The URL can be used to link to this page

Home My WebLink AboutWWP3602173.2SANITARY SEWER NOTES 1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON UTILITY DEPARTMENT AND THE LATEST EDITION OF THE WSDOT/APWA STANDARDS AND SPECIFICATIONS 2. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH "STANDARD SPECIFICATIONS FOR MUNICIPAL PUBLIC WORKS CONSTRUCTION" PREPARED BY THE WASHING TON STA TE CHAPTER AMERICAN PUBLIC WORKS ASSOCIA TION (APWA), 1991 EDI TION AND THE Cl TY OF RENTON STANDARD SPECIFICA TIONS. 3. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT L OCA TION SO AS TO A VOID DAMAGE OR DISTURBANCE. 4. A PRE —CONSTRUCTION CONFERENCE AND A 24 HOUR NOTICE SHALL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. (INSPECTION WILL BE A CCOMPLISHED B Y A REPRESENTA TI VE OF THE Cl TY OF RENTON). I T SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY THE UTILITY DEPARTMENT 24 HOURS IN ADVANCE OF BACKFILLING 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. PLANS APPROVED BY THE CITY OF RENTON PUBLIC WORKS DEPARTMENT SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 7. A COP Y OF THESE APPRO VED PLANS MUST BE ON THE JOB St TE WHENEVER CONSTRUCTION IS IN PROGRESS. 8. THE CONTRACTOR SHALL PROVIDE THE Cl TY OF RENTON WI TH AN AS—BUIL T DRA WING OF THE SA NI TAR Y SEWER SYSTEM WHICH HAS BEEN STAMPED BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR. 9. BACKFILL SHALL BE PLA CED EQUALL Y ON BO TH SIDES OF THE PIPE IN LA YERS WI TH A L OOSE A VERAGE DEPTH OF 6 INCHES, MAXIMUM DEPTH OF 8 INCHES, THOROUGHL Y TAMPING EACH LA YER TO 95X OF MAXIMUM DENSITY. THESE COMPACTED LA YERS MUST EXTEND FOR ONE PIPE DIAMETER ON EACH SIDE OF THE PIPE OR TO THE SIDE OF THE TRENCH. MA TERIALS TO COMPLETE THE FILL OVER THE PIPE SHALL BE THE SAME AS DESCRIBED. 10. DA TUM SHALL BE CITY OF RENTON, U.S. C. AND G. S. 11. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH SECTION 7-02 30) OF THE 1991 STATE OF WASHINGTON STANDARD SPECIFICATIONS FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDA TION MA TERIAL AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MA TERIAL TO UNIFORM GRADE SO THA T THE ENTIRE LENGTH OF PIPE WILL BE SUPPORTED ON A UNIFORML Y DENSE UNYIELDING BASE. PIPE BEDDING SHALL BE PEA GRA VEL 6" ABOVE AND BEL OW THE PIPE. 12. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKETED AST" D 3034, SDR 35. 13. IN UNIMPROVED AREAS, MANHOLE TO EXTEND A MINIMUM OF 6" AND A MAXIMUM OF 18" ABOVE FINISHED GRADE. IN PA VED AREAS, CO VER MUST SL OPE IN ALL DIRECTIONS TO MA TCH PA VING 14. ALL SANITARY SEWER IMPROVEMENTS SHALL BE CONSTRUCTED IN ACCORDANCE WITH THESE APPROVED PLANS. ANY DEVIATION FROM THESE PLANS WILL REQUIRE APPROVAL FROM THE OWNER, ENGINEER AND APPROPRIATE PUBLIC AGENCIES 15. L OCA TIONS OF ROADWAYS, BUILDINGS AND PARKING AREAS SHOWN HEREON ARE APPROXIMATE. FOR DIMENSIONED L OCA TIONS OF THESE IMPRO VEMEN TS, REFER TO THE ARCHI TECTURAL SI TE PLAN. IMPRO VEMENT AND STRUCTURE LOCATIONS SHALL 8E FIELD SET 8Y THE ENGINEER AS REQUIRED. 16. ALL MANHOLES SHALL BE PER THE CITY OF RENTON STANDARDS AND SPECIFICA TIONSS, ALL MANHOLES SHALL HA VE A MINIMUM 0.10 FOOT TO MAXIMUM 1.0 FOOT DROP BETWEEN INVERT IN AND INVERT OUT. ALL MANHOLE COVERS SHALL BE ADJUSTED TO FINISH GRADE PRIOR TO FINAL PA VING OR LANDSCAPING. 17. ALL TRENCH BACKFILL SHALL BE COMPACTED TO A T LEAST 957 OF THE MAXIMUM DR Y DENSI TY PER ASTV D-1557— 70 (MODIFIED PROCTOR), FOR THE FIRST THREE FEET A80 VE THE PIPE. THE REMAINING BACKFILL MA Y BE TO 909 IF NOT IN AN AREA OF FUTURE PA VEMENT OR STRUCTURAL FILL. TRENCH BACKFILL AND COMPACTION SHALL BE COMPLETED PRIOR TO TESTING LINES FOR LEAKAGE. 18. ALL SIDE SEWERS SHALL BE A MINIMUM 6" DIAMETER AND HA VE A MINIMUM SLOPE OF 2.09 PROPERTY/LOT CORNERS AND/OR BUILDING LOCATIONS AND FINISH GRADES SHALL BE ESTABLISHED IN THE FIELD PRIOR TO ANY SEWER CONSTRUCTION. SIDE SEWER TEE STATIONS ARE REFERENCED FROM THE NEAREST DOWNSTREAM MANHOLE. THE CONTRACTOR SHALL MAINTAIN ACCURATE AS—BUIL T RECORDS OF ALL SIDE SEWER L OCA TIONS. ALL SIDE SEWERS SHALL BE TESTED A T THE TIME OF MAIN LINE TESTING. 19. WHERE A WA TER MAIN CROSSES A80VE THE SA NI TAR Y SEWER, AND LESS THAN 3'O" OF VERTICAL CLEARANCE EXISTS BETWEEN THE TOP OF SEWER AND BOTTOM OF WATER MAIN, THE SEWER SHALL BE CONSTRUCTED OR RECONSTRUCTED WITH DUCTILE IRON PIPE (CLASS 50) FOR A MINIMUM HORIZONTAL DISTANCE OF 10' ON EACH SIDE OF THE WA TER MAIN CROSSING. 20. SANITARY SEWER MAIN LINES (8" DIAMETER AND LARGER) SHALL NOT BE CONSTRUCTED ANY CLOSER THAN 10 FEET TO ANY BUILDING OR 5 FEET TO ANY CARPORT. 21. NEW CONNECTIONS TO EXISTING FACILITIES SHALL BE SEALED OFF UNTIL UPSTREAM CONSTRUCTION IS FINISHED, TESTED, CLEANED AND ACCEP TED. ALL CONSTRUCTION DEBRIS AND WA TER SHALL BE REMO VED PRIOR TO OPENING THE SEAL. ALL TESTING SHALL BE IN THE PRESENCE OF A CITY OF RENTON INSPECTOR. 22. PRIOR TO ACCEPTANCE OF CONSTRUCTION AND/OR ISSUANCE OF OCCUPANCY PERMITS, ENGINEER/SURVEYOR—CERTIFIED AS—BUIL T DRA WINGS MUST BE PREPARED OF ALL SANI TAR Y SEWER FACILI TIES. 11NWP-36-21 3 MORTAR FILLET PLAN 12 "DIA. FIBER JOINT PACKING CAST IRON RING AND CO VER PER CITY OF RENTON STD. PLAN NO. BW188. SECTION 2, 0» FIN/SHED GRADE CONCRETE CLASS 3000 4-3/4" 45' (1/8) BEND '— PLUG TO BE SEALED IN SAME MANNER AS MAIN SEWER JOINTS. CLEANOUT DETAIL 1 NO SCALE C8 C9 6" MIN. CASTING OL YMPIC FDRY OR EQUAL. SEE DETAIL 5.1.4. MARKED "SEWER" ADJUS TMEN T 4 " MIN. CONE MORTAR JOINTS PRECAST SECTION STEPS — 3/4 " DEFORMED BAR STEPS SHALL BE INCLUDED CONCRETE BASE BY PIPE INC., OR APPROVED EQUAL. MAX. PIPE SIZE — 21 " /. D. LADDER —STD. ALUMINUM OR GALVANIZED STEEL CONCRETE SHELF PRECAST BASE SECTION OR CAST /N SHELF. SANITARY MANHOLE TYPICAL DETAIL 12 NO SCALE C81 C9 AS BID ChLCKLO FCR COMFLI NCL TO CITY STANDARDS Date n. �. a s 2/73 owm 4-26-95 8 21-94 DODDS ENGINEERS, INC. CIVIL ENGINEERING SURVEYING PLANNING 4205-148TH AVE. N.E.— SUITE 200 ® BELLEVUE, WASHINGTON 98007 [206] 885-7877 OR 454-3743 4t FAX [206] 885-7963 D.E.I. PROJECT NO. 94073 I NO. I REVISION I BY 1 APPR. I DATE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS MAPLEW000 GOLF COURSE SANITARY SEWER DETAILS & NOTES DESIGNED R. H. S. DATE 7-15-94 FILE NO. n cc I/ CHECKED E. T. 771SCALE NONE FIELD BOOK_ PAGE APPROVED___.nmcntnn — — SHEET CH—C9