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HomeMy WebLinkAboutTED4003243.6zz w A N 0 a 0 z 0 ® Y a 1 0 z 'B m 0) H a � z z r�) z z Q A IL a_ Q w Q 0 z 0 CO > W 0 z 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 RE=NTON. ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE WRITTEN APPROVAL FROM I__HE 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. 8. GRASS SEED MAY BE APPLIED BY HYDROSEEDING. 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 REQUIRE=D 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 I FVD 1 13. 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. ! i 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-13UILT DRAWING OF THIS DRAINAGE SYSTEM WILL BE SUBMITTED TO THE CITY OF RENTON UPON COMPLETION. CTION PERMIT BY THE CITY OF RENTON DOES NO 16. ISSUANCE OF THE BUILDING OR CONSTRU RELIEVE THE OWNER OF THE CONTINUING LEGAL OBLIGATION AND/OR LIABILITY WITH STORM 1 SURFACE WATER DISPOSITION. FURTHER, THE CITY OF RENTON DOES NOT ACCEPT ANY I 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 COVERTED 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 I AQUIFER PROTECTION AREA. 10' (TYPICAL) FENCE NOTES: 1. FENCE SHALL_ BE A MINIMUM OF 6 FEET IN HEIGHT. 2. ACCESS ROAD GATES SHALL BE A MINIMUM OF 16 FEET IN WIDTH CONSISTING OF TWO SECTIONS 8 FEET IN WIDTH. 3. PEDESTRIAN ACCESS GATES SHALL BE 4 FEET IN WIDTH. 4. FENCE MATERIAL SHALL BE No. 11 GAUGE GALVANIZED STEEL FABRIC WITH BONDED VINYL COATING. VINYL COATING SHALL BE GREEN IN OPEN AREAS AND BLACK IN WOODED AREAS. 5. FENCE POSTS SHALL BE GALVANIZED STEEL WITH TOP CAPS AND SET A MINIMUM OF 2 FEET DEEP IN CONCRETE FILLED POST HOLE. CORNER AND GATE POSTS SHALL BE SET A MINIMUM OF 3 FEET DEEP IN CONCRETE. CROSS BARS SHALL CONNECT ADJACENT FENCE POSTS. 6. ALL POSTS, CROSS BARS, AND GATES SHALL BE PAINTED OR COATED THE SAME COLOR AS THE VINYL CLAD FENCE FABRIC. \ 2' MIN. SET POSTS IN CONCRETE (3' MIN FOR CORNER FILLED POST HOLE, & GATE POSTS) 8 INCH MIN. DIAMETER DETENTION POND FENCING N.T.S. ONLY APPLIES TO THE AREAS SHOWN AS CHAIN LINK FENCE ON THE PLAN C 420 430 425 415 Ld z 6' HIGH SOLID I-- '- WOOD FENCE LJ Z Z W -1:2 Lil Lx1 a� XZ EXISTING RARE 12" FREEBOARD TOP ONE: 429.0 MAXW.L. 428. - - - IVE S ORAG - -- - -- �4.3 - ----- NO. - B 0� . 418. D J 2'r 5; F rD I .- ___�__ _STO AGE I � i I 3/8" DIA. STEEL BAR 0 4" O.C. ALL STEEL PARTS MUST BE GALVANIZED AND ASPHALT COATED (TREATMENT 1 OR BETTER) WATER SURFACE /IN POND 430 , 45'50' SPLLLI/AY BAR SCREEN DETAIL SCALE: 1" = 2' 425 CATCH BASIN #1 (TYPE 2-54") LOCATE AS SHOWN -WITH FLOW RESTRICTOR RIM EL: 430.0✓ IE: A23 3, (12",W) A.Z3. 38 IE: A2-33 (12",E) A.2,3. 35, 420 WITH SOLID, LOCKING LID SEE DETAIL SHT. LI 0+50 POND SECTI N A -A (EA STIWEST) HORIZ: 1"=20' VERT. 1 "= 5" f INVERT EL: 426.25' LU 0 6" MIN. 6" 2 MAX. WELD ELBOW WITH 1.40" DIA. ORIFICE DRILLED IN 12 GA END PLATE ELBOW DETAIL NOT TO SCALE 12' MIN.` 2" CRUSHED GRA VEL TOP COURSE/i 4" CRU.SHFn GRA VFI 0+00 0+50 1 +00 1 +50 POND SECTION 8-8 (NORTHISOUTH) FbiV� L-IQFJ;,:, Spec,- I f ckn_00,1S HORIZ: 1"=20' S 1E.\j� SIZF- P Rc�►.�T- joR�S fr- f S Lo VERT. 1 „=5" II 64 n ©O% No 4 70%_ lDo;'6' EMERGENCY OVERFLOW LEVEL Ir.c ir1AT=(�IPr(_ SH1�L1_ L3� �C_Psc 1.5' 6.0' 1.5' 1 K co" L-L FTs w L"-4 F " EMERGENCY O VERFL 0 W LL FT IS®/ >\ti ®p P WATER SURFACE R A CCESS ROAD nI: �T TO SCALE ROUND SELF-LOCKING SOLID COVER Ab 1.30 TRUCTED FI LL TED TO MIN 1-25 15 Rsrn/'\ p - 1 SS _7 (Kk& p. PROCTDP,� , 0. 2 3:1 TOP OF BERM EL: 429.0 G arc=- t , t✓N c� I ctit c�� SN AFL- !/\ \ U-5 EL: 4 8.5'1.0' I NSP�c�� L- cKA� �S lT ®.5' ��0.5' ���j WS ELEV. 428.0 \N\'��%i\//i\//i\//%//i\\ QUARRY SPALLS NOTE.' ROCK -LINE BERM (AT WIDTH 6" MAX STONE SIZE SHOWN) ON OUTSIDE OF POND, 6" MEDIUM STONE SIZE 2" MIN. STONE SITE TO THE BASE OF THE BERM. EMERGENCY SPILL WAY DETAIL R1 NOT TO SCALE RECOMMENDED FOR APPROVAL BY.' DATE.- -3d r " BY. � DATE.- 71510.5 By. DATE• BY. DATE. R• 3 Zy3/3 pEAR, FIFLfl SvR14E4 Sy �1C9- t��os MARKED DRAIN (OFFSET -SEE NOTE 2) 2' MIN. a �. '.' •' ° n A212,•2!� OVERFLOW EL.=42$-6 REACH - MAX. WATER SURFACE ° ROD PIPE SUPPORT(S): 3"x.090 GAUGE A BOLTED OR IMBEDDED 2" IN WALL AT MAX. 3' SPACING. MIN. 1 SUPPORT ° 19 EL.=426.50 r� F 2nd ORIFICE: 1.40" DIA. o M o� 30' - 12" CPEP Lj 04• 12" n r"* CMP TO CPEP CMP 18 COUPLING ' MIN. ORIFICE DIA.=0.92" EL.=421.30 1. METAL PARTS: CORROSION RESISTANT. GALVANIZED PIPE PARTS TO HAVE ASPHALT TREATMENT 1. 2. FRAME & LADDER OR STEPS OFFSET SO A. CLEANOUT GATE IS VISABLE FROM TOP. Q RIM EL.=430.0 4 z3.3.S z I 41 N a z 0 I p CV CPEP DIA. ROUND LOCKING SOLID COVER "DRAIN" (PER KCRS #2-022 & 2-023) 4" SPILLWAY AR SCREEN 3EE DETAIL THIS SHEET) EL.=428.0 24" SPILLWAY BAR SCREEN STAND. GALV. STEEL LADDER/STEPS (PER KCRS # 2-006) 14' _ 12" CPEP ® -14, v5% FROP-T SHEAR GATE WITH CONTROL ROD ROD BENT AS REQUIRED B. CLIMB -DOWN SPACE IS CLEAR OF RISER 1' LONG REMOVABLE SECTION AND CLEANOUT GATE. WITH GASKETED BAND 3. IF METAL OUTLET PIPE CONNECTS TO CEMENT CONCRETE PIPE OR CPEP , OUTLET PIPE T �►jr r�Tn GALV. STEEL PLATE, TACK WELD ALL TO HAVE SMOOTH O.D. EQUAL TO CONCRETE ELaL' 1'ATION AROUND, PAINT W/ ZINC PAINT PIPE I.D. LESS 1/4". CONTROL CATCH BASIN No. 1 TYPE II--54" SEE CITY OF RENTON STD, DETAIL BR17 SCALE: 1" = 2' DESIGN DETENTION VOLUME: 18523 CF & B R - 0 4 REQUIRED DETEN RON VOLUME: 15588 CF SEED MIX FOR POND SIDESL OPES AS BUILT DETENTION VOLUME; DESIGN WETPOND VOLUME- 5895 CF R/D POND Proportions Percent Percent SEEDING MIXTURE: by Weight Purity Germination Kentucky bluegrass (Poa Pratensis) 15% 85 80 (Birka, Majestic or Sydsport) Tall fescue (Festuca Arundincea) 40% 95 90 (Arid, Jaguar or Rebel) Perennial rye (Lolium Perenne) 30% 95 90 REQUIRED WETPOND VOLUME. 5886 CF AS BUILT WETPOND VOLUME: -J,F i� Of Syl r7e IC°2 (Derby or Pennant) ��120734 Chewings fescue (Banner) 15% 95 90 FS RFGISTERE° Apply this mixture at a rate of 120 Ibs/acre. �'ONAL EN k, EXPIRES: 3/1 /2Q06 � // Cd.I 1 OF 1--Z�i1- 1 0I% LVA 04-' 19 DEPARTMENT OFPUBLIC WORKS ENGINEER: NO. 1 REVISION I BY I APPR, I DATE 4A 12006 DRAINAGE DETAILS JA EGER ENGINEERING SUNSET CREST SHORT PLAT 9419 South 204 th Pl oce DESIGNED: JJJ _ ® � Ken t, WA. 98031 DATE: 2/10/05 FILE NAME: JJJ DRAWN: Phone NO. (253) 850- 0934 CHECKED: JJJ SCALE: SEE DETAIL FIELD BOOK: PAGE: Fax NO. (253) 850- 0155 APPROVED: SHEET: 6 OF: 12 DIRECTOR OF PUBLIC WORKS s=,i i,� . ,�.r' 3 2y,�, /� C� , -72. 3,�•4e,�o�, SCANNED OCT 2 8 2M5