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PER STRUCTURAL DRAWINGS
PNNFASNIuiiD LANCR
N.NaoeaRAaxa
NOUT IS IN
TE PAVED
2' SQUARE LTHICKENED
, PROVIDE
EDGE &
FINISHED GRADE
ONCRETE
SLOPE TO DRAIN
AWAY FROM BUILDING
PROPOSED GRADE ROOF DRAIN PER PLAN
STANDARD LOCKING MH FRAME &
COVER SEE KCRS DWG NO 2-022
HIC
PER PLAN
W W
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12"0 D.I. PIPE
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FRAME LOCKING LID (MARKED
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Fors ACCESSSlA�NiD STEPS
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b STEP
TT FLAT SLAD TOP
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CONCRETE
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COMPACTED PIPE BEDDING
FIBER JOINT FILLER��j'v
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po �� o��pOo �
CAST IRON COVER AND RING
p� . ��� / / /�
_FOOTING DRAIN"////TOP
MARKED
COMPACTED 45' BEND "FDCO" FOR FOOTING DRAINS
o �0 SHALL BE
.
A MIN OF 4"SUBGRADE
MAINTAIN I" GAP GAI
B OEEN
P OF
"SDCO" FOR STORM LINES
\�/\ \ \ \\/i\/i\ \ \
o - i/ /j\
c \i\BELOW TOP OF
TRIOIERE PLIABLE
"SSCO" FOR SANITARY SEWER
\FOOTING
,a -
LUDE DIRT
36° CMP RISER4e-
ECCENTRIC CONE SECTIONDIA
PER PLAN
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54�•„�T��
VARIES
REMOVABLE CAP
A�
BUILDING FOOTING &WALLFLOW
S 12" OC
PER STRUCTURAL DRAWINGS. ti \\
RISER, 36' DIAM MIN, SAME
- -
COMPACT GRAVEL L FOR
MATERIAL & GAGE AS TANKDRAINS
T 0.13. SHALL
PER WSDOT 0.1
WELDED OR FUSED TO TANKBE
PLAN FOR DIA
FOOTI)
PLACED TO TOP OF FOOTING
DO NOT DISTURB FOOTING FOOTING DRAIN PLACED LEVEL OR
PLANSEE STEPS
�l
NSTALLINGOFOOTINGNE NDRAIN WITH POSITIVE SLOPE TO OUTLET
nvonewxo°FewR',rm 4pxeNeaRnoDR �: 1� �s
CIRCULAR ADJUSTMENT SECTION
NECTAN000IR ADJUSTMENT SECTION
1.0 AeanemW,b�e.eerea arebN, ware-1, hwnga
DETENTION TANK
remirevre area of 0.12 se°ere in b . ae, turn re.v be °sad
for ealu-n!..°deR..
I44IE5 SECTION
1. USE ADJUSTING BLOCKS AS REQUIRED TO BRING FRAME TO GUIDE.
STD. Platy - 204.80
^ PUBLIC WORKS
MISCELLANEOUS DETAILS FOR
2. ALL MATERIALS TO BE ALUMINUM OR GALVANIZED AND ASPHALT COATED (TREATMENT 1 OR BETTER).
DEPARTMENT
DRAINAGE STRUCTURES
3. MUST BE LOCATED FOR ACCESS BY MAINTENANCE VEHICLES.
MARCH 20D8
4. MAY SUBSTITUTE WSDOT SPECIAL TYPE N MANHOLE (RCP ONLY).
5. ACCESS RISERS SHALL BE LOCATED A MAXIMUM OF 50' FROM EITHER END OF DETENTION TANK
MS
NTS
MS
AND A MAXIMUM OF 100' OC BETWEEN RISERS. NTS
COR STD PLAN 204,60 - MISCELLANEOUS DRAINAGE DETAILS
CLEAN -OUT TO GRADE 2
FOOTING DRAIN 3
DETENTION TANK ACCESS DETAIL
s ' Av "A"° ° "" �"' """"
CONSTRUCTION SEQUENCE FOR BIORETENTION AREA
SOLID COVER
RIM EL 349.4
UPPER OMITS OF BIOR N 1. INSTALL TEMPORARY SEDIMENT CONTROL BAPS AS SHOWN ON PLAN.
SOIL PER LA DWGS OR 1.5' 1.5' MIN
r
BOTTI)M LIARS OF BIORETENTION AREA
AS DENOTED ON PUN WITH DARK
RI PLANTINGS PER OUNE AND BIORETENTION AREA HATCH 2. COMPLETE SITE GRADING. PROVIDE PROTECTION SO THAT DRAINAGE IS PROHIBITED FROM ENTERING
PIPE SUPPORTS (2 MIN.):
LA Dwcs BIORETENTION CONSTRUCTION AREA.
UPPER LIMITS OF BIORETENTON
3" x .090" ALUMINUM W/ •- I ^
SOIL PER LA DWGS OR 1.5' MIN
3. SITE STABILIZATION TO BE COMPLETE PRIOR TO INSTALLATION OF BIORETENTION AREA,
5/8" STAINLESS BOLTS -
BIORETENTION AREAS THAT WERE USED AS TEMPORARY SEDIMENT TRAPS SHOULD BE EXCAVATED 6
6" PONDING
.. a RRaDme° .mxr nueR I-) I
INCHES BELOW THE BOTTOM OF THE SEDIMENT TRAP PRIOR TO CONSTRUCTION OF BIORETENTION
DEPTH
MWS
_ ae:
a v
✓ N'7 A N �,y, AREA.
N
EL 346.0 -
- - - - -
A
' LLEvnnoN AT TOP of 4. EXCAVATE BIORETENTION AREA TO PROPOSED DEPTH AND SCARIFY THE TOP 3"-4" OF EXISTING
W�
3" TOP MULCH LAYER MULCH LAYER (PER PLAN) SOIL SURFACES. DO NOT COMPACT NATIVE SUBGRADE.
PLAN NEW
\ 1 BOTTOM OF BIORETENTION
AREA SHOULD BE LEVEL
WITH No SLOPE 5. BACKFlLL BIORETENTION AREA WITH BIORETENTION SOIL MIX AND AGGREGATE MATERIAL. OVERFILLING
IS RECOMMENDED TO ACCOUNT FOR SETTLEMENT. LIGHT HAND TAMPING IS ACCEPTABLE IF
8" SHEAR
GATE
�•
DO NOT COMPACT SUBGRADE WITHIN NECESSARY.
18" DEPTH BIORETENnON SOIL MIX A BIORETENTION BOTTOM AREA. SCARIFY
8" OUTLET PIPE 8" INLET PIPE
IE 343.8
• O.ae)
REQUIRED UNDER FULL EXTENT OF UPPER 3-4" PRIOR TO PLACEMENT OF
BIORETENTION BOTTOM AREA 6. BIORETENTION SOIL MIX SHALL CONSIST OF THE FOLLOWING:
AGGREGATE MATERIAL
IE 343.8
e
/,.R T„°veew,egur,a�eor,v.
. Y xa.ow.r
Renton Table 6.8.1.
12" DEPTH CITY OF OVERFLOW DRAIN - NYOPLAST 12' ROUND DRAIN
MINERAL AGGREGATE REQUIRED UNDER FULL BASIN OR APPROVED EQUAL W LOCKING -AGGREGATE TO COMPOST RATIO:
EI(IEM OF BIORETENTION BOTTOM AREA /
2.0' M
-
DUCTILE IRON DOMED GRATE. 60% MINERAL AGGREGATE (WITH LESS THAN 5% FINES),
RIM SHALL BE 6" ABOVE BIORETENTION BOTTOM 40% COMPOST (MEET REQUIREMENTS IN WAC 173-350-220)
.•
(TOP OF MULCH LAYER) - TOTAL BIORETENTION SOIL MIX ORGANIC CONTENT SHALL BE 4-8% (BY DRY WEIGHT)
RESTRICTOR PLATE WITH
ADneocxr:crxv_xer,xnugm
- BIORETENTION SOIL DEPTH SHALL BE A MINIMUM OF 18-INCHES
- 2.125"0 ORIFICE
7. PRESOAK THE PLANTING SOIL PRIOR TO PLANTING VEGETATION TO AID IN SETTLEMENT.
2.0' M FRAME &POLYPROPYLENE
BOTTOM UMII'S OF BIORETENTION AREA
j LADDER OR STEPS OFFSET.
-.
AS DENOTED ON PLAN WITH DARK 8. COMPLETE FINAL GRADING TO ACHIEVE PROPOSED DESIGN ELEVATIONS. LEAVE SPACE FOR UPPER
y - _
OUTUNE AND BIORETENTION AREA HATCH LAYER OF MULCH AS SPECIFIED ON PLANS.
/
UPPER LIMITS OF BIORE N UPPER UNITS OF
_- F_
I.
SOIL PER LA DWGS OR I. MIN eIORETENTION SOIL PER LA g PLANT VEGETATION ACCORDING TO PLANTING PLAN.
DWGS OR 1.5' MIN
i
GENERA NOTES -
O
- -
10. MULCH AND INSTALL EROSION PROTECTION AT SURFACE FLOW ENTRANCES WHERE NECESSARY
6" PONDING
54"
NNaA N.ES aeeiDn lemfedlilRb the mlaAl ��
ofacemRDRS in with mninal dames -
3 V)UM DEPTH " .w M�' UNTIL ENTIRE SITE IS STABILIZED. MULCH MUST BE WOOD CHIPS CONSISTING OF SHREDDED OR
n �.A- aH L'� CHIPPED HARDWOOD. MULCH SHOULD NOT CONTAIN WEED SEEDS, GRASS CLIPPINGS, LARGE
of the am
-- _--- AND
SD #4
2 Theexpanelon johte o/the ���/ _
CHUNKS OF BARK.
- 3" TOP MULCH LAYER TC sHnu ee xeNoavao nxTO ReacEPO At�ixe c°xmnct°aIF sexsex
L
tl1a°ent sidewalk shall /{ �.t I
beedNuMedm6em
Ilne wlth these wde 'T
/i 11. CONTRACTOR IS /� ,,SS �S
�� DO NOT COMPACT SUBGRADE WITHIN Rom_ (OOQ
expenalon N°Inls / I Ia I
_
BIORETENTION BOTTOM AREA 1, VV V
SCARIFY UPPER 3-4" PRIOR TO
PLACEMENT OF AGGREGATE MATERIAL IN COMPLIANCE WITH CITY OF RENTON STANDARDS
NOTES:
�' is roc `JE.
ENLL SOIL MIX
18'RE DEPTH UNORNDER
REQUIRED UNDER FULL EXTEM OF
1. FRAME LADDER AND STEPS OFFSET:
a. CLEAN OUT IS VISIBLE FROM TOP
BIORETENTION BOTTOM AREA
DEVELOPMENT ENGINEERING
12" DEPTH NPE-26 MINERPL
, PuB1ac WORKS
OEPAATMENT
CEMENT CONCRETE CURD
INSTALLATION AT
!!1'D. FIaN - 301.1
PRO D,
b. CLIMB DOWN SPACE IS CLEAR OF RISER
c. MH OPENING SHALL NOT BE PLACED DIRECTLY OVER THE TOP OF INLET PIPE
AGGREGATE REQUIRED UNDER FULL
EXTENT OF BIORETENTION BOTTOM Ann Fowler 07/13/2017
AREA
TS1
CATCH BASINS
NTS SURFACE WATER UTILITY
COR STLAN 101.1 - CURB INSTALL AT CATCH BASINS
FLOW CONTROL STRUCTURE (FCS)ND
5
SECTION A -A BIO RETENTION AREA / rstraka 07/1412,117 '
41E J. Tp ADDENDUM 3 4
ev+^sa�,9
28 17
5 17
Rik1IX
� 1"=20'
°N""
' o�
. CITY OF
RENTON
SUNSET COURT APARTMENTS
-n`^� HARRINGTON AVE NE
5/5/2017
932 First Ave
suite 201
Seattle, WA 98101
mmm,
ADDENDUM 4 5
N � P' c'bx T 2 PERMIT REVISIONS 5
_ CONFORMED SET 5
5 17
N.aN, UP
19 17
SwP
I � I
29 17
P.206J25.1211
a a 4 PERMIT REVISIONS 6
e
RENTON, WA 98056
f. 206.973.5344
e FINAL PERMIT SET 7
Fss
DATUM
Planning/Building/Public Works Dept.
13 17
-
Z
C2.3
DATE
APPR
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ALCM
2p7 NO. REVISION BY
S F 0R0N
DRAINAGE DETAILS
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