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HomeMy WebLinkAboutW-42100519. All watermains and services shall be disinfected by the injection of a 50 ppm (minimum concentration) chlorine/water solution. Dry Calcium Hypochlorite shall NOT be placed in the pipe as laid. Chlorine shall be metered/injected in accordance with Section 7- 11.3(12)E or 7-11.3(12)F of the Standard Specifications referenced above. 20. A pre -construction 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 starting new construction. 22. It shall be the contractor's responsibility to secure all necessary permits prior to starting construction. 23. Installation of corporate stops, water services, lines and meters shall not be done until all service agreements, meter applications, construction permits, and payment of fees have been made to the City of Renton. 24. All connection to existing mains is to be accomplished by the City of Renton, except wet taps, which may be made by approved wet tap contractors with prior approval from the Public Works Department. All necessary excavation and materials are to be supplied by the contractor and be on -site prior to City notifications. 25. Inspection will be accomplished by a representative of the City of Renton. It shall be the contractor's 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 drawings. 26. Contractor to provide plugs and temporary blow -off assemblies for testing and purity acceptance prior to final tie-in. 27. All joint restraint systems (shackle rods, nuts, bolts, etc.) shall be as manufactured by the Star Manufacturing Company of Columbus Ohio, or equal, approved in writing by the Public Works Department. 28. Asphalt and concrete street paving shall be sawcut to a minimum depth of two (2) inches. Oil mat streets may be spade cut. All surface concrete, pavement, sidewalks, curb, gutters, and driveway approaches shall be sawcut to 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 initial excavation with a permanent, sealed patch to be placed, to City of Renton policy, within 10 days. Call for subgrade inspection prior to placement of final patch. * 30. For City projects such as telemetry conduit, the PVC pipe used shall be All chemical process lines shall be schedule 80 PVC pipe. Schedule 40 in unimproved areas and schedule 80 PVC pipe under improved areas. ` Qa 4 � AV f S/0-NAL 12 N0, REVISION SURVEYED: DESIGNED: DRAWN: CHECKED: BY I DATE I APPR I APPROVED: SCALE: ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATUM CITY OF RENTON f."R V431F Planning/Building/Public Works Dept. W-421004 IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING yq i 04/21 /2023 ' DATE: 3/28/2029 TRAN-NGUYEN DEVELOPMENT FPIGDBOOK: WATER NOTES DRAWING NO: C-20.0 SHEET: 20 OF: 29