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HomeMy WebLinkAboutS-327705I w F- W a U W Y Q F_ 0 GENERAL CONSTRUCTION NOTES: 1. ALL WORKMANSHIP AND MATERIALS SHALL BE IN ACCORDANCE NTH THE CITY OF RENTON CONSTRUCTION STANDARD DETAILS, MATERIALS UST AND THE MOST CURRENT COPY OF THE STATE OF WASHINGTON STANDARD SPECIFICATIONS FOR ROAD, BRIDGE, AND MUNICIPAL CONSTRUCTION ( WSDOT /APWA). 2. ALL APPROVALS AND PERMITS REQUIRED BY CITY OF RENTON SHALL BE OBTAINED BY THE CONTRACTOR PRIOR TO THE START OF CONSTRUCTION INCLUDING WAC 332 -120. ABSENCE OF THE PERMIT MAY RESULT IN AN IMMEDIATE SHUT DOWN OF WORK AND POSSIBLE REMOVAL OF THOSE ITEMS CONSTRUCTED WITHOUT THE PERMIT. 3. THIS PLAN MAY NOT SHOW ALL EXISTING UTILITIES. EXISTING UTILITY LOCATIONS SHOWN ARE APPROXIMATE. PRIOR TO CONSTRUCTION, THE CONTRACTOR IS RESPONSIBLE FOR LOCATING ALL UNDERGROUND UTIUTIES. CALL THE UNDERGROUND UTIUTY LOCATION SERVICE AT (800) 424 -5555 A MINIMUM OF 2 BUSINESS DAYS PRIOR TO EXCAVATION BEFORE YOU DIG. ANY CONFLICTING UTIUTIES SHALL BE RELOCATED PRIOR TO CONSTRUCTION. 4. ALL FINISHED GRADING ELEVATIONS SHALL MATCH EXISTING ELEVATIONS AT THE SITE'S BOUNDARY, EXCEPT AS SHOWN OTHERWISE IN THE GRADING PLAN. WHERE CONFLICTS EXIST, THE CONTRACTOR SHALL NOTIFY OWNER TO RESOLVE THE ISSUE PRIOR TO PROCEEDING. 5. GRADING: ALL GRADING SHALL BE LIMITED TO THE AREAS IDENTIFIED IN THE GRADING PLAN AND SHALL NOT INFRINGE ON ADJACENT OWNERSHIPS. 6. THE CONTRACTOR SHALL HAVE A RESPONSIBLE PARTY WHO SHALL HAVE THE AUTHORITY TO REPRESENT AND ACT FOR THE CONTRACTOR AT THE JOB SITE DURING ALL WORKING HOURS 7. CUT SLOPES IN SOLID ROCK SHALL NOT EXCEED %:1 (HORIZONTAL VERTICAL), AND SOIL CUT SLOPES SHALL NOT EXCEED 2:1 (HORIZONTAL- VERTICAL), EXCEPT AS SHOWN OTHERWISE IN THE PLANS. B. FILL SLOPES ACROSS THE PROPERTY SHOULD BE DESIGNED FOR A MAXIMUM SLOPE OF 2:1 (HORIZONTAL VERTICAL), EXCEPT AS SHOWN OTHERWISE IN THE PLANS. 9. CONTRACTOR SHALL PROVIDE ALL MATERIALS, LABOR AND EQUIPMENT TO CONSTRUCT AND INSTALL IN PROPER WORKING ORDER, THE DESIGN SHOWN, AS DETAILED OR CALLED OUT IN THESE PLANS AND SPECIFICATIONS. THE CONTRACTOR SHALL BE FULLY RESPONSIBLE FOR BEING FAMILIAR NTH THE PROVISIONS AND REQUIREMENTS CONTAINED IN THE CITY OF RENTON CONSTRUCTION STANDARD SPECIFICATIONS. 10. CONTRACTOR SHALL PROVIDE TRAFFIC CONTROL PLAN(S) IN ACCORDANCE WITH THE MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (MUTCD) AS REQUIRED. PRIOR TO DISRUPTION OF ANY TRAFFIC, A TRAFFIC PLAN SHALL BE PREPARED AND SUBMITTED TO THE ENGINEER FOR APPROVAL. NO WORK SHALL COMMENCE UNTIL ALL APPROVED TRAFFIC CONTROL ISIN PLACE. 11. ALL CURB AND GUTTER, STREET GRADES, SIDEWALK GRADES, AND ANY OTHER VERTICAL AND /OR HORIZONTAL ALIGNMENT SHALL BE STAKED BY AN ENGINEERING OR SURVEYING FIRM CAPABLE OF PERFORMING SUCH WORK. 12. WHERE NEW ASPHALT JOINS EXISTING, THE EXISTING ASPHALT SHALL BE CUT TO A NEAT VERTICAL EDGE AND TACKED NTH ASPHALT EMULSION TYPE CSS -11N ACCORDANCE NTH THE CITY OF RENTON STANDARD SPECIFICATIONS. THE NEW ASPHALT SHALL BE FEATHERED BACK OVER EXISTING TO PROVIDE FOR A SEAL AT THE SAW CUT LOCATION AND THE JOINT SEALED WITH GRADE AR -4000W PAVING ASPHALT. 13. FORM AND SUBGRADE INSPECTION BY THE INSPECTOR IS REQUIRED BEFORE POURING CONCRETE. TWENTY -FOUR HOURS NOTICE IS REQUIRED FOR FORM INSPECTION. 14. ALL TESTING TO BE IN ACCORDANCE NTH THE CITY OF RENTON CONSTRUCTION STANDARDS AND WSDOT STANDARD SPECIFICATIONS. 15. THE CONTRACTOR SHALL PROVIDE THE DESIGN ENGINEER NTH RECORD DRAWINGS PRIOR TO FINAL APPROVAL. ALL DEVIATIONS FROM THE ORIGINAL PLANS MADE DURING THE COURSE OF THE CONSTRUCTION INCLUDING LOCATIONS, INVERTS, AND DEPTHS OF UTILITIES SHOULD BE CLEARLY MARKED ON THE RECORD DRAWINGS. 16. THE CONTRACTOR SHALL BE RESPONSIBLE FOR CLEANING DIRT, MUD, AND OTHER CONSTRUCTION DEBRIS, WHICH MAY ACCUMULATE ON PAVED STREETS ADJACENT TO THE SITE AS A RESULT OF THE CONSTRUCTION ACTIVITY. CLEANING SHALL BE ON AN "AS NEEDED" BASIS. 17. THE ENGINEER HAS ATTEMPTED TO SHOW ALL EXISTING UNDERGROUND UTUTES STRUCTURES. APPEARANCE ON THESE PLANS, HOWEVER, DOES NOT GUARANTEE THE ACCURACY AND COMPLETENESS OF THE LOCATION OR EXISTENCE OF THESE UTILITIES AND /OR SUBSTRUCTURES. THE CONTRACTOR IS REQUIRED TO TAKE ALL REQUIRED PRECAUTIONARY MEANS TO LOCATE AND PROTECT ALL EXISTING UTILITIES AND SUBSTRUCTURES WHETHER SHOWN OR NOT, PRIOR TO EXCAVATION IN ANY AREA. THE CONTRACTOR SHALL MEET AT THE JOB SITE WITH REPRESENTATIVES OF THE UTIUTY DISTRICTS OR COMPANIES AND OTHER OWNERS WHICH MAY HAVE EXISTING FACILITIES AND TO DISCUSS THEIR PROTECTION. 18. EXCAVATION AND EMBANKMENT SHALL BE IN ACCORDANCE WITH APPLICABLE REQUIREMENTS OF THE CITY OF RENTON STANDARD SPECIFICATIONS. ALL COMPACTION OF SUBGRADE, ROCK, AND ASPHALT SHALL BE IN ACCORDANCE WITH CITY OF RENTON CONSTRUCTION STANDARD SPECIFICATIONS. 19. IF CONSTRUCTION IS TO TAKE PLACE IN THE CITY RIGHT -OF -WAY, THE CONTRACTOR SHALL NOTIFY THE CITY AND OBTAIN ALL THE REQUIRED APPROVALS AND PERMITS. LANDSCAPE UNIMPROVED PORTIONS OF THE CITY RIGHT -OF -WAY PER THE CITY OF RENTON CONSTRUCTION STANDARD SPECIFICATIONS. 20.A PRECONSTRUCTON MEETING SHALL BE HELD WITH THE CITY OF RENTON CONSTRUCTION INSPECTOR PRIOR TO THE START OF CONSTRUCTION. 21. IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO HAVE A COPY OF THESE APPROVED PLANS ON THE CONSTRUCTION SITE AT ALL TIMES. 22. ANY CHANGES TO THE DESIGN SHALL FIRST BE REVIEWED AND APPROVED BY THE PROJECT ENGINEER AND CITY OF RENTON'S ENGINEERING DEPARTMENT. 23, PRIOR TO BACKFILL ALL MAINS AND APPURTENANCES SHALL BE INSPECTED AND APPROVED BY THE CITY OF RENTON CONSTRUCTION INSPECTOR. APPROVAL SHALL NOT RELIEVE THE CONTRACTOR FOR CORRECTION OF ANY DEFICIENCIES AND /OR FAILURES AS DETERMINED BY SUBSEQUENT TESTING AND INSPECTIONS. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY THE CITY OF RENTON FOR THE REQUIRED INSPECTIONS. 24. THE CIVIL DRAWNGS SHALL NOT BE USED TO LOCATE THE BUILDING. BUILDING SHALL BE LOCATED USING ARCHITECTURAL PLANS. WATER UTILITY NOTES & SPECIFICATIONS 1. THESE NOTES SHALL APPEAR FOR PROJECTS FOR THE WATER UTILITY. 2. ALL WORK MATERIAL SHALL BE IN CONFORMANCE NTH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON PLANNING /BUILDING /PUBUC.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. 3, 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 IN WRITING BY THE DEPARTMENT OF PUBLIC WORKS AT (425)..430 -7301. THE POLICE DEPARTMENT, FIRE DEPARTMENT, AND 911 SHALL BE N01IFlED 24 HOURS IN ADVANCE OF ANY WORK IN THE RIGHT OF WAY. 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. FOR UTILITY LOCATES CALL 48 -HOURS LOCATORS, 1- 800 - 424 -5555. - - 5. AN APPROVED TRAFFIC CONTROL PLAN IS REQUIRED TO BE SUBMITTED AT THE PRE - CONSTRUCTION MEETING. 6. 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 AND FITTINGS. SHALL BE POLYETHYLENE WRAPPED : PER ANSI /AWWA 7. C105/A21.5 -93 STANDARDS. - - 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- 87. CEMENT LINING SHALL BE IN ACCORDANCE NTH - ANSI/AWWA C104/421/4 -90. IF FITTINGS ARE 3 INCHES TO 12 INCHES IN DIAMETER AND HAVE MECHANICAL JOINTS, THE FITTINGS SHALL BE IN ACCORDANCE WITH EITHER ANSI /AWWA C110- A21.10 -87 OR ANSI /AWWA C153/A21.53 -94. THREE (3) INCH TO 12 INCH DIAMETER FITTINGS WHICH HAVE MECHANICAL JOINTS AND /OR FLANGED JOINTS SHALL BE IN ACCORDANCE WITH ANSI /AWWA C110/A21.10.87 OR A : COMBINATION OF ANSI/AWWA C110 /A21.10.87 AND ANSf /AWWA C153/A21.53-94 SUCH THAT THE PORTION OF THE FITTING NTH A MECHANICAL JOINT(S) AND /OR FLANGED JOINT(S), MAY BE IN ACCORDANCE 'NTH ANSI /AWWA C153/A21.53 -94 AND THAT PORTION OF THE FITTING WITH FLANGED JOINT(S) SHALL BE IN ACCORDANCE WITH ANSI /AWWA C110/A21.10 -87. ACCEPTANCE TESTING IN ACCORDANCE NTH SECTION. B. 53.53 OF ANSI /AWWA SECTION 10 -4.3 OF ANSI /AWWA C110/A21.10 -87 SHALL BE OBTAINED BY THE CONTRACTOR AND TRANSMITTED TO THE OWNER. GATE VALVES SHALL BE IRON BODY, BRONZED - MOUNTED, DOUBLE DISC .WITH BRONZE WEDGING DEVICE AND 0 -RING STUFFING BOX (AWWA C500) OR OF RESILIENT SEAS TYPE (AWWA C509). VALVES SHALL BE 9. DESIGNED FOR A MINIMUM WATER OPERATING PRESSURE OF 200 PSI GATE VALVES SHALL BE CLOW LIST 14, MUELLER COMPANY NO A2380, OR M & H. FIRE HYDRANTS SHALL BE COREY TYPE (OPENING NTH THE PRESSURE) OR COMPRESSION TYPE (OPENING AGAINST PRESSURE) CONFORMING TO AWWA -C- 502 -85 WITH A 6 INCH MECHANICAL JOINT INLET AND A' MAIN VALVE OPENING (M.V.O.) OF 5 -1/4 INCHES, TWO 2 -1/2 INCH HOSE NOZZLES NTH NATIONAL STANDARD THREADS 7 -1/2 THREADS PER INCH AND ONE 4INCH PUMPER NOZZLE NTH THE NEW SEATTLE 10. PATTERN 6 THREADS PER INCH, 60 DEGREES V. THREADS: OUTSIDE DIAMETER OF MALE THREAD 4.875 AND ROOT DIAMETER 4.6263. HYDRANTS SHALL HAVE A 1 -1/4 INCH PENTAGON OPERATING NUT OPENED BY TURNING COUNTER CLOCKWISE (LEFT). 11. THE TWO 2 -1/2 INCH HOSE NOZZLES SHALL BE FITTED WITH CAST IRON THREADED CAPS NTH OPERATING NUT OF THE SAME DESIGN AND PROPORTIONS AS THE HYDRANT STEM NUT. CAPS SHALL BE FITTED NTH SUITABLE NEOPRENE GASKETS FOR POSITIVE WATER TIGHTNESS UNDER TEST PRESSURES: THE 4 INCH PUMPER NOZZLE SHALL BE FITTED NTH A STORZ ADAPTER, 4 INCH SEATTLE THREAD X 5 INCH STORZ. STORZ ADAPTER SHALL BE FORGED AND /OR EXTRUDED 6061 -T6 ALUMINUM ALLOY, HARDCOAT 12. ANODIZED. THREADED END PORTION SHALL HAVE NO LUGS AND 2 SET SCREWS 180 DEGREES APART. STORZ FACE TO BE METAL, NO GASKET TO. WEATHER. STORZ CAP TO HAVE SYNTHETIC MOLDED RUBBER GASKET, AND SHALL BE ATTACHED TO HYDRANT ADAPTER NTH 1/8 INCH COATED, STAINLESS STEEL, 13. AIRCRAFT CABLE. 14• FIRE HYDRANTS SHALL BE PAINTED WITH. TWO COATS OF PAINT. PRESERVATIVE PAINT NUMBER 43 -655 15. SAFETY YELLOW OR APPROVED EQUAL PUMPER CONNECTION TO FACE ROADWAY ASSEMBLY. FIRE HYDRANTS SHALL BE INSTALLED PER CITY OF RENTON STANDARD DETAIL FOR FIRE HYDRANTS, LATEST 16. REVISION. ALL WATERMAIN 10 INCHES AND SMALLER TO MAINTAIN A MINIMUM COVER OF 36 INCHES BELOW FINISH GRADE. ALL WATERMAIN 12 INCHES AND LARGER SHALL BE AT A MINIMUM OF 48 INCHES BELOW FINISH 17. GRADE. WHERE UTILITY CONFLICTS OCCUR, WATERMAINS ARE TO BE LOWERED TO CLEAR. ALL WATER MAINS 6 INCHES AND LARGER IN DIAMETER SHALL BE CLEANED WITH PIPE CLEANING "PIGS" 18. PRIOR TO DISINFECTION. THE "POLY PIGS" SHALL BE GIRARD INDUSTRIES AQUA SWAB -AS OR APPROVE) EQUAL, 2 LB /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. THE CONTRACTOR WILL PERFORM THE CLEANING OPERATION. 19. ALL WATERMAINS AND SERVICES SHALL BE 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. THE QUANTITY OF WATER LOST FROM THE MAIN SHALL NOT EXCEED THE NUMBER OF GALLONS PER HOUR AS LISTED IN CITY OF RENTON STANDARD PLANS AND SPECIFICATIONS 7- 11.3(11). THE LOSS IN PRESSURE SHALL NOT EXCEED 5 PSI DURING THE 2 HOUR TEST PERIOD. ALL WATERMAINS 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 NTH SECTION 7- 11.3(12)E OR 7- 11.3(12)F OF THE STANDARD SPECIFICATIONS REFERENCED ABOVE. 13 A. g� CO, CITY COMMENTS CITY COMMENTS y�0028g0 CITY COMMENTS ZONAL'1 AS BUILT EXPIRES 9/27/2008 N0. REVISION ROLE 207 0 20. A PRECONSTRUCTION CONFERENCE IS REQUIRED PRIOR TO ANY CONSTRUCTION. A MINIMUM OF 5 (FIVE) WORKING DAYS NOTICE IS REQUIRED FOR SCHEDULING. 21. TWENTY -FOUR HOUR NOTICE WILL BE REQUIRED PRIOR TO STARTING NEW CONSTRUCTION. 22 IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO SECURE ALL NECESSARY PERMITS PRIOR TO STARTING - CONSTRUCTION. - 23. 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. - 24. 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 PUBLIC WORKS DEPARTMENT. ALL NECESSARY EXCAVATION AND MATERIALS TO BE SUPPLIED BY THE CONTRACTOR AND BE ON -SITE PRIOR TO CITY NOTIFICATIONS. 25. INSPECTION WILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE CITY OF RENTON. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO NOTIFY DEVELOPMENT SERVICES TWENTY- FOUR (24) HOURS IN ADVANCE OF BACKFIWNG ALL CONSTRUCTION. THE 26, CONTRACTOR, AS WELL AS THE ENGINEERS, SHALL KEEP AS -BUILT DRAWINGS. CONTRACTOR TO PROVIDE PLUGS AND TEMPORARY BLOW -OFF ASSEMBLIES FOR TESTING 27. AND PURITY ACCEPTANCE PRIOR TO FINAL TIE -IN. ALL JOINT RESTRAINT SYSTEMS (SHACKLE RODS, NUTS, BOLTS, ETC.) SHALL BE AS 28_ MANUFACTURED BY THE STAR MANUFACTURING COMPANY OF COLUMBUS OHIO OR EQUAL APPROVED IN WRITING BY THE PUBLIC WORKS DEPARTMENT. ASPHALT AND CONCRETE STREET PAVING SHALL BE SAVICUT TO A MINIMUM DEPTH OF TWO (2) INCHES. OIL MAT STREETS MAY BE SPADE CUT. ALL SURFACE CONCRETE, 29, PAVEMENT, SIDEWALKS, CURB, GUTTERS, AND DRIVEWAY APPROACHES SHALL BE SAWCUT TO A MINIMUM DEPTH OF TWO (2) INCHES OR REMOVED TQ AN EXISTING EXPANSION JOINT. A TEMPORARY COLD MIX ASPHALT PATCH SHALL BE PLACED ON THE DAY OF INITIAL 30. 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. FOR CITY PROJECTS SUCH AS TELEMETRY CONDUIT, THE PVC PIPE USED FOR ALL CHEMICAL PROCESS LINES SHALL BE SCHEDULE 80 PVC PIPE. SCHEDULE 40 IN UNIMPROVED AREAS AND SCHEDULE 80 PVC UNDER IMPROVED AREAS. DAS OO" JJS- OARR IF NOT ONE 'ICI a SANITARY SEWER NOTES & SPECIFICATIONS 1. ALL WORK MATERIALS SHALL BE IN CONFORMANCE NTH 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 WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCIATION, LATEST EDITION (APWA) AND CITY OF RENTON STANDARD SPECIFICATIONS. 3. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE AND IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO VERIFY THE TRUE AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE. 4. CONTRACTOR IS SOLELY RESPONSIBLE FOR THE MEANS, METHODS AND SEQUENCES OF CONSTRUCTION AND FOR THE SAFETY OF WORKERS AND OTHERS ON THE CONSTRUCTION SITE. 5. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO OBTAIN STREET USE AND ANY OTHER RELATED PERMITS PRIOR TO ANY CONSTRUCTION. 6. PLANS APPROVED BY THE CITY OF RENTON, PUBLIC WORKS DEPARTMENT, SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 7. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 8. THE CONTRACTOR SHALL PROVIDE THE CITY OF RENTON WITH AN AS -BUILT DRAWANG OF THE SANITARY SEWER SYSTEM WHICH HAS BEEN STAMPED AND SIGNED BY A LICENSED PROFESSIONAL ENGINEER OR LICENSED PROFESSIONAL SURVEYOR. 9. BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE M LAYERS NTH A LOOSE AVERAGE DEPTH OF 6 INCHES, MAXIMUM DEPTH OF 8 INCHES, THORCUGHLY 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. 10. OPEN CUT ROAD CROSSINGS FOR UTIUTY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED NTH 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. 11. DATUM SHALL BE CITY OF RENTON, 1988 NAVD. 12. 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. 13. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE NTH SECTION 7 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 INCHES ABOVE AND BELOW THE PIPE. 14. SANITARY SEWER PIPE SHALL BE POLYVINYL CHLORIDE (PVC) RUBBER GASKETED ASTM D 3034, SDR 35, OR DUCTILE IRON CLASS 50. 15. IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCHES AND MAXIMUM 12 INCHES ABOVE FINISHED GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. •: CITY OF RENTON Planning /Building /Public Works Dept. CHECKED FOR COMPLIANCE TO CITY STANDARDS Date Date Date w*c SOUTH LAKE CENTER 5 -31 -05 RAINIER AVENUE SOUTH RENTON, WA 98055 NOTES CS.O A3 W- 52T1u5 " 20U7 `�- i2"17oscscpN Y