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Home My WebLink AboutS-224504SANITARY SEWER N O TES & SPECIFICATIONS 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 WSDT/APWA STANDARDS AND SPECIFICATIONS. Z THE HOURS OF WORK IN THE STREET RIGHT -OF -WAY SHALL BE LIMITED TO 8 :30 A.M. TO 3 :30 P.M. ON WEEKDAYS UNLESS OTHERWISE APPROVED IN WRITING BY THE DEPARTMENT OF PUBLIC WORKS AT 235 -2620. ALL STREET CLOSURES, PARTIAL, OR FULL, SHALL BE APPROVED BY THE DEPARTMENT OF PUBLIC WORKS 24 HOURS /N ADVANCE. THE POLICE DEPARTMENT, AND 911 SHALL BE NOTIFIED 24 HOURS IN ADVANCE. 3. ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH "STANDARD SPECII- .CATIONS 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 LOCA77ON SO AS TO AVOID DAMAGE OR DISTURBANCE. 5. A PRE - CONSTRUCTION CONFERENCE AND A 24 HOURS 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 REPRESENTA77VE OF THE CITY OF RENTON). IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY THE UTILITY DEPARTMENT 24 HOURS IN ADVANCE OF BACKFILL 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 RELATED PERMITS PRIOR TO ANY CONSTRUCTION. B. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT 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 OF 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 BACKF/LLED WITH CRUSHED ROCK AND MECHANICALLY COMPACTED. CUTS INTO THE EXISTING ASPHALT SHALL BE NEATLINE CUT WITH A SAW IN A CONTINUOUS LINE. • TEMPORARY MIX PATCH MUST BE PLACED IMMED/ATLY AFTER BACKFILL AND COMPACTION. • PERMANENT HOT MIX PATCH SHALL BE PLACED WITHIN 10 DAYS AND SHALL BE PER CITY OF RENTON CURRENT STANDARDS. 13. DATUM SHALL BE CITY OF RENTON, U.S.C. AND G.S. 14. ALL DISTURBED AREAS SHALL BE SEEDED AND, OR MULCHED OR OTHERWISE STABILIZEDTO 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 STANDARD 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 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" 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 UN- IMPROVED AREAS, MANHOLE TO EXTEND MIN /MUM 6 INCH AND MAXIMUM 18 INCH ABOVE FINISHED GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. PROPERTY LINE SIDE SEWER MAIN TO BUILDING SEWER o < FUTURE _ 6" SEWER PIPE ' �6.0. I BLDG SEWER " SIDE OUTLET TEE 2"X4- STUD SERVICE ✓1IARKER PAINT UPPER PORTION WHITE u AND STENCIL ON SIDE WORD p SEWER" WITH 3" HIGH a BLACK LETTERS. 6" SIDE SEWER & BUILDING SEWER PLAN `6" SIDE OUTLET 7EE SEWER MAIN CONC. BLOCKING ANGLE OF TEE AT MAIN OVER 25' ELEVATON JI 0 z Z MIN SLOPE TAL TYPICAL SIDE SEWER ELEVA TION EXISTING SEWER MAIN f6" SIDE SEWER .,f6 TEST TEE TO BE INSTALLED AT CONNECTINN NOTE: MAKE TAP THROUGH CAST IRON SADDLE SECURED TO SEWER MAIN WITH STAINLESS STEEL BANDS WHEN CONNECTING NEW SIDE SEWERS TO EXISTING MAIN. VITRIFIED CLAY, PLAIN & REINFORCED CONCRETE D1 & Cl PIPE SEWER MAINS ARE TO BE CORE DRILLED. SIDE SEWER SERVICE DETAIL 4,i 252 RO;LL 1 q R w To p of �g N �lavo �rmFS a ze aF / 24 "x 6" FRAME AND LIP / PER DRAWING BR29, / 6" SIDE SEWER 1:3 :5 MIX AX. NOTE: CONCRETE 60' ALLOWABLE MAX SIDE SEWER SHALL HAVE A BLOCKING FOR CAST OR MINIMUM 5' COVER AT PROPERTY UC77LE IRON PIPE. LINE OR 3 -5' LOWER THAN THE 6'MIN - - 45 MiX LOWEST HOUSE ELEVATION, WHICH- .. 1 25. MIN EVER IS LOWER. `6" SIDE OUTLET 7EE SEWER MAIN CONC. BLOCKING ANGLE OF TEE AT MAIN OVER 25' ELEVATON JI 0 z Z MIN SLOPE TAL TYPICAL SIDE SEWER ELEVA TION EXISTING SEWER MAIN f6" SIDE SEWER .,f6 TEST TEE TO BE INSTALLED AT CONNECTINN NOTE: MAKE TAP THROUGH CAST IRON SADDLE SECURED TO SEWER MAIN WITH STAINLESS STEEL BANDS WHEN CONNECTING NEW SIDE SEWERS TO EXISTING MAIN. VITRIFIED CLAY, PLAIN & REINFORCED CONCRETE D1 & Cl PIPE SEWER MAINS ARE TO BE CORE DRILLED. SIDE SEWER SERVICE DETAIL 4,i 252 RO;LL 1 q R w To p of �g N �lavo �rmFS a ze aF / 24 "x 6" FRAME AND LIP / PER DRAWING BR29, / I 61 l 4" MIN. TO 12" AX. I 24 42" MIN. TO 84" MAX. VARIABLE 2' TO 12 "T 5' NOTES, 1. STEPS TO BE 3/4" 6 DEFORMED BAR GALVANIZED SAFTEY STEPS OR EQUAL 2. STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS ARE INSTALLED 3, CASTING TO BE OLYMPIC FOUNDRY MH30 WITH MH30 D/T OR EQUAL, PER DWG. BR29 4, MANHOLE SECTIONS TO BE OF REINFORCED PRECAST CONCRETE 5. OPENING SHOULD BE ON DOWNSTREAM SIDE. SANITARY SHALLOW MANHOLE T YFE B "AS -BUILT DRAWING PREPARED FROM S VERIFIED BY FIELD SURVEY PERFORMED BY TOUMA ENGINEERS. 1t -:. RECOMMENDED FOR APPROVAL BY ijg!'nxsa -96 BY BV S -22