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Home My WebLink AboutTED4003231.140 1 LLJ Z a, cy c) 4 v) z 0 0 0 IL sT 2 Z) m I c I < 0 I I STORM WATER DRAINAGE NOTES 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE -CONSTRUCTION MEETING MUST BE HELD WITH THE CITY OF RENTON DEVELOPMENT SERVICES DIVISION, PLAN REVIEW PROJECT MANAGER. 2, ALL CONSTRUCTION SHALL BE IN ACCORDANCE WITH THE LATEST EDITION OF THE "STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION" PREPARED BY W.S.D.O.T., AND THE AMERICAN PUBLIC WORKS ASSOCIATION (APWA), AS AMENDED BY THE CITY OF RENTON. 3. THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS WHICH ARE ON FILE WITH THE CITY OF RENTON, ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE WRITTEN APPROVAL FROM THE CITY OF RENTON DEVELOPMENT SERVICES DIVISION. 4, A COPY OF THESE PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION, IS IN PROGRESS. 5. DATUM SHALL BE U.S.G.S. UNLESS OTHERWISE APPROVED BY THE CITY OF RENTON. REFERENCE BENCHMARK AND ELEVATION ARE NOTED ON THE PLANS. 6. ALL SEDIMENTATION /EROSION FACILITIES MUST BE IN OPERATION PRIOR TO CLEARING AND BUILDING CONSTRUCTION, AND MUST BE SATISFACTORILY MAINTAINED UNTIL CONSTRUCTION IS COMPLETED AND THE POTENTIAL FOR ON -SITE EROSION HAS PASSED, 7. ALL RETENTION /DETENTION FACILITIES MUST BE INSTALLED AND IN OPERATION PRIOR TO OR IN CONJUNCTION WITH ALL CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE DEVELOPMENT SERVICES DIVISION. & GRASS SEED MAY BE APPLIED BY HYDROSEEDIN& THE GRASS SEED MIXTURE, OTHER THAT CITY OF RENTON APPROVED STANDARD MIXES SHALL BE SUBMITTED BY A LANDSCAPE ARCHITECT AND APPROVED BY THE DEVELOPMENT SERVICES DIVISION. 9. 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 SPECIFICATION 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. ALL PIPE BEDDING SHALL BE APWA CLASS "C", WITH THE EXCEPTION OF PVC PIPE. ALL TRENCH BACKFILL SHALL BE COMPACTED TO MINIMUM 95% FOR PAVEMENT AND STRUCTURAL FILL AND 90% OTHERWISE PER ASTM D-1557-70. PEA GRAVEL BEDDING SHALL BE 6" OVER AND UNDER P,V.C. PIPE. 10. GALVANIZED STEEL PIPE AND ALUMINIZED STEEL PIPE FOR ALL DRAINAGE FACILITIES SHALL HAVE ASPHALT TREATMENT #1 OR BETTER INSIDE AND OUTSIDE. 11. STRUCTURES SHALL NOT BE PERMITTED WITHIN 10 FEET OF THE SPRING LINE OF ANY STORM DRAINAGE PIPE, OR 15 FEET FROM THE TOP OF ANY CHANNEL BANK. 12. ALL CATCH BASIN GRATES SHALL BE DEPRESSED 0,10 FEET BELOW PAVEMENT LEVEL. 11 OPEN CUT ROAD CROSSINGS THROUGH EXISTING PUBLIC RIGHT-OF-WAY WILL NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY CITY OF RENTON, 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 SPECIFICATIONS. 4"-8"/40%-70% PASSING; 2"-4" ROCK/30%- 40% PASSING; AND -2" ROCK/ 10%-20% PASSING. 15. ALL BUILDING DOWNSPOUTS AND FOOTING DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE SYSTEM, UNLESS APPROVED BY THE DEVELOPMENT SERVICES DIVISION. ANN ACCURATELY DIMENSIONED CERTIFIED AS -BUILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE SUBMITTED TO THE CITY OF RENTON UPON COMPLETION. 16, ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMIT BY THE CITY OF RENTON DOES NO RELIEVE THE OWNER OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY WITH STORM SURFACE WATER DISPOSITION, FURTHER, THE CITY OF RENTON DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE SYSTEM PROVIDED DURING CONSTRUCTION, 17. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING ADEQUATE SAFEGUARD, SAFETY DEVICES, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER NEEDED ACTIONS TO PROTECT THE LIFT, HEALTH AND SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMANCE OF WORK COVERED BY THE CONTRACT. ANY WORK WITHIN THE TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE AN APPROVED TRAFFIC CONTROL PLAN BY THE TRANSPORTATION DIVISION. ALL SECTIONS OF THE W.S.D.O.T. STANDARD SPECIFICATIONS 1-07-23, TRAFFIC CONTROL SHALL APPLY. 18. SPECIAL DRAINAGE MEASURES WILL BE REQUIRED IF THE PROJECT LOCATION IS WITHIN THE AQUIFER PROTECTION AREA, rdro - Oa - At it/ A PORTION of the N.E. 1/4, SECTION 15, TOWNSHIP 23 N., RANGE' 5 E., W.M. FRAME & GRATE OR COVER SEE SEC. . 05 7 . NOTES: 1, HANDHOLES IN RISER OR ADJUSTMENT SECTION SHALL HAVE 3" MIN CLEARANCE. STEPS OM CATCH BASIN SHALL HAVE 6" MIN CLEARANCE. NO STEPS ARE REQUIRED WHEN "B" IS 4' OR LESS, FOR DETAILS SEE STANDARD PLAN "MISCELLANEOUS X HANDHOLDS!� ADJUSTMENT SECTION CATCH BASIN DETAILS. TOP SLAB -\ .00 (LEVELING BRICKS OR GRADE - RINGS OPTIONAL). 2. PRECAST BASES SHALL HAVE CUTOUTS OR KNOCKOUTS WITH A WALL THICKNESS OF 2" MIN. HOLE SIZE SHALL BE EQUAL TO PIPE OU fER DIAMETER PLUS CATCH BASIN WALL THICKNESS. • FOR 48- CATCH BASIN, MAXIMUM _J_ MAXIMUM HOLE SIZE IS 36 20- X 24- OR DISTANCE BETWEEN HOLES IS 8". • 21" DIAM. 1 ALL BASE REINFORCING STEEL SHALL BE PLACED IN THE TOP C STEP520R LADDER, ORIENT HALF OF THE BASE, I" M.N. CLEARANCE. WITH INLET SO STEPS WILL CLEAR PIPES. SEE DWG. 4, THE BOTTOM OF THE PRECAST CATCH BASIN MAY BE ROUNDED. • 48",54",60".72*,OR 96* NO. 2-006. 5, FRAME AND GRATE MAY BE INSTALLED WITH FLANGE DOWN OR F4--, CAST INTO RISER. m� 48" DIAM.- 6' 54" DIAM.- 8' . 0 1I 60" DIAM,- 8" M0 % C,4 72" DIAM.- a 96" DIAM,-12" PRECAST BASE & INTEGRAL RISER, ILL V gg "O"o 0 0 0O0 0 0 0 0000 000000 ® 0 a 01 00000 0 0 000 0 '050100 MIN. SEPARATE CAST IN PLACE *FOR SEPARATE BASE OR SEPARATE PRECAST RASE. GRAVEL WCKFILL FOR PIPE BEDDING 6" MIN. COMPACTED DEPTH CAST -IN -PLACE ONLY FOR RRECAS7! BASE ONLY, REINFORCING STEEL (FOR SEPARATE BASES ONLY) REINFORCING STEEL (FOR PRECAST BASE & IWEGR,,: - RISER ONLY) N.�FT ' IN EACH DIRECTION FOR 48" DIAM. " S0. IN./FT. 0.15 SO. IN./FT. IN EACH DIRECTION FOR 48" OIAM. 019 So: N. FT. IN EACH DIRECTION FOR 54" DIAM. 0.19 SO. N F . IN EACH DIRECTION FOR 54' DIAM. 0.25 SQ. IN./FT. IN EACH DIRECTION FOR 60- DIAM. 0.25 SO, IN./FT. IN EACH. DIRECTION FOR 60' DIAM. CATCH BASIN TYPI: 2 4 en" "0* RING DETAIL NO. BR,, - NOT TO SCALE PRECAST BASE JOINT 5 2 #3 BAR HOOPS #3 BAR EACH SIDE FRAME AND GRATE (SEE STANDARD PLAN FOR DETAILS) SN 0. th 6 6" RISER SECTION ilo - 12" 12" RISER SECTION 3/8" DIA. STEEL BAR 0 4" O.C. ALL STEEL PARTS MUST BE GALVANIZED AND ASPHALT COATED (TREATMENT I OR BETTER) 24 WATER SURFACE IN POND \,45-50'� SPIIZWA)r BAR SCREEN DETAIL SCALE: 1" = 2' NOTES: 1 IF WIRE MESH IS USED AS AN ALTERNATIVE TO REBAR, IT SHALL NOT BE PLACED IN KNOCKOUT, 2. THE BOTTOM OF THE PRECAST BASE SECTION SHALL BE MINIMUM 4" THICK ANND MAY BE ROUNDED, 3, KNOCKOUTS MAY BE ON ALL FOUR SIDES, EITHER ROUND OR "D" SHAPE. PIPE TO BE INSTALLED IN FACTORY SUPPLIED KNOCKOUTS. HOLE SIZE SHALL BE EQUAL TO THE PIPE OUTER PAMETER PLUS CATCH BASIN WALL THICKNESS, 20" MAX. 4. THE MAXIMUM DEPTH FROM THE FINISHED GRADE TO THE PIPE IN\I-P'RT IS 5-0", 5. THE TAPER ON THE SIDES OF THE PRECAST BASE SECTION AND RISER eECTION SHALL NOT EXCEED 4%. 6. FRAME AND GRATE MAY BE INSTALLED WITH FLANGE DOWN OR CAST !rtqn RISER, > 4� #3 BAR EACH WAY PRECAST BASE SECTION (MEASUREMENT AT THE TOP OF THE BASE) CATCH BASIN TYPE 1 DETAIL NO. B ---- 01- NOT TO SCALE 5 J. i'l 11 , I Of WASy/ INVERT EL: SEE RIGHT 19 LAA 6 - A41N.t'- 6 . 6. MAX. ti WELD ELBOW WITH SPECIFIED ORIFICE DRILLED IN 12 CA END PL A TE ELBOW DETAIL NOT TO SCALE 24" DIA. ROUND LOCKING SOLID COVER 'KED -DRAIN" (PER KCRS #2-022 & 2-023) V. PLAN SCALE- 2 ROUND SELF-LOCKING SOLID COVER RIM EL.=424.0 MARKED "DRAIN- (OFFSET -SEE NOTE 2) 2' MIN. EL.=422.O OVERFLOW EL.=422.0 MAX. WATER SURFACE REACH ROD PIPE SUPPORT(S): 3"x.090 GAUGE 41• 0. BOLTED OR IMBEDDED 2" IN WALL T MAX. A I 3' SPACING. MIN. ISUPPORT\ EL.=419.35 2nd ORIFICE: 2.20" DIA. b ca 29' - 12" CPEP 12- CC MP � mr lu �_rar 1 - COUPLING " MIN. ORIFICE DIA.=1.35- EL. =413.00 1. METAL PARTS: CORROSION RESISTANT. GALVANIZED PIPE PARTS TO HAVE ASPHALT TREATMENT 1. 2. FRAME & LADDER OR STEPS OFFSET SO .=415.00 C14 12'. CPEP 24" SPILLWAY BAR SCREEN (SEE DETAIL THIS SHEET) COX,> 24" SPILLWAY BAR SCREEN STAND. GALV. STEEL LADDER/STEPS ,PER KCRS # 2-006) FROP-T SHEAR GATE WITH CONTROL ROD ROD BENT AS REQUIRED A. CLEANOUT GATE IS VISABLE FROM TOP. B. CLIMB -DOWN SPACE IS CLEAP OF RISER l' LONG REMOVABLE SECTION AND CLEANOUT GATE. WITH GASKETED BAND 3, IF METAL OUTLET PIPE CONNE'TS TO CEMENT CONCRETE PIPE OR CkP , OUTLET PIPE GALV. STEEL PLATE, TACK WELD ALL TO HAVESMOOTHO,D. EQUAL TO CONCRETE EIXVATION PIPE I.D. LESS 1/4-. AROUND, PAINT W/ ZINC PAINT CONTROL CATCH BASIN No. 19 TYPE 11- 54 PS SCALE: 1 " = 2' ss�cc-vvwQ[- I1-32311g w� v 0734 Gi T ENGINEER: F-EXPIREL, 3/1 /2006 11- 4- NO. j REVISION I BY I APPR. I DATE I SCANNED OCT 2 7 2006 A,*6 RECOMMENDED FOR APPROVAL 11A BY. DATE. -0i Lv BY: DATE: [3Y.- DATE.- BY.• DATE' � i rr _Y' C:) IF Fz IE rr (z) INT DEPARTMENT OF PUBLIC WORKS DRAINAGE NOTES & DETAILS JAEGER ENGINEERING JERICHO PLA T 9419 South 204th Ploce DESIGNED: JJJ DATE: 8/10/04 FILE NAME: Ken t, WA. 98031 DRAWN: JJJ Phone No. (253) 850-0934 CHECKED: i SCALE: 1"=40' FIELD BOOK: PAGE: Fox No. (253) 850-0155 APPROVED: DIRECTOR Or PURLIC WORKS SHEET: OF: SCANP,ilElD ocl, 2 ��O"35 1 CC3