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Home My WebLink AboutTED4002164.3S TORM DRA /NA GE NO TES GENERAL NOTES 1. BEFORE ANY CONSTRUCT/ON OR DEVELOPMENT ACTIVITY OCCURS, A PRE -CONSTRUCTION MEETING MUST BE HELD WITH THE CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER. 2. ALL CONSTRUCT/ON SHALL BE IN ACCORDANCE WITH THE LA TEST EDI TION OF "Cl TY OF REN TON STANDARD SPECIFICA TIDNS FOR MUNICIPAL CONSTRUCTION. J. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS WHICH ARE ON FILE /N THE DEPARTMENT OF PUBLIC WORKS. AN Y DE VIA TION FROM THE APPRO VED PLANS WILL REQUIRE WRITTEN APPROVAL FROM THE CITY OF RENTON DE PAR TMEN T OF PUBLIC WORKS, DESIGN ENGINEER OR STORM WA TER UTILITY. 4. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 5. DA TUM SHAL L BE U. S. G. S. UNLESS 0 THER WISE- APPR0 VED B Y Cl TY OF RENTON DEPARTMENT OF PUBLIC WORKS. REFERENCE BENCHMARK AND ELEVA TION ARE NO TED ON THE PLANS. 6. ALL SED/MEN TA TION/EROSION FA CILI TIES MUST BE IN OPERA TION PRIOR TO CLEARING AND BUILDING CONSTRUCTION, AND THEY MUST BE SA TISFA C TORIL Y MAINTAINED ON TIL CONS TRUC TION IS COMPLETED AND THE PO TENTAL FOR ON -SITE EROSION HAS PA SEE-0. ALL RETENTION/DETENTION FACILITIES MUST BE INSTALLED AND IN OPERA TION PRIOR TO OR IN CONJUNCTION WITH ALL CON- STRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, STORM WA TER UTILITY. 8 GRA SS SEED MAY REAPPLIED B Y H YDROSEEDING. THE GRA SS SEED MIXTURE, OTHER THAN CITY OF RENTON APPROVED STANDARD MIXES, SHALL BE SUBMITTED BY A LANDSCAPE ARCHITECT AND APPRO VED B Y THE DEPARTMENT OF PUBLIC WORKS, STORM WA TER UTILI TY. 9. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PRE -PARED FOUNDA TION IN A CCORDANCE Wl TI-I SEC TION 7- 02. (1) OF THE CURRENT STA TE OF WASHINGTON STANDARD SPECIFICA TION FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDA TION MA TER/AL AS WELL AS PLA CEMENT AND COMPA CTION OF REQUIRED BEDDING MA TERIAL TO UNIFORM GRADE SO THE THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE UNYIELDING BASE ALL PIPE BEDDING SHALL BE APWA CLASS 'C' WITH THE EXCEPTION OF PVC PIPE. ALL TRENCH BACKFILL SHALL BE COMPACTED TO MINIMUM 959' FOR PA VEMENT AND STRUCTURAL FILL AND 90% OTHERWISE PER A STM D-1557- 70. PEA GRA VEL BEDDING SHALL BE 6 " 0 VER AND UNDER P. V. C. P/PE. 5' SAWCUT EXISTING PAVEMENT 4" MIN. COMPACTED DEPTH - CLASS B ASPHALT CONCRETE 2 LIFTS REQUIRED 6" MIN. COMPACTED - DEPTH -CRUSHED SURFACING TOP COURSE 12" GRAVEL BASE AS NEEDED-- 30' R1W 8' V ' SAWCUT INTO EXIST. PAVEMENT & BEGIN NEW PAVEMENT 6.5' LANDSCAPE STRIP APPLY 4" TOPSOIL & HYDROSEED 70. GAL VANIZED STEEL PIPE AND ALUMINIZED STEEL PIPE FOR ALL DRAINA GE FA CILI TIES SHALL HA VE ASPHAL T TREA TMENT p4l OR BETTER INSIDE AND OUTSIDE. 11. STRUCTURES SHALL NOT BE PERMITTED WITHIN 10 FEET OF Th1 SPRING LINE OF ANY STORM DRAINAGE PIPE, OR 11 FEET FROM THE TOPO OF ANY CHANNEL BANK. 12. AL L CA TCH SA SIN GRA TES SHALL BE DEPRESSED 0. 10 FEET BEL OW PA VEMENT LEVEL. 13. OPEN CU T ROA D CROSSINGS THRU EXIS TING PURL IC R/GH T- OF- WA Y SHALL NOT BE ALLOWED UNLESS SPECIFICALL Y APPROVED BY CITY OF RENTON DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER. 14. ROCK FOR EROSION PROTECTION OF ROADSIDE DITCHES, WHERE REQUIRED SHALL BE OF SOUND QUARRY ROCK PLACED TO A DEPTH OF 1 FOOT AND MUST MEET THE FOLLOWING SPECIFICA TIONS- 4 "- 8'\409- 709' PASSING; 2"-4" ROCK/30,%- 409' PASSING; AND 2" ROCK/10Z- 20Z PASSING. 15. ALL BUILDING DOWNSPOUTS AND FOOTING DRAINS SHALL BE CON- NECTED TO THE STORM DRAINAGE SYSTEM, UNLESS APPROVED BY THE DEPARTMENT OF PUBLIC WORKS, DESIGN ENGINEER OR STORM WA TER U TILI TY. AN A CCURA TEL Y DIMENSIONED CER TIFIED A S 91-11L T DRA WING OF THIS DRAINA GE SYSTEM WILL BE SUBMI TTED TO THE CITY OF RENTON UPON COMPLETION. 76. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMIT BY THE CITY OF RENTON DOES NOT RELIEVE THE OWNER OF THE CONTINU- ING LEGAL OBL IGA TION AND/OR LIABILITY CONNECTED WITH STORM SURFACE WATER DISPOSITION FURTHER, THE C/ T Y OF RENTON DOES NOT ACCEPT ANY OBL IGA TION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE SYSTEM PROVIDED DURING CONS TRUC TION. 77. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARD, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FL A GGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE LIFE HEAL TH, AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK COVERED BY THE CONTRACT AN Y WORK WI THIN THE TRA VEL ED FLOW SHALL REQUIRE AN APPROVED TRAFFIC CONTROL PLAN BY THE TRAFFIC ENGINEERING DIVISION OF THE DEPARTMENT OF PUBLIC WORKS. AL L SEC TIONS OF THE W. S. D. 0. T STANDARD SPECIFICA TONS 1- 07-23, TRAFFIC CONTROL, SHALL APPLY 18. SPECIAL DRAINAGE MEASURES WILL SE REQUIRED IF THE PROJECT LOCATION /S WITHIN THE AQUIFER PROTECTION AREA. R/W 7.5' 5'_ 40- 6.5' SIDEWALK 1 x 2% 2 % _ .•�. f - ,`. . :�. z � -� o CURB & GUTTER 4" MIN. COMPACT BANKRUN CD - GRAVEL (CLASS A) BIOFILTRATION SWALE CONCRETE RETAINING WALL- � PROPOSED WET POND OUTER WALL ® EDGE OF RETAINING WALL - ----- RIGHT OF WAY A -A TYPICAL ROAD SECTION NO SCA L F 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, as approved by the City of Renton. A set of approved plans shall be kept on site at all times during construction. 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 in writing by the Department of Public Works at 235-2635. All street closures, partial or full, shall be approved by the Deportment of Public Works 24 hours in advance. The Po/ice Deportment, Fire Department, and 917 shall be notified 24 hours /n advance. J. All locations of ex/sting ut///ties shown are approx/mate and shall be the contractors respons/bi/ity to verify the true and correct location so as to ovoid damage or disturbance. For utility locate call 48-Hour Locators, 1-800-424-5555 4. A preconstruct/on conference is requ/red prior to any construction. A m/n/mum of 3 (three) work/ng days notice is required for scheduling. Prior to scheduling the precon a permit /reformat/on sheet must be supplied to the Ut/lity Engineer's Office. Twenty-four hour notice w/l/ be requ/red prior to starting new construction. 5. It shall be the contractor's respos/bil/ty to secure all necessary permits prior to start/ng construction. 6. Inspection w/Il be accomplished by a representative of the City of Renton, It shall be the contractors responsibility to notify the Utility Department 24 hours /n advance of backf//l/ng all construction. The contractor as well as the Eng/neers shall keep as-bu/lt drawings. 7. Asphalt and concrete street paving shall be sawcut to a mire/mum depth of two Inches. Oil mat streets may be spode cut. All surface concrete, pavement, sidewalkscurb, gutters, and driveway approaches shall be sawcut to a min/mum depth of two inches or removed to to an existing expansion joint. S. A Temporary cold mix asphalt patch shall be placed on the day of initial excavation with a permanent, sealed patch to be placed, to City of Renton policy, within ten days. Co// sub grade Inspection prior to placement of f/na/ patch. Trenches w/il not be left open over night without prior written approval of the inspector. #4 REINFORCING U-BAR 0 EA. GROUT POST (SEE DETAIL 'B' BELOW) \ r� . •: 4 REINFORCING U-BAR ® EA. POST a 16 GA. GALV. TEGUL MINERALEAD 3' STEEL SLEEVE OR EPDXY GROUT POST SUPPORT DETAIL (DETAIL 'B' ±144' TOTAL LENGTH 6' 0. C. (TYP) I 6' 0. C. -- A r--ew- 4" MIN. u 8" - N- I 8" MIN. SECTION A -A 1 1 /2" DIAM. STD. I 2" DIAM. STD. GALV GALV. STEEL PIPE POSTS STEEL PIPE POSTS il W/ WELDED JOINTS SIDEWALK OVER RETAINING WALL A HANDRAIL DETAIL NO SCA L E 1. IN WIDENING AREAS, THE EXISTING PAVEMENT EDGE SHALL BE "SAW -CUT" TO LEAVE A JOIN POINT. ANY TRAFFIC STRIPING REMOVED OR DAMAGED DURING WIDENING WORK SHALL BE REPLACED IN KIND OR AS DIRECTED BY THE PUBLIC WORKS DIRECTOR. 2. COMPACTION TESTS ON SUBGRADE AND ROCKGRADE SHALL BE REQUIRED. THE NUMBER OF TESTS SHALL BE AT THE DISCRETION OF THE CITY INSPECTOR. ALL TESTS AS REQUIRED SHALL BE AT THE EXPENSE OF THE CONTRACTOR OR DEVELOPER THROUGH ANY LICENSED TESTING LAB OF HIS CHOICE. THE MINIMUM COMPACTION FOR THE TOP 24" OF THE SUBGRADE, SHALL BE 95% OF MAXIMUM RELATIVE DENSITY. BELOW THAT LEVEL THE MINIMUM COMPACTION SHALL BE 90% OF MAXIMUM RELATIVE DENSITY. ROCK SURFACES SHALL HAVE A MINIMUM COMPACTION OF 95% OF MAXIMUM RELATIVE DENSITY. 3. ADJUSTMENT OF CATCH BASIN LIDS OR GRATES, MANHOLE LIDS MONUMENT CASES, VALVE BOXES, ETC., SHALL BE THE THE RESPONSIBILITY OF THE CONTRACTOR OR DEVELOPER AS REQUIRED AND SHALL BE ADJUSTED AFTER THE FINAL LIFT OF ASPHALT HAS BEEN INSTALLED. 4. FOR ALL ROADWAY CLASSES GREATER THAN THE NEIGHBORHOOD COLLECTOR, THE PAVEMENT SECTIONS SHALL BE DETERMINED USING AN APPROVED METHOD FOR COMPUTING PAVEMENT THICKNESS. THESE CALCULATIONS SHALL BE SUGGESTED BY APPROPRIATE GEOTECHNICAL TESTING OF THE SUPPORTING MATERIALS. IN NO CASE SHALL THE PAVEMENT SECTION BE LESS THAN THAT FOR A NEIGHBORHOOD COLLECTOR. /9 TALBOT ROAD IMPROVEMENTS , *+ Y104 EXISTING ASPHALT ASPHALT CONCRETE (3" MIN.) CONCRETE SURFACE \ REPLACEMENT PATCH TO BE 1 �' THICKER THAN PREVIOUSLY E>;ISTED - FINAL JOINT MUST BE SAW CUT 6" MIN. CRUSHED SURFACING TOP COURSE 6" 3" R COMPACTED CRUSHED - ROCK BACKFILL EXISTING ASPHALT CONCRETE OVER PREPARED GRADE z EXISTING ASPHALT MIN. 4" ASPHALT N CONCRETE (GREATER \ CONCRETE (2 LIFTS) THAN 3" THICK) 6" MIN. CRUSHED -- ....... Pr GRIND EXISTINGASPHALT SURFACING TOP COURSE 7W6" I FINAL JOINT MUST COMPACTED CRUSHED BE SAW CUT ROCK BACKFILL EXISTING ASPHALT CONCRETE OVER PREPARED GRADE NOTES:#34 (OFFSET JOINT(?2--11. SEE SECTIONS 7-18 AND 2-09 FOR PATCHING AND BACKFILLING SPECIFICATIONS. 2. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND PATCHED WITH TEMPORARY ASPHALT AT THE END OF EACH WORK DAY, UNLESS PERMISSION IS GRANTED TO DO OTHERWISE BY THE CITY ENGINEER AND TRAFFIC ENGINEER. 3. ALL TEMPORARY PATCHES ON TRENCHES SHALL BE PERMANENTLY PATCHED WITHIN TWO (2) WEEKS OF COMPLETION OF WORK WITHIN THE ROADWAY AREA. c 4. SAW CUTS ON CONCRETE PAVEMENTS SHALL BE MADE NO MORE THAN ONE-HALF c�` •��,T THE DEPTH OF THE EXISTING SLAB. ~T 5. COMPACTED GRAVEL BACKFILL CLASS "B" MAY BE USED UPON APPROVAL OF THE r ENGINEER ON TRENCHED OVER 200 FEET IN LENGTH. '..,. - PAVEMENT PATCHING DETAILS NO SCALE - CONCEPT ENGINEERING, INC. CITY OF RENTON 455 Rainier Boulevard North, Suite 200 Issaquah, Washington 98027 DEPARTMENT OF PUBLIC WORKS ;2061 392-8055 TALBOT ESTATES PRYDE CORPORATION 2 Per City of Renton (�2) SSS 1 Per Cit of Ren ton 1 CCS NO. REVISION BY APPR At) -2 / 1�jk c: ROAD & STORM GENERAL NOTES & DETAILS DESIGNED: CCS DATE: 3-1 3-92 FILE NAME: 92047 8-7-92 DRAWN: PJF 5-11-92 CHECKED: SCALE: 1" = 20' FIELD BOOK: PAGE DATE APPROVED: DIRECTOR OF PUBLIC VORKS SHEET: 3 OF: 4 0 N� o oy W� 1 N Q1