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HomeMy WebLinkAboutTED4001755.3- PAVEMENT SANITARY SEWER NOTES & SPECIFICATIONS 1 ALL WORK MATERIALS SHALL 8E IN CONFORMANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE CITY OF RENTON UTILITY DEPARTMENT AND THE LATEST EDITION OF THE WET/APWA STANDARDS AND SPECIFICATION. A SET OF APPROVED PLANS SHALL BE KEPT ON -SITE AT ALL TIMES DURING CONSTRUCTION. 2 ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH 'STANDARD SPECIFICATION FOR MUNICIPAL PUBLIC WORKS CONSTRUCTION" PREPARED BY WASHINGTON STATE CHAPTER AMERICAN PUBLIC WORKS ASSOCIATION, 19M EDITION (APWA) AND CITY OIF RENTON STANDARD SPECIFICATIONS. 3 ALL LOCATION 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 OF DISTURBANCE. 4 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 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 IT. 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 DIRECTOR OF PUBLIC WORKS SHALL TAKE PRECEDENCE OVER ALL OTHER PLANS. 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. 10 BACKFILL SHALL BE PLACED EQUALLY ON BOTH SIDES OF THE PIPE IN LAYERS WITH A LOOSE AVERAGE DEPTH OF 6 INCITES, 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 CROSSING FOR UTILITY TRENCHES ON EXISTING TRAVELED ROADWAY SHALL BE BACKFILLED ONLY WITH PEA GRAVEL OR 5/8 MINUS CRUSHED ROCK AND MECHANICALLY COMPACTED. CUTS INTO THE EXISTING ASPHALT MALL BE NEATLINE CUT WITH SAW OR JACKHAMMER 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 30 DAYS AND SHALL BE THE THICKNESS OF THE ORIGINAL ASPHALT OR TWO INCHES WHICHEVER IS GREATER. 12 DATUM SHALL BE CITY OF RENTON, U.S.C. AND G.S. 13 ALL DISTURBED AREAS SHAD. 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. 14 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. IF THE NATIVE MATERIAL IN THE BOTTOM OF THE TRENCH MEETS THE REQUIREMENTS FOR GRAVEL BACKFILL FOR PIPE BEDDING. THE FIRST LIFT OF PIPE BEDDING MAY BE OMITTED PROVIDED THE MATERIAL IN THE BOTTOM OF THE TRENCH IS LOOSENED, REGRADED AND COMPACTED TO FORM A DENSE UNYIELDING BASE. 15 DUCTILE IRON PIPE SHALL CONFORM TO ANSI A 21.51 OR AWWA C 151 AND SHALL BE CEMENT LINED, PUSH -ON OR MECHANICAL JOINT. THE DUCTILE IRON PIPE SHALL BE CLASS 50. JOINTS SHALL BE RUBBER GASKETED CONFORMING TO THE REQUIREMENTS OF ANSI A 21.11 OR AWWA C 111. FOR CONNECTION TO EXISTING SEWER MANHOLE, THE MANHOLE SHALL BE CORE DRILLED. A CONICAL TYPE FLEXIBLE SEAL EQUAL TO KOR-N-SEAL SHALL BE INSTALLED. 16 IN UNIMPROVED AREAS, MANHOLE TO EXTEND MINIMUM 6 INCH AND MAXIMUM 18 INCH ABOVE FINISHED GRADE. IN PAVED AREA, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. SYM I REVISION I BY I APPROVED I DATE I SYM REVISION • b M � A-3.26 = S.F. a. BLOCK BASE ' 1.25' DC LM - 2rGX.TH OF THRUST BLOCK IN FT. HM = EIGHT OF THRUST BLOCK IN FT. A OF CONCRETE TO BEAR AGAINST OF TRENCH IN SQ. FT. V?FE OL. OF CONCRETE REQUIRED ED NORMAL OPERATING PRESSURE - 65 PSI ASSUMED SOIL BEARING LOAD - 2000 PSI NOTIFY ENGINEER IF FIELD CONDITION VARY BY I APPROVED I DATE CONCRETE BLOCKING NTS ""AFZW" FACILITIES DEPARTMENT LEJ AUBURN, WA. 98002 EVERETT, WA. 98201 __j KENT, WA. 98031 [1 PORTLAND, OR. 97220 ■ RENTON, WA. 98055 -_I SEATTL E, WA. 98124 1 -I i I 1 ( TRAILER FIN FLR INSTALL TEMP PLUG I 6" PIPE TO BE INSTALLED AND INSULATED ( TO BE REMOVED BYBY TRAILER SUPPLIER TRAILER SUPPLIER) I ` - .EXISTING FLANGED END -- __- 4 �� CONCRETE PAVEMENT 4 A v' 4 z i -- I UNDISTURBED EARTH VERTICAL BEND THRUST BLOCK NOTE : SITE CONTRACTOR TO 6" DI PIPE RISER CO-ORDINATE WITH TRAILER LOCATOFPPLIER RISER PRIOR TOG CONSTRUCTION �900 VERTICAL BEND MJ x MJ � e o C> oo BEDDING �V oo 4 _ D BOTTOM FACE - Z_ AREA OF BLOCK 6:7 SF 6" FIRE SPRINKLER SUPPLY RISER TRAILER FINISHED FLOOR LEVEL 1 PIPE TO BE INSTALLED BY TRAILER SUPPLIER i � I TEMP CAP (TO BE REMOVED BY TRAILER SUPPLIER) I i EXISTING CONC PAVEMENT z - 6" SEWER OR STORM DRAIN PIPE NOTE LOCATION TO BE CO-ORDINATED BETWEEN SITE CONTRACTOR 6; BUILDING SUPPLIER PRIOR Tv CV.STRUCTIvf. 611 STUB OUT DETAIL NTS NTS RECOMMENDED FOR APPROV BY WASTE wR7ER WIL-ITY RECOMMENDED FOR APPROVAL BY AfhkV �"Wt WATER UT IQT y J?Aw Al 7eTS03 JOHN R. EWNNG AND ASSOCIATES CIVIL 0400JEE11104 - LAW SURVEYORS 1314 S. CENTRAL AW-. SUITE 200 RMT. WASHVIGI ON 90032 ti (208) e62-MM JRE DRAWN By DATE SUBTITLE ACCEPTABILITY THIS DESIQ4N AND OR SPECIFICATION IS APPROVED PM 12_21_ 90 CHECKED PS 12-21-90 APPROVED BY DE PT DATE ENGR PSO' 12-21-90 TITI E CHECKED APMOVED APPROVED NOTES DETAILS — �? - � MAR 2 l ,�j 3SC�1lVr:: - . TRAILER COMPLEX' 4-1 JRE JOB NO. 1279.06 LAST REVISIONgvMeOL DATE SHEE, _T mi MO 306585 - 4C►G DWG NO r� o 1 00 o� 4�.m ® (�,x ob uj N 2: a� o� V�