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Home My WebLink AboutS-365303PORTION OF NE 1/4 OF SEC 16, T 23 N, R 5 E., E.M. SANITARY SEWER NOTES & SPECIFICATIONS Sanitary Sewer Notes and Specifications THESE NOTES SHALL APPEAR ON PROJECTS FOR THE SANITARY SEWER UTILITY. 1. All work and work material shall be in conformance with the standards and specifications of the City of Renton Planning /Building /Public Works 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. 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 per City specifications on weekdays unless otherwise approved in writing by the Planning/Building /Public Works Department. An approved traffic control plan must be obtained prior to beginning any work within public right of way. 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. 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 construction. (Inspection will be accomplished by a representative of the City of Renton.) It shall be the contractor's responsibility to notify the Public Works inspector 24 hours in advance of backfiiling all construction. 5. Contractor is solely responsible for the means, methods and sequences of construction and for the safety of workers and others on the construction site. 6. It shall be the responsibility of the contractor to obtain street use and any other related permits prior to any construction. 7. Plans approved by the City of Renton, Public Works Department shall take precedence over all other pians.8. A copy of these approved plans must be on the job site whenever construction' is in progress. 9. The contractor shall provide the City of Renton with an as -built drawing of the sanitary sewer system, which has been stamped and signed by a licensed professional engineer or licensed professional surveyor. 10. Backfill shall be placed equally on both sides of the pipe in layers with a loose average depth of 6 inches, maximum depth of 8 inches, 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. 11. Open cut road crossings for utility trenches on existing traveled roadway shall be backfilled with crushed rock and mechanically compacted unless otherwise approved by the Public Works inspector. Cuts into the existing osphclt shall be neatline cut with saw in a continuous line. A temporary mix patch must be placed immediately after backfill and compaction. A permanent hot mix patch shall be placed within 10 days and shall be per City of Renton current standards. 12. Datum shall be City of Renton, 1988 NAVD. 13. All disturbed areas shall be seeded and mulched or otherwise stabilized to the satisfaction of the Deportment 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 with the standards and specifications of the City of Renton Planning /Building /Public Works 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. This shall include necessary leveling of the trench bottom or the top of the foundation material, as well as placement and compaction of required bedding material, to 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. 15. Sanitary sewer pipe shall be polyvinyl chloride (PVC) rubber gosketed ASTM D 3034, SDR 35, or ductile iron class 50, unless otherwise approved by the Wastewater Utility. 16. In unimproved areas, manhole to extend minimum 6 inches and maximum 12 inches above finished grade or must have minimum 2' diameter concrete ring poured at grode. In paved area, cover must slope in all directions to match paving. 7' u NOT TO SCALE MANHOLE FRAME AND COVER SEE STD. PLAN 401 ADJUSTMENT RINGS (2" MIN.) SEE NOTE 6 MORTAR JOINT(S) (3/8" MIN.) SEE NOTE 5 CONE (ECCENTRIC) RUBBER GASKEIED JOINTS IN ACCORDANCE WITH ASIM C -443 STEPS - POLYPROPYLENE STEPS SHALL BE INCLUDED CONCRETE RISER BY PIPE INC., OR APPROVED EQUAL LADDER - POLYPROPYLENE SHALL BE ATTACHED TO MANHOLE MAX. PIPE SIZE - 'E' CONCRETE SHELF PRECAST BASE SECTION OR CAST IN SHELF. NOTES: 1. STEPS TO BE POLYPROPYLENE SAFETY STEPS. 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED. 3. CASTING SHALL BE PER STD. PLAN 401. 4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE. 5. ALL JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED. 6. ADJUSTMENT OF THE CASTING TO GRADE SHALL BE ACCOMPLISHED WITH A COMBINATION OF A A RUNNING STAGGERED TO CREATE AN MORTAR BRICKS SHALL BE ST ADJUSTMENT RINGS BRICKS D ONLY, SHIMS S ROHIBITED BOND OR SEW BOND. THE c OF HIM I P 7. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR APPROVED EQUAL: COLOR OF COATING SHALL BE WHITE. B. RUBBER GHEIGHTD JOINTS SHALL BE IN CONFORMANCE WITH E DI C -443. 1 CHANNEL HEIGHT SHALL L E A MINIMUM OF 3/4 OF THE INSIDE DIAMETER OF THE LARGEST PIPE. 10, CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR APPROVED EQUAL 11. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF 6" AND A MAXIMUM OF 12" ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER CONCRETE RINGS POURED AT GRADE. IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. SID. PLAN - 400.1 PUBLIC WORKS ( STANDARD SANITARY MANHOLE DKPARTIIENr SEPTEMBER 2011 o 'A' I 'B' SEWER PIPE -i n- 'D' I 'E' 48" MH 48" 6" MIN. 5 "M'C' IN 24 MIN. 21 I.D. 54" MH 54" 8" MIN. 5.5" MIN. 24 MIN. 24" I.D. 60" MH 1 60 1 8" MIN. 6" MIN. 4Y MIN. SPECIFY "SEWER" ON LID, NOTES: 1. STEPS TO BE POLYPROPYLENE SAFETY STEPS. 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED. 3. CASTING SHALL BE PER STD. PLAN 401. 4. MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE. 5. ALL JOINTS BETWEEN THE CONE, RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED. 6. ADJUSTMENT OF THE CASTING TO GRADE SHALL BE ACCOMPLISHED WITH A COMBINATION OF A A RUNNING STAGGERED TO CREATE AN MORTAR BRICKS SHALL BE ST ADJUSTMENT RINGS BRICKS D ONLY, SHIMS S ROHIBITED BOND OR SEW BOND. THE c OF HIM I P 7. SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC- AROSHIELD OR APPROVED EQUAL: COLOR OF COATING SHALL BE WHITE. B. RUBBER GHEIGHTD JOINTS SHALL BE IN CONFORMANCE WITH E DI C -443. 1 CHANNEL HEIGHT SHALL L E A MINIMUM OF 3/4 OF THE INSIDE DIAMETER OF THE LARGEST PIPE. 10, CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR -N -SEAL BOOTS OR APPROVED EQUAL 11. IN UNIMPROVED AREAS, MANHOLES SHALL EXTEND A MINIMUM OF 6" AND A MAXIMUM OF 12" ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER CONCRETE RINGS POURED AT GRADE. IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. SID. PLAN - 400.1 PUBLIC WORKS ( STANDARD SANITARY MANHOLE DKPARTIIENr SEPTEMBER 2011 o FUTURE SEWER PIPE -i n- BUILDING SEWER S V � � a rME OE OUTLET 6 "X6'%6' WYE WHITE 4" STUD MARKING POST PAINTED WITH THE WORD "SEWER STENCILED `' Z Ct I N 3.1 SURFACE CL£PNOUT WITH IN 3" HIGH BLACK LETTERS AND 06 WRE CAST IRON RING 3 COVER THE STUO AND ov a w WRAPPED AROUND (EAST JORDAN IRON WORKS EXTENDED TO THE TOP OF THE STUD. a 2975 OR APPROVED EOUAL. SPECIFY "SEWER" ON LID, SEE STD. PLAN 403.1 FOR SEWER G" SIDE AND BUILD1119 SEWER INSTALLATION) ACCEPTABLE PROCEDURES FOR SIDE SEWER CONNECTIONS TO MAIN I/ LINES ARE AS FOLLOWS: A. MTRIF ED CLAY MAIN - CUT IN A NEW TEE USING FLEXIBLE COUPUNGS (FERNCO OR APPROVED EQUAL). B. CONCRETE MAIN - CORE- DRILLED WITH A NOMAD SADDLE (OR APPROVED EQUAL). C. PVC MAIN - CORE - DRILLED WTH A ROMAC SADDLE (OR APPROVED EQUAL) OR CUT IN A NEW TEE USING RIGID COUPLINGS D. DUCTILE IRON MAIN - CORE - DRILLED WITH A ROMAC SADDLE (OR APPROVED EQUAL) E. MANHOLE CONNECTION - ALL CONNECTIONS TO MANHOLES SMALL BE AT MANUFACTURED KNOCK -OUTS OR THE STRUCTURE SHALL BE CORE- DRILLED. 60" ALLOWABLE: MAX. J FOR CAST IRON PIPE ON OR DUCTILE PIPE. BLOCKING � 6" SIDE OUTLET TEE SEWER MAIN V NOTE: UNLESS OTHERWISE SHOWN ON PLAN, SIDE SEWER SHALL HAVE A MINIMUM 2.5' COVER AT PROPERTY LINE OR 3 -5' LOWER THAN THE LOWEST HOUSE ELEVATION, WHICHEVER IS LOWER. CO° 2% MIN SLOPE HORIZONTAL R MAIN TYPICAL SIDE SEWER ELEVATION PUBLIC QUOTES STANDARD SIDE SEWER DEPARTMENT INSTALLATION (SEWER MAIN TO PROPERTY LINE) SM. PLAN - 406.1 SEPTEMBER 2011 5- 365303 RECOMMENDED FOR APPROVAL BY DATE BY DATE BY DATE BY DATE BY DATE W N 8 L5 S V � � a `' ov a w yy 9 2 s W W W Ld N >- z