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HomeMy WebLinkAboutTED4003446.240 U W a a Ir W a di U Ln 0 a a 0 O a Uj W It X W U_ M LO N U Y z 00 I Z N � tli a o Cn Q I- L.J LLJ z�Q L,J z Q L1J m LiJ Q O Qa JZ - LiJ Yor -Q QOmQ z V) z U m Iy CD Z 3 x J - O 2 [7 Z �o o �zw V) < Q N BECLAN IAKA BECLAN PLACE] MINOR AMENDMENT A PORTION OF THE NW 1/4 OF THE NE 1/40F SEC. 15, TWP. 23N., RGE. SE., W.M. CITY OF RENTON, KING COUNTY, WASHINGTON PRIVATE ROOF DRAIN NOTE 1/2 EDGED ALL P I A T MROOF DRAINAGE CONVEYANCE GROOVE PIPE SHALL BE A 6" 0 SDR35 D3034 WHITE PVC PIPE, PLACED 5 1/2- AT A MINIMUM SLOPE OF 0.50%. IF THE SIZE OF THE PIPE IS INCREASED THE DIAMETER OF THE PIPE WILL BE SHOWN ON THE 0.05 PIPE WITHIN THE PLANS. 4"0 PERFORATED PIPE ROOF DRAIN " 1 R FT.I 1 /2 R WASHED ROCK 1Y2" -" ROOF LOT BMP APPLICATION NOTES 0 1. CONNECTION OF THE INDIVIDUAL SINGLE-FAMILY o 18- STRUCTURES TO THE PRIVATE DOWNSTREAM DRAINAGE 2' MIN. CEMENT CONCRETE :�. SYSTEM SHALL BE VIA PERFORATED PIPE CONNECTION. 0 0 0 0 0 CLASS 5 (1-1/2-) 2. FLOW CONTROL BMPS CONSTRUCTED ON EACH LOT SHALL BE OPERATED, MAINTAINED AND KEPT IN GOOD REPAIR BY VARIES SUMP W/SOLID LID *NOTE: TOP OF CURB @ DRIVEWAYS EACH LOT OWNER. .04 SEE NOTE VERTICAL CURB DETAIL 3. COMPLIANCE WITH THE BMP REQUIREMENT ON THE LOTS WILL BE ADDRESSED IN THE DRAINAGE PLAN SUBMITTED PLAN VIEW N.T.S. STRUCTURE W/SUMP AND SOLID LID. SEE NOTE FINE MESH SCREEN - 4"0 PERFORATED PIPE r♦ A S=0.1% MIN. 2' MIN. VARIES ROOF DRAIN - OVERFLOW SPLASH BLOCK 8" TEE MIN. PROFILE N.T.S. 1' MIN 1' MIN. SUMP 5' MIN. 10' MIN. ^OMPACT BACKFILL EE NOTE 4" PERFORATED PIPE (4" ACCEPTABLE FOR SINGLE FAMILY ROOF DOWNSPOUT SYSTEMS) HASHED ROCK 1Y2" - 3/4" RAP INFILTRATION TRENCH ENTIRELY WITH FILTER FABRIC SECTION A -A N.T,S. NOTE: v1 cn FOR DRIVEWAY DRAINAGE APPLICATIONS OBSERVE THE W 8� o� FOLLOWING CHANGES; V Z Y y o 1. REPLACE SOLID LID WITH STANDARD FRAME AND ry GRATE PER KCRS-1993, DWGS. 2-013 & 2-014 a- n 2. 2' MINIMUN TRENCH COVERAGE REQUIRED WHERE SUBJECT TO VEHICULAR TRAFFIC w a 0 M C.2.3.5 MAINTENANCE INSTRUCTIONS FOR LIMITED INFILTRATION IF THE LIMITED INFILTRATION FLOW CONTROL BMP IS PROPOSED FOR A PROJECT, THE FOLLOWING MAINTENANCE AND OPERATION INSTRUCTIONS MUST BE RECORDED AS AN ATTACHMENT TO THE REQUIRED DECLARATION OF COVENANT AND GRANT OF EASEMENT PER REQUIREMENT 3 OF SECTION C.1.3.3 (P. C-18). THE INTENT OF THESE INSTRUCTIONS IS TO EXPLAIN TO FUTURE PROPERTY OWNERS, THE PURPOSE OF THE BMP AND HOW IT MUST BE MAINTAINED AND OPERATED. THESE INSTRUCTIONS ARE INTENDED TO BE A MINIMUM; DDES MAY REQUIRE ADDITIONAL INSTRUCTIONS BASED ON SITESPECIFIC CONDITIONS. ALSO, AS THE COUNTY GAINS MORE EXPERIENCE WITH THE MAINTENANCE AND OPERA11ON OF THESE BMPS, FUTURE UPDATES TO THE INSTRUCTIONS WILL BE POSTED ON KING COUNTY'S SUPfACE 01ATER DESICN ,VAIV114L WEBSITE 0 LIMITED INFILTRATION DETAIL 0 V) ry 0 z FOR RESIDENTIAL BUILDING PERMIT DRAINAGE REVIEW WHEN NO SCALE APPLICATION IS MADE FOR A SINGLE FAMILY RESIDENTIAL BUILDING PERMIT FOR EACH LOT. 4" MINIMUM COMPACTED DEPTH CLASS "B" ASPHALT CONCRETE. (MIN. 2 LIFTS) 1 1/2" MINIMUM COMPACTED DEPTH 5/8" MINUS CRUSHED SURFACING TOP COURSE. 4 1/2" MINIMUM COMPACTED DEPTH 1 1/2" MINUS CRUSHED SURFACING BASE COURSE. 12" GRAVEL BASE CLASS "B" MAY BE REQUIRED DEPENDING ON SOILS CONDITION. COMPACTED SUBGRADE, FREE OF FINE-GRAINED OR ORGANIC SOILS. ASPHALT PAVEMENT SECTION NO SCALE BECLAN PLACE - LIMITED INFILTRATION BMP TABLE 2" CLAS *2" _ CLA CLA MIN MIN MIN MIN MIN I- . 6.5' MIN. -i 2" DEPTH OF GRIND OR SAWCUT AND REMOVE * SEE DWG# HR-05 FOR MINIMUM STANDARDS LOT LOT AREA 55% IMPERVIOUS AREA (SQ FT) 10/6 IMPERVIOUS MITIGATED AREA (SQ FT) MAXIMUM IMPERVIOUS AREA IF USING REDUCED FOOTPRINT BMP (SQ FT) MINIMUM LENGTH OF LIMITED INFILTRATION TRENCH (FT) IF USING LIMITED INFILTRATION BMP 1 9062 4984.10 498.41 44pf 6G 62.3 - 2 7800 4290.00 429.00 -- -- - - 38(:, -,)0 53.6 3 7800 4290.00 429.00 386,1.00 53.6 4 7800 4290.00 429.00 3861.00 53.6 5 7800 4290.00 429.00 3861.00 53.E 6 7800 4290.00 429.00 3861.00 3861.00 53.6 ------- 53.6 2.3 7 7800 4290.00 429.00 8 9057 4981.35 498.14 4483. - 9 7800 4290.00 429.00 3861,( 3861. (_ 3861.OG 3861.00 3861.00 3762.00 76.81 91 3D.25 3531.33 4300.5E 9 53. t 53.E 53.6 10 7800 4290.00 429.00 11 7800 4290.00 429.00 12 7800 4290.00 429.00 13 7800 4290.00 429.00 14 7600 4180.00 418.00 52.3 15 8438 4640.90 464.09 58.0 16 7230 3976.50 397.65 49.7 17 7218 3969.90 396.99 49.6 18 9051 4973.05 497.81 62.2 19 7235 3979.25 397.93 49.7 20 8688 4778.40 477.84 59.7 21 8373 4605.15 460.52 4144.E ^ 57.6 22 8276 4551.80 455.18 56.9 23 8591 4725.05 472.51 4 52.5S 59.1 24 7969 4382.95 438.30 3944.66 54.8 25 8835 4859.25 485.93 4373.33 60.7 26 7422 4082.10 408.21 3673.89 51.0 27 7276 4001.80 400.18 3601.62 50.0 28 8603 4731.65 473.17 4258.49 59.1 29 8045 Not applicable ** Not applicable ** Not applicable ** Not applicable ** 30 7282 Not applicable ** Not applicable ** Not applicable ** Not applicable ** * M..... .... ...... ............inimum length of trench based upon application rate for SandV Loam (12S If/1000sf of impervious)................................. ....... . ....... ................... .. ..... ... .... See AESI Technical Memorandum dated August 15, 2012. ** I ntc 7q And 'If) nrnvirJP wPtlanrd rPc-hargP for Tract R wetland_ VERTICAL DATUM CITY OF RENTON, NAVD 88 BENCHMARK CITY OF RENTON BENCHMARK #2104. 1" IP W/PLUG & TACK DOWN 0.9' IN CASE LOCATED AT THE INTERSECTION OF SE 136TH ST. AND 144TH AVENUE SE. ELEV.=399.340 FEET (121.719 METERS) CHECKED FOR COMPLIANCE TO CITY STANDARDS Date Date Date Dim 6.5' MIN. 1' 1' 2.5' 1' 1' MINI MIN r MIN MIN MIN jvACP CLASS 'E' OR 'B' 6" CRUSHED SURFACING TOP COURSE )R CRUSHED ROCK, FLOWABLE FILL OR AS REQUIRED BY ENGINEER TYPICAL PATCH FOR FLEXIBLE PAVE19ENT WHEN PERPENDICULAR TO ROADWAY CENTERLINE Y p� ADOPTED CITY OF RENTON 3fANDARD PIAN9 O Iff DATE: 12/96 DWG. NAME: HR-23 SP PAGE: H032A RANDOM FILL NON-WOWEN GEOTEXTILE FILTER FABRIC SLOPE PLAN VIEW OF ROOF TO PRIVATE SD SYSTEM AND PRIVATE TYPE 1 CB PRIOR TO ENTERING THE PUBLIC STORM DRAINAGE CONVEYANCE SYSTEM. (LIMITED INFILTRATION BMP IMPREVIOUS AREA NOT INCLUDED) 'Wxl0'Lx1'D EVEL TRENCH W/6" 0 PERF PIPE C.2.11.2 MAINTENANCE INSTRUCTIONS NTS IF THE PERFORATED PIPE CONNECTION FLOW CONTROL BMP IS REQUIRED FOR A PROJECT, THE FOLLOWING MAINTENANCE AND OPERATION INSTRUCTIONS MUST BE RECORDED AS AN ATTACHMENT TO THE REQUIRED DECLARATION OF COVENANT AND GRANT OF EASEMENT PER REQUIREMENT 3 OF SECTION C.1.3.3 (P. C-18). THE INTENT OF THESE INSTRUCTIONS IS TO EXPLAIN TO FUTURE PROPERTY OWNERS, THE PURPOSE OF THE BMP AND HOW IT MUST BE MAINTAINED AND OF96ACJEALEfHESE INSTRUCTIONS ARE INTENDED TO BE A MINIMUM; DDES MAY REQUIRE ADDITIONAL INSTRUCTIONS BASED ON SITE -SPECIFIC CONDITIONS. ALSO, AS THE COUNTY GAINS MORE EXPERIENCE WITH THE MAINTENANCE AND OPERATION OF THESE BMPS, FUTURE UPDATES TO THE INSTRUCTIONS WILL BE POSTED ON KING COUNTY'S SURFAC WATER V M AYk WEBSITE. PERFORATED PIPE CONNECTION DETAIL 344628 CALL 48 HOURS BEFORE YOU DIG 1-800-424-5555 NO. I REVISION 06 t' 0, - 3qq4c�p_ BY I APPR. I DATE SCHWFFCL & ♦ AssomTFs, Pt Le CRIL BIAAEERIIN6 A PROJECT ■AIiAGEOW 1945 S. 375TH STREET Hw (253) 226-4" FEDERAL WAY, WA 95003 bsch»w&WAdW..net 03•o( • l3 CITY OF RENTON DEPARTMENT OF PUBLIC WORKS BECLAN (AKA BECLAN PLACE) STORM DRAINAGE NOTES AND BMP DETAILS D P'? "; NED: BAS DATE: 03/01/13 FILE NAME: 12183-C11 DRAWN: TAS CHECKED: BAS SCALE: AS SHOWN FIELD BOOK: PAGE: APPROVED: SHEET: C-11 OF: 25 DIRECTOR OF PUBLIC WORKS