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Home My WebLink AboutS-290402SANITARY SEWER NOTES AND SPECIFICATIONS 1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONSOF THE CITY OF RENTON AND THE LATEST EDITION OF THE WSDOT /APWA STANDARDS AND SPECIFICATIONS. 2. THE HOURS OF WORK IN THE STREET RIGHT -OF -WAY SHALL BE LIMITED TO 8:30 AM TO 3:30 PM ON WEEKDAYS UNLESS OTHERWISE APPROVED BY THE TRANSPORTATION DIVISION AT (425) 277.6222. ALL STREET CLOSURES, PARTIAL OR FULL, SHALL BE APPROVED BY THE TRANSPORTATION DIVISION 24 HOURS IN ADVANCE. THE POLICE DEPARTMENT, FIRE DEPARTMENT, AND 911 SHALL BE NOTIFIED 24 HOURS IN ADVANCE. 3. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH "STANDARD SPECIFICATIONS FOR MUNICIPAL PUBLIC WORKS CONSTRUCTION' PREPARED BY WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCIATION, LATEST EDITION (APWA) AND CITY OF RENTON STANDARD SPECIFICATIONS. 4. 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. 5. A PRECONSTRUCTION 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 CITY INSPECTOR 24 HOURS IN ADVANCE OF BACKFILLING ALL CONSTRUCTION. 6. CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION SITE. 7. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND ANY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION. 8. PLANS APPROVED BY THE CITY OF RENTON, DEVELOPMENT SERVICES DIVISION, SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 9- A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 10. 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. 11. 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. 12. OPEN CUT ROAD CROSSINGS FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED WITH CRUSHED ROCK AND MECHANICALLY COMPACTED. CUTS INTO THE EXISTING ASPHALT 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. 13. DATUM SHALL BE PER CITY OF RENTON, U.S.C. AND G.S. 14. ALL DISTURBED AREAS SHALL BE SEEDED AND MULCHED OR OTHERWISE STABILIZED TO THE SATISFACTION OF THE DEPARTMENT FOR THE PREVENTION OF ON -SITE EROSION AFTER THE COMPLETION OF CONSTRUCTION. 15, ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7- 02.3(1) OF THE CURRENT STATE OF WASHINGTON SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION. 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 rFORM GRADE SO THAT THE ENTIRE LENGTH OF PIPE WILL BE SUPPORTED ON A Ul F.ORMLY DENSE UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRAVEL 6 INCHES ABOVE AND BELOW THE PIPE. 16. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS 50. 17. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES AND MAXIMUM 18 INCHES ABOVE FINISHED GRADE. IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. j I' 2 "x 4" STUD SERVICE MARKER PAINT UPPER \ -TEE WITH 6" SIDE OUTLET PORTION WHITE ANS STENCIL ON SIDE WORDING 'SEWER' WITH HIGH BLACK I ETTEP.S. AND :6 WIRE WRAPPED AROUND THE STUD AND SIDE SEWER. AND BUILDING SEWER EXTENDED TD THE TOP GF THE STUD. J UNLESS - WISE APPPOVED 3Y T-_ CITY, MAKE TAP THROUGH CAST i PON SADDLE ECURED TO SE' ,rR MAIN 'WITH STAINLESS STEEL BANDS `WHEN CONN_CTSING NEV SIDE SEWERS TO EXISTING MAIN. 60" ALLOWABLE MAX. 'NITRIFIED CLAY, PLAIN A.ND REINFORCED CDNCRETE. DI PIPE AND Cl FOR CAST IRON PIPE PIPE SEWER MAINS ARE TO BE CDRE DRILLED OR DUCTILE iP.ON PIPE. 1,15 nix ltNaN" C- TE �y N F- Ali r� z5 /egP'F-`pf -j` HORIZONTAL l 5" S(LC OUTLET TEE sauT�- `-SEWER MAIN .. SEWER MAIN CQNCRE.TE BLOCKING ANGLE OF TEE AT MAIN OVER 25 TYPICAL SIDE SEWER'. ELEVATION ELEVATION NOTE, UNLESS. OTHERWISE SHOWN ON PLAN, SIDE SEVER SHALL HAVE A MINIMUM 5' CD�_R AT PRGPERTY LINE DR 3 -5' LGWER THAN THE LOWEST HOUSE ELEVATION, WHICHEVER IS LOVER- SIDE SEWER INSTALLATION DETAIL NO SCALE 245 240 - - — — — — — — — GP EL 234.5 -EXT GRAZE, — wwoal- 260 LF a All S" PVC S =0.00? =T /Ir i NEW SID 'fit e —IE ""- E7 225 GtT`f OF; REN -T—O - 227, 92 _ _-- 'DETAIL- 677 -- vG � . G" PVC " 6" F 6 � I E = 27,7C I 5F IIC 7 Zc DETPti SANITARY SEWER PROFILE -- — SCALE; 1 " =2O' HORIZ - - — 1` --5' VERT R n iqmwLL 173 3�47'� I E =' r P77.CE __—r +_ MORTAR FILLET CASTING INLAND FDRY Z OR EQUAL. PT.9714 C SEE DETAIL 5.1.4. .DJUSTMENT ( N CONE YORTA.R .C)INTS STEPS - 3/4" DEFORMED BAR STEPS SHALL BE INCLUDED CONCRETE RISER. BY PIPE INC., G OR APPROVED EQUAL In o Z MAX. PIPE SIZE - 21" I.D LADDER -STD- ALUMINUM OR GALVANIZED STEEL CONCRETE SHELF PRECAST BASE SECTION OR CAST IN SHELF. NOTE: SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC- CONSEAL OR APPROVED EQUAL; COLOR OF COATING SF...�L BE WHITE. SANITARY MANHOLE DETAIL NO SCALE pw-mol 245 240 ,--11E'vV M H t* 2- 230 @a W p z° iI cl) m D Z Z Z Zim O mT * N MMi O cn 0� - I '• ��7�ZVr90 m tt • � 3 - � -�'. s a JAMES E HAYNES PE 37234 22 "D AVENUE SOUTH DA FEDERAL. WAY, WA 98003 (253) 661 -6794 tsar SCANNED JUL 2 7 Luui a o s z x N r 0 ti R C