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HomeMy WebLinkAboutAPPROVED_storm and sewer plan_P_ADU - LAM 2022_20230829_V5.pdfADDITIONAL DRAWING NOTES: ❑A 9' x 20' PARKING AREA FOR ADU - IMPERVIOUS SURFACE © SPLASH BLOCK PER FIG. C-2.14 OF 2022 RSDM © 3" DOWNSPOUT D ADD 6" CLEANOUT PER C.0.R.STD DETAIL 403.1 E 4 FT WIDE NEW SIDEWALK - IMPERVIOUS SURFACE ❑F ADD TPZ FENCE PER DETAIL 1 ON SHEET A-0.1 Q SEWER M.H. ! DATUM EL. 456.3' 1 I L. 456.7 EXISTING 12' WIDE GATE 1 \� PARCEL: PROPOSED: PARCEL NO.: #00870-0061 ADU FLOOR AREA: 997 SF PARCEL SIZE: EXISTING BUILDING - 12,750 SF EXISTING & ADU 2,417 SF FOOTPRINT. EXISTING LOT COVERAGE - 1,420 SF FLOOR AREA RATIO EXISTING & ADU: 19% 1,420112,750 = EXISTING FLOOR AREA RATIO: 11 % EXISTING 6' HT CEDAR FENCE LOCATED ON PROPERTY LINE, SHOWN OFFSET FOR CLARITY, TYP - LION C EL. 456.3 NEW 3' WIDE CONCRETE SIC 456 CV REM EM VE N (N) 4" MIN. SIDE EXIS ING W /SEWER �� ADU �/ ST AGEv SHD /_ � � --SS _ _ FIN. FLR 456.500 M SS \ E — — cM — SS 50' o I 456� 2/o MIN 45 SLOPE Og \ Z N \ aWO 0\ 'CP 455 W EXISTING 6 FT FENCE TO �J \ REMAIN \ \ 454 , \ PARKING FOR EXISTING RESIDENCE /- EP — EXISTING FIRE I HYDRANT X CL,uj ( )SITE PLAN W 1 W 1" = 20'-0" CD PROPERTY LIN FOG LINE \ Al e '- EXISTING HOME SE 166TH ST > 30' ADJACENT RESIDENT STRUCTURE NEW CONCRETE PATIO EXISTING 4' HT CHAIN LINK FENCING EXISTING 9"0 MONKEY 454 -� \ e TWO EXISTING 11"0 ALDE O� F An.IACENT RESIDENT 16' STRUCTURE EXISTING 8"0 DOGWOOD EXISTING 4' HT CEDAR FENCING EL. 451.5 EXISTING TREES TO REMAIN IMPERVIOUS SURFACE AREA: BUILDING: 1,420 SF PARKING DRIVEWAY 225 SF CONCRETE WALKWAY: 60 SF 1,705 SF PROPOSED ADU BUILDING: 997 SF PARKING: 180 SF WALKWAY: 240 SF ENTRY PORCH & PATIO: 225 SF 1,642 SF TOTAL IMPERVIOUS AREA = 3,347 SF TREE CREDIT CALCULATION TREE EXISTING TREES TREE TREE SIZE CREDITS I CREDITS New small species tree 0.25 New medium species tree 1 New large species tree 2 Preserved tree 6 — 9 caliper 4 1-8' Dogwood: 16 inches 1-9" Monkey Puzzle Pine; 2-8- Japanese Maple Preserved tree 10 — 12 caliper 5 2-1 1" Aid or 10 inches Preserved tree 12 —15 caliper 9 inches Preserved tree 16 — 18 caliper T inches Preserved tree 19-21 caliper 8 inches Preserved tree 22 — 24 caliper 9 inches Preserved tree 25 — 28 caliper 10 inches Total Credits 26.00 60' TO OPPOSITE SIDE OF STREET CURB N A) 0' 5' 10, 20' LEGEND E ELECTRIC POWER/COMM FEEDER -UNDERGROUND SS SEWER LINE W 3/4" DOMESTIC WATER EXTENSION ----- D----- YARD DRAIN FENCE OWNER/APPLICANT: MARK LAM & CAO JIAXUAN 10730 SE 166TH Renton, WA 98055 CONSULTANTS: JOSHUA REYNEVELD AIA, PE 421 Prospect St Seattle, WA 98109 z O I LU U z LU U) Lf� 0 _ 00 00 CO >Q Lu L.L L Z C � 0 G CO Z Q ow # Description Date 1 Reponse to 10/20/ City comments 2022 3 Code Review 5/30/ Responses I2023 Date: 9/13/2022 DESIGN DRAWING BUILDING DIVISION P R220002$oA- O . O REVISION B22004931 Receives ' n727:202] Iwalker Scale: AS INDICATED TREE PROTECTION ZONE (TPZ) FENCE DETAIL PROTECTION MEASURES DURING CONSTRUCTION: 1. Chain link fencing is required around the drip line of trees required to be retained, or around required tree protection tracts/easements. 2. The fence shall be a minimum of 6-feet high. 3. Steel posts shall be driven at a depth to ensure the fence remains in an upright position for the duration of the development. 4. Tree protection sign,g,,hall bepl... d at intervals of no oethan 20-feet along the entire fence. See link below J forsignage specifications. 4 5. Storage, fill, excavation, earth compaction, or dumping of liquids or materials is prohibited in fenced area. 6. Utilities or impervious surface installation is prohibited REQUIRED , within the tree drip line. SIGNAGE 7. Grade changes are prohibited within the tree drip line. S. Removal of the existing vegetation within the drip line of protected trees is prohibited. 9. All areas within the required fencing shall be covered enly with a minimum of 3-inches of bark mulch, except areasin where mulch will adversely affect protected ground cover plants. 10. For protected trees subject to a land use decision, the applicant shall retain an ISA certified arborist or ASCA certified consultant to supervise fence installation, DRIVEN mon itor tree health, andp—etrees. STEELPOSTS Planning Division LINKTOREQUIRED Ok .,,iylO Renton O Rem n,wn98057wa1 TREE PROTECTION _-43a72001 w SIGNAGE: f].. TREE PROTECTION ZONE FENCE DETAIL NTS 11 FIGURE C.2.1.A SCHEMATIC REPRESENTATION OF A TYPICAL SPLASH BLOCK HOUSE SPLASH BLOCK SIDE VIEW NTS �3) SPLASH BLOCK DETAIL NTS X LU N C0 W LU rn o>xlr SH• L� 'SENER' III r sA aka• SdG (ALIEN Y.fr1 G �� Si'.r• �W011t111 _ ]It' I� r-eJY •1.....-� 1" p I RI1� T 9fr ¢¢,S il•Iry• � 0'� `A OVER �� a5-fllgl 3Ffr0 7QU& • rwlr " r rl.z 1 �t „ SP.. MANIC `"�16 HWi Pao au & A5 SPE�u a, 1 1—al, 2 6" CLEANOUT FOR SANITARY SEWER MAIN NTS OWNER/APPLICANT: MARK LAM & CAO JIAXUAN 10730 SE 166TH Renton, WA 98055 CONSULTANTS: Mo. JOSHUA REYNEVELD AIA, PE 421 Prospect St Seattle, WA 98109 jreyneveld@icloud.com 206.902.6347 Z O r) 0 Q LU U Z L0 LU Lr) 00 W w Z O O 2 CO O W J � � # Description Date 1 Reponse to 10/20/ City comments 2022 3 Code Review 5/30/ Responses 2023 5 Code Review 8/15/ Responses 2023 Date: 9/13/2022 DESIGN DRAWING A-0.1 Scale: AS INDICATED