATIONS, LATEST EDITION AS AMENDED BYTHE CITY OF RENTON. A SET OF CITY APPROVED PLANS SHALL BE KEPT ATTIRE JOB SITE WHENEVER CONSTRUCTION ISINPROGRESS. APRE-CONSTNUCTIONCONFERENCE SHALL BE HELD PRIOR TO THE START OF CONSTRUCTION. THE CONTRACTOR AND OR DEVELOPER SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY PERMITS PRIOR M CONSTRUCTION. 2. ALL EXISTING UTILITIES SHALL REMAIN IN SERVICE DURING CONSTRUCTION UNLESS OTHERWISE NOTED. THE CONTRACTOR SHALL CALL 1-800424-5555 TO VERIFY UTILITY LOCATIONS BEFORE BEGINNING EXCAVATION. 3. ALL MATERIALS USED FOR THE CONSTRUCTION OF WATER SYSTEM IMPROVEMENTS SHALL BE NEW AND UNDAMAGED, AND "CATALOG CUTS" FOR ALL MATERIALS SHALL BE APPROVED IN WRITING BY THE CITY OF RENTON PRIOR TO BRINGING ANY MATERIALS ON -SITE. 4. ALL WATER MAIN PIPE MATERIALS SHALL BE CEMENT LINED DUCTILE IRON PIPE, THICKNESS CUSS 52 PER AW WA C 151 AND C 104. PIPE JOINTS SHALL BE PUSH -ON OR MECHANICALJOINT. CAST IRON OR DUCTILE IRON PIPE FITTINGSSHALLBE CLASS 250AS PER ANSI/AW WA CI10/A21.10-82. ALL DUCTILE IRON PIPE AND FITTINGS SHALL BE WRAPPED WITH &MIL BLACK, NBE-TYPE, POLYETHYLENE PLASTIC PER AW WA C105 STANDARDS. S. MINIMUM COVER FROM TOP OF WATER MAINS TO FINISHED GRADE SHALL BE 36INCHES FOR PIPE DIAMETER OF 10-INCH OR LESS AND 48 INCHES FOR PIPE DIAMETER OF I2-INCH AND LARGER. MAXIMUM COVER FOR ALL WATER MAINS SHALL BE 60 INCHES. ANY DEVIATIONS MUST BE APPROVED BY THE CITY OF RENTON PRIOR TO CONSTRUCTION. WHERE UTILI Y CONFUCTSOCCUR, THE PROFILE OF THE WATER MAIN SHALL BE ADJUSTED AS NECESSARYTO CLEAR CONFLICTS ANDTO PROVIDE MINIMUM COVER PIPE DEFLECTION SHALL NOT EXCEED ONE-HALF OF PIPE MANUFACTURER'S SPECIFICATION FOR SIZE OF PIPE USED. ALLTRENCH BACKFILL SHALL BE COMPACTED TO 95 PERCENT MAXIMUM DRY DENSITY AS DETERMINED BY THE MODIFIED PROCTOR TEST M BINGO (MOO) IN ROADWAYS, ROADWAY SHOULDERS, ROADWAY PRISM AND DRIVEWAYS, AND 85 PERCENT MDD IN UNPAVED AREAS. ALL PIPE ZONE COMPACTION SHALL BE 95 MOD. 6. CONCRETE BLOCKING FOR WATER MAINS SHALL BE DESIGNED, INSTALLED AND POURED IN PUKE IN ACCORDANCE WITH CITY OF RENTON STANDARD DETAILS AND SPEOFICATIONS AND SHALL BE INSTALLED AT ALLVERTICALAND HORIZONTAL BENDS, FIETINGS AND BASE OF HYDRANTS. MEGA -LUGS (OR SIMILAR PRODUCT) MAYBE REQUIRED ONAU MECHANICALJOINTS IN ADDITION TO CONCRETE BLOCKING. 7. ALL NEW WATER MAIN PIPES AND FITTINGS SHALL HAVE A FOAM PIPE PIG RUN THROUGH THEM PRIORTO BEING FLUSHED, DISINFECTED, AND TESTED. CLEANING, PRESSURE AND PURITY TESTING SHALL BE DONE IN THE PRESENCE OF AND UNDER THE SUPERVISION OF A CITY OF RENTON UTILITY INSPECTOR. THE CONTRACTOR SHALL SUPPLY, INSIALLAND REMOVE PLUGS, CORPORATION STOPS, SLOW -OFF ASSEMBLIES, AND THRUST RESTRAINT/ BLOCKING FOR TESTING AND PURITY ACCEPTANCE. NO CONNECTION SHALL BE MADE BETWEEN THE NEW MAIN OR BETWEEN THE NEW WET -TAP VALVETO AN EXISTING MAIN UNTIL THE NEW PIPING HAS BEEN FOAM -PIGGED, DISINFECTED, FLUSHED, AND PASSED BOTH PRESSURE AND PURITY TESTING. 8. 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 A MAXIMUM OF 5 PSI PRESSURE DROP DURING THE ENTIRE TEST PERIOD. UPON SATISFACTORY COMPLETION OF THE PRESSURE TEST, THE LINE SHALL BE DISINFECTED, FLUSHED, AND THEN WATER SAMPLES SHALL BE TAKEN FOR PURITY TESTING BY THE PUBLIC WORKS INSPECTOR. 9. THE CONTRACTOR SHALL NOTIFY THE CITY OF RENTON WATER UTILITY AND MAINTENANCE DEPARTMENTS AT LEAST 10 WORKING DAYS PRIOR TO MAKING CONNECTIONS TO THE MISTING WATER SYSTEM. THE CONTRACTOR SHALL EXPOSE THE EXISTING WATER MAIN AND FIRINGS AT THE CONNECTION POINT BEFORE ORDERING THE NECESSARY ADAPTOBS AND FIRINGS REQUIRED FOR THE FINAL CONNECTION. THE CONTRACTOR SHALL EXCAVATE, REMOVE ALL SURFACE MATERIALS, AND PROVIDE SHORING AND ALL MATERIALS REQUIRED FOR THE CITY OF RENTON TO PERFORM THE CONNECTION TO THE EXISTING WATER SYSTEM. THE CONTRACTOR SHALL PROVIDE AND INSTALL BACKFILL, CONCRETE BLOCKING, AND COMPLETE SURFACE RESTORATION. STD. PLAN — 300.0 R. • PUBLIC WORKS DEPARTMENT WATER PLAN GENERAL NOTES MARCH 2O10 WATER PLAN GENERAL NOTES � a o ash Know what's below. Cell before you EXISTING WATER LINE PLAN VIEW TESTING DETAIL ±B FT .. O NEW WATER LINE VERTICAL CROSS(MJxFU FOR PBLYPIGGING ONE BLIND FLANGE ON TOP WITH 2-TAP & 2-PLUG ONE BLIND FLANGE ON BOTTOM ONE (NJ) PLUG WITH 2- TAP & 2' TEMPORARY BLOW -OFF TEMPORARY BLOCK CUT -IN (BY CITY FORCES) TEE (ELATE) W/ CONC. BLOCK 3- GATE VALVES (FLxMJ) 2- SOLID SLEEVES (NJ) OR RO-MAC COUPLINGS 1- PLUG (NJ) W/2'TAP & TEMP, BLOW -OFF TEMP. BLOCK EXISTING WATER LINE EXISTING WATER LINE FINAL CONNECTION DETAIL AFTER ALL TESTING, CLEANING BY POLYPIG, AND DISINFECTION, REMOVE TEMP. BLOCK & BLOW -OFF L CONNECT WITH SLEEVE (NJ) & ➢I SPOOLS FINAL CONNECTION BY CITY FORCES JEXISTING WATER LINE PUBLIC WORKS CONNECTION TO WATER MAIN STD. PLAN — 900.4 DEPARTMENT CUT IN -LINE TEE & THREE VALVES MARCH 2O10 WATER MAIN CUT IN CONNECTION BE L I RELIABLE MBS NOT RESPONSIBLE FOR ITS ACCURACY. OR ERROROR ML OMISSIONSWHICR MAY NAME BEEN INCORPOPATED INTOTRI S DOCUMENT AS pM pA ARESULT. THOSE RELYING ON THIS RECORD DOCUMEHTAREADVISEDTO ML OBTAIN INDEPENDENT VERIFICATION OF ITS ACCURACY BEFORE "PLYING IT MOTS MR ANY PL IQ SK ATZM N0. I REVISION Bl' DATE 1 APPR NPDES PERMIT# WA TEMPORARY 2" GALVANIZED PIPE AND 2" GATE VALVE FINISHED GRADE ELEVATION INSTALL 2' PLUG ON TOP BLIND FLANGE AFTER REMOVAL OF POLYPIG 3 FT MIN. COVER (10-INCH DIAMETER AND UNDER) / 4 FT MIN. COVER (12-INCH DIAMETER AND OVER) !// NEW WATER MAIN POLYPIG riuvLy��yx.��r.LainwurKHI.L.��e�rz.�a SIZE OF VERTICAL CROSS SMALL BE THE SAME AS SIZE OF MIN ONE VERTICAL CROSS (MI X R) ONE BLIND FLANGE ON TOP OF CROSS WITH 2' TAP & 2' TEMPORARY BLOW -OFF ASSEMBLY (REMOVE BLOW -OFF ASSEMBLY AND INSTALL 2' PLUG AFTER REMOVAL OF CLEANING POLY -PIG') ONE BLIND FLANGE ON BOTTOM OF CROSS ONE PLUG IMF) ON END OF CROSS CONCRETE BLOCKING ALL DEBRIS AND POLYPIGS SHALL BE REMOVED FROM SUMP OF VERTICAL CROSS BEFORE DISINFECTION OF NEW WATER MIN f n. PUBLIC WORKS POLY PIG STATION FOR CLEANING OF DEPARTMENT WATER MAINS POLY PIG STATION CITY OF ' RENTON DATUM Planning/Building/Public Works Dept. STD. PLAN — 800.e MARCH 2O10 mclom T A C O M A • S E A T T L E S P O K A N E • T R I- C I T I E S 2215 North 30th Street, Suite 300 Tacoma, WA 98403 253.383.2422 TEL 253.383.2572 FAx WR EahtI.mm WEB IN COMPLIANCE WITH CITY OF RENTON STANDARDS WALKER MAZDA DEALERSHIP PERMIT SET AHBL JOB #2180100.11 WATER NOTES AND DETAILS 7/29/2019 25 O L0 O co (] 0 0 00 T a J r■ S1 ITUIS 17_ Z117: