The URL can be used to link to this page

Home My WebLink AboutWTR2701768.1CITY OF RENTON GENERAL WATER NOTES: 1. All work materials shall be in conformance with the standards and specification of the City of Renton Utility Department and the latest edition of the WSDOT/APWA Standards and Specifications. A set of approved plans shall be kept on site at all times during construction. 2. The hours of work in the street right-of-way shall be limited to 8:30AM to 3:30 PM on weekdays unless otherwise approved in writing by the Department of Public Works at 235- 2635. All street closures, partial or full, shall be approved by the Department of Public Works 24 hours in advance. The Police Department, Fire DEpartment and 911 shall be notified 24 hours in advance. 3. All locations of existing utilities shown are approximate and it shall be the contractor's responsibility to verify the true and correct location so as to avoid damage or disturbance. For utility locate call 48-Hour Locators. 1-800-424-5555. 4. All water main pipe to be cement lined ductile iron pipe conforming to AWWA C110 and C111 or latest revision, thickness, Class 52. Cement mortar lining and seal coating shall conform to AWWA C104 or latest revision. Pipe joints to be push -on or mechanical joint. Bedding to be class C. All ductile iron pipe installed South of Sunset Blvd. (Empire Way, SR 900) and West of SR 167 (East Valley Freeway) or in soils of high resistivity shall be polyethylene wrapped per ANSI/AWWA C105-77 Standards. 5. Cast iron and ductile iron fittings shall be cement lined, pressure rated as noted on plans, and in accordance with ANSI/AWWA C110-/A21.10-82. Cement lining shall be in accordance with ANSI/AWWA C110/A21.10-82 or ANSI/AWWA C153/A21.53-84. 3- inch to 12-inch diameter fittings which have mechanical joints and/or flanged joints shall be in accordance with ANSI/AWWA C110/A21.10.82 or a combination of ANSI/AWWA C110/A21.10.82 and ANSI/AWWA C153/A21.53-84 such that the portion of the fitting with a mechanical joint(s) may be in accordance with ANSI/AWWAC153/A21.53-84 and that portion of the fitting with flanged joint(s) shall be in accordance with ANSI/AWWA C110/A21.10-82.Acceptance testing in accordance with section 53- 5.3 of ANSI/AWWA C153/A21.53-84 or with section 10-4.3 of ANSI/AWWA C1120/A21.10-82 shall be obtained by the contractor and transmitted to the owner. 6. Gate valves shall conform to AWWA C500 and shall be iron body, bronzed -mounted, double disc with bronze wedging device and 0-ring stuffing box. Valves shall be designed for a minimum water operating pressure of 200 PSI. Gate valves shall be Clow List 14, Mueller Company No. A2380, or M&H. All valves 12" in diameter and larger, shall be installed in a vault. See water standard detail for 12" Gate Assembly Vault and 1" Bypass Installation. 7. Fire hydrants shall be Corey type (opening with the pressure) conforming to AWWA C-504-80 with a 6 inch inlet and a M.V.O. of 5 inches, two 2 1 /2 inch hose nozzles with national standard 7 inch, 60 degrees V. threads, O.D. thread 4.875 and root diameter 4.6263, 1 1/4 inch pentagon operating nut opened by turning counter clockwise (left). 8. All water main 10 inches and smaller to maintain a minimum cover of 35 inches below finish grade. All water main 12 inches and larger shall be at a minimum of 48 inches below finish grade. Where utility conflicts occur, water mains are to be lowered to clear. 9. All water mains six (6) inches in diameter and larger shall be cleaned with pipe cleaning "PIGS" prior to disinfection. The "Poly Pigs" shall be Girard Industries Aqua Swab -AS or approved equal, 2 Ib./cu ft density foam with 90A durometer urethane rubber coating on the rear of "PIG" only. "PIGS" shall be cylinder shaped with bullet nose or square end. ate# 'the contracor wh* will perform the cleaning operation. UNDEL 011'5 SUPERVISION 9a. All water mains and services shall be pressure tested to a minimum of 200 PSI or 150 PSI over operating pressure, in accordance with the specifications of the City of Renton and the Washington State Health Department. All pressure testing shall be done in the presence of a representative of the City of Renton. 9b. All water mains 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 Specification referenced in #1 above. 10. A preconstruction conference is required prior to any construction/. A minimum of three (3) working days notice is required for scheduling. Prior to scheduling the precon a permit information sheet must be supplied to the Utility Engineer's Office. Twenty-four hour notice will be required prior to starting new construction. 11. It shall be the contractor's responsibility to secure all necessary permits prior to starting construction. 12. 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. 13. All connection to existing mains 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 Department of Public Works. All necessary excavation and materials to be supplied by the contractor and be on -site prior to City notifications. 14. Inspection will be accomplished by a representative of the City of Renton. It shall be the contractor's responsibility to notify the Utility Department 24 hours in advance of backfilling all construction. The contractor as well as the Engineers shall keep as -built drawings. Q I TEMP. BLOCKING & BLOWOFF ASSYS 0 z Q a' w �I Q SOLID SLEEVE 0 NEW DIP 6AS4 IPON 10" CROSS (MJ x FL) VERTICAL 10" TAPPING TEE & VALVE AFTER PRESSURE AND PURITY 2-BLIND FLANGES ONE TAPPED 2" 2-10" PLUG WITH TEMP. CONNECT TO TAPPING VALVE 2" PLUG BLOWOFF ASSY W/NIPPLES BLOCK AS REQUIRED SOLID SLEEVE (LP) BEFORE AFTER CONNECTION TO EXISTING WATERLINE N.T.S. 15.Contractor to provide plugs and temporary blow -off assemblies for testing and purity acceptance prior to final tie-in. 16. 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 Department of Public Works. 17. Asphalt and concrete street paving shall be sawcut to a minimum depth of two 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 inches or removed to an existing expansion joint. 18. 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 ten days. Call for subgrade inspection prior to placement of final patch. Trenched will not be left open over night without prior written approval of the Inspector. 19. For City projects such as telemetry conduit, the PVC pipe used shall be schedule 40 in unimproved areas and schedule 80 under improved areas. All chemical process lines shall be schedule 80 PVC pipe. APPROVAL DATE s 1--�,I JOB NO. t,�?"- .,; REV. C*.4t-�- • tt P, S 13 0 ! CT t 6" MIN. DRAIN TO DAYLIGHT OR STORM DRAIN SYSTEM. PRECAST CONCRETE VAULT WITH 3-3"0" HINGED STEEL PLATE COVERS. DIMENSIONS 5'8"x11'-2"x7-2" EQUAL TO RENTON CONCRETE PRODUCTS, INC. THE BY-PASS ASSEMBLY SHALL BE - INCLUDED AS PART OF THE DETECTOR DOUBLE CHECK VALVE ASSEMBLY. 11'-2" -W ND, FL. GRAVEL UNDERVAULTLADDOR FOR ACCESS END _VIEW 4%4"x6" BULL HEAL, TEE, FL. "\� - m 18" FOR 10" ASSY- 17.5" FOR 8" ASSY 18.5" FOR 6" ASSY WLWW_111VrJM �• �� • � ;1 w 1, �1 ��I-I� I mil, �! I � PIPE WITH COLLAR 18" FROM 10", 8" OR 6" FL. x P.E. P.E. d d 10" - 3'-0" LONG 8" - 3'-6" LONG 6" - 4'-6" LONG CONCRETE BLOCKING CONCRETE SUPPORT PADS UNDER CHECK VALVE. L_ -Z J__ ALL DETECTOR DOUBLE CHECK-, VALVE ASSEMBLIES SALL INCLUDE RESILIENT SEATED SHUTOFF VALVES AND TEST COCKS, AND BE APPROVED CROSS -CONNECTION CONTROLL ASSEMBLIES PER D.S.H.S. APPROVED LIST. PLAN 4" ADAPTOR, FL x SCREWED ONE EACH SIDE 4"x2.5" FIRE DEPARTMENT DOUBLE ��_�CONNECTION FOR STAND PIPE WITH BREAKABLE CAST IRON HOSE CAPS. ONE EACH SIDE EQUAL TO GRINNEL % FIG. 1682 WITH NOSE CAPS FIG. 1333 \ 6" PIPE FLxFL 1-2'-0" LONG 6" SWING TYPE GRAVITY OPERATED --� CHECK VALVE, FL. EQUAL TO MUELLER CO, A-2600-6 6" PIPE FL x FL 3'-0" 6" AND 8" ASSEMBLY d 6" SHORT RADIUS 90' BEND FL •. 10" ASSEMBLY 10118"x6" REDUCING 90' BEND, FL 6" ASSY 6" TEE FL ",0Z+ + DEADMAN BLOCK T M I A REQUIRED 0 +. 10" ASSEMBLY 10"x10"x8" TEE FL. 8" ASSEMBLY DOUBLE CHECK VALVE ASSY 8"x8"x6" TEE, FL. INCLUDES TWO RESILIENT 10", 8", OR 6" GATE VALVE SEATED SHUTOFF VALVES. FLxMJ, WITH INDICATOR POST. INDICATOR POST VALVE SAME SIZE AS DOUBLE CHECK VALVE (MUELLER CO., OR EQUAL). long 8", OR 6" DUCTILE IRON CLASS 52 NIPPLE PIPE. CEMENT long 8", OR 6' FLANGED LINED, LENGTH TO FIT. COUPLING ADAPTOR EQUAL TO ROCKWELL INTERNATIONAL 912. NOTES: 1. LOCATE VAULT IN PLANTING AREA NOT IN PAVING. 2. 4" AND LARGER BENDS AND TEES TO BE CAST IRON CEMENT LINED. 3. TEMPORARY SUPPORT SHALL BE PROVIDED UNDER VALVES AT THE TIME OF INSTALLATION TO CENTER THE PIPE IN VAULT OPENING. AFTER COMPLETE INSTALLATION REMOVE THE TEMPORARY SUPPORT AND INSTALL CONCRETE SUPPORT PAD. 4. 4" AND LARGER PIPE TO BE DUCTILE IRON CEMENT LINED CLASS 52 PIPE, EQUAL TO THOSE SUPPLIED BY PACIFIC WATER WORKS SUPPLY COMPANY INC. i 9E60MMENDED �OQ A?NoVAL AmouL LSAvurL WA 611 U(itili ENUIrIEC�Qi►J6� long 8" OR 6" DETECTOR DOUBLE CHECK VALVE ASSEMBLY �av 6c� � �.�� ,,,�,,,6 , 6 STANDPIPE WITH FOUR 2-1 /2 NOZZLE �Alw WSSy Naz A-S 13 w CROSS CONNECTION - BACKFLOW PROTECTION ASSEMBLY AT R (5a Cifl Of R606H WA1E2 S(ANDARO T)6TAis) RENTON FILE NO. SA-J49-90 BY ICHECKEDI DATE PREPARED BY Balma & Holmberg Inc. ENGINEERS & SURVEYORS 1505 N.W. GMMAN BLVD., SUITE 7 ISSAQUAH, WASHINGTON 98027 (206) 392 - 0250 DESIGNED BY DRAWN BY CHECKED BY JAT I SLL CRAIG JOHNSON P.O. BOX 66285 SEATTLE, WA 9,-1E6, PROJECT RENTON RETAIL BUILDING SHEET CONTENT DETAIL SHEET • SHEET 5 OF 5