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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
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--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
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# 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
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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
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# 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