HomeMy WebLinkAboutC6_2 Typ Residential LID DetailsOVERFLOW
CONTROL
BACK-UP OVERF
CONTROL TREN(
INFILTRATION)
FOOTPRINT OF
FROM PLANTEI
IiLCM N UU I t I T r.) rIrC L/AIU r-L/A I( I T r.)
PLAN VIEW
BUILDING
DOWNSPOUT
(TYPICAL)
BEEHIVE GRATE
OR EQUIVALENT
(OVERFLOW CONTROL)
Q
0
w
FOR EROSION CONTROL
LU
e
INSTALL 4 SQUARE FEET
OF 3" WASHED ROCK
WALL MAY BE CONSTRUCTED
AROUND DOWNSPOUT
OUT OF VARIOUS MATERIALS
18" COMPOST
LINE PLANTER WITH
AMENDED SOIL
WATERPROOF MEMBRANE
` ;' :.; : ;.Y
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j�/j�/j\
':.:
FILTER FABRIC
(NON —WOVEN) OR 4 PEA
O . \//\//\//\//\//\,
": •:•`
GRAVEL LAY E R
\
`/
FOOTING DRAIN
/ / /
WASHED
\//\/�//
ROCK RESERVOIR
\\/\\/\\\M\ 1\\1 j`
( I N F I LTRATI ON ZON E )
INFILTRATIONSZZ'
6"
AREA FOOTPRINT
Notes:
1. Sized to handle 100 year storm event
2. Soil group B
3. Depth of washed rock reservoir and compost
amended soil may vary to fit site conditions
4. Raingarden area (SF) is the footprint of
infiltration zone
5. Raingardens are sized based on a percentage
of the impervious surface area
Raingarden Sizing Chart (Raingarden sized based on 3.5% of impervious area)
Impervious Surface Area (SF)
25
50
100
250
500
1000
2500
5000
Raingarden Area (SF)
0.88
1.75
3.5
8.75
17.5
35
87.5
175
CROSS SECTION VIEW
TYPICAL LOT RAINGARDEN PLANTER BOX
NTS
R" Tr)P I AYFR (-nngPOST AMENDED SOIL MIX
-O TOP 12" OF UNDISTURBED TOPSOIL)
NOTE:
COMPOST AMENDED SOIL MIX
SHALL BE 50% C33 SAND AND
35% GRADE "A" COMPOST & 15%
LOAMY TOPSOIL
►RTED SOIL BASE
,TYPICAL COMPOST AMENDED SOIL SECTION
NTS
6" PEI
PIPE
JTAINMENT BERM
18" COMPOST
AMENDED
SANDY SOIL
4" LAYER OF
PEA GRAVEL
INFILTRATION ZONE =24"
WASHED ROCK (3/4" — 1-1/2")
AND/OR EXISTING SANDY
GRAVEL SOIL, i > 8" /hr
UINUIJ I UKCSCU JUILJ
CROSS SECTION VIEW
Notes:
1. Sized to handle 100 year storm event
2. Soil group B
3. Depth of washed rock reservoir and compost
amended soil may vary to fit site conditions
4. Raingarden area (SF) is the footprint of
infiltration zone
5. Raingardens are sized based on a percentage
Typical Raingarden Sizing Chart (size based on 3.5% of impervious area)
Impervious Surface Area (SF)
100
500
1000
2500
5000
7500
10000
15000
Raingarden Area (SF)
3.5
17.5
35
87.5
175
262.5
350
525
TYPICAL LOT RAINGARDEN
NTS
6" DEPTH POROUS CONCRETE SURFACE
(PORTLAND CEMENT CONCRETE MIX)
6" DEPTH, 1-1/4" CHIPPED
ROCK
(DRAINAGE "RESERVOIR" BASE COURSE, MIN
15% VOIDS, MIN 10"/HR INFILTRATION RATE)
EXISTING SOIL
MINIMAL COMPACTION(92%±)
TO RETAIN POROSITY AND PERMEABILITY
*NOTE:
, I 1V
a 4" POROUS CONCRETE PAVEMENT MAY BE
>>> >> >>>>>>>>>>>>>>>>>>>>>> USED FOR DRIVEWAYS, PATIOS AND
> > > > > > > > > > > > > > > SIDEWALKS WITHIN LOTS.
> > > > > > > > > > > > > > > > > > > > > > > > > > > >
ENGINEER: M. BUEHRER
DESIGNED BY.- M. BUEHRER DATE.- 5-15-06
DRAWN BY.- R. KOPKA DATE: 5-15-06
CHECKED BY: M. BUEHRER DATE: 5-15-06
PROD. MNGR: M. BUEHRER
PROJ. N0: 445dbg
1 5-07-07 MGS MSB REVISED DETAILS FILE NAME: 445—RPD_LIDetails.dwg
NO. DATE BY APPR. REVISION SCALE: AS SHOWN
GEOTEXTILE
TYPICAL POROUS CONCRETE SECTION
ENGINEERING]
2020 ENGINEERING, INC.
700 DUPONT STREET
POST OFFICE BOX 1621
BELLINGHAM, WA. 98227-1621 USA
P: (360)671-2020
F: (360) 671-0322
www.2020engineering.com
NTS
PAVER EDGE RESTRAINT PER
MANUFACTURERS RECOMMENDATIONS.
a
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A TYPICAL DRIVEWAY SECTION
NTS
PAVER EDGE RESTRAINT PER
MANUFACTURERS RECOMMENDATIONS.
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TYPICAL SIDEWALK OR PATIO SECTION
B NTS
-PAVERS (3%$")
-1" BEDDING SAND
6" (MIN.) COMPACTED DEPTH OF
1 %4" MINUS CRUSHED ROCK BASE
- GEOTEXTILE
COMPACTED SOIL SUBBASE
AND/OR SUBGRADE.
PAVERS (2%")
— 1" BEDDING SAND
— 4" (MIN.) COMPACTED DEPTH OF
1 X" MINUS CRUSHED ROCK
BASE
GEOTEXTILE
COMPACTED SOIL SUBBASE
AND/OR SUBGRADE.
,TYPICAL POROUS PAVER SECTION
y
NTS
PROPERTY LINE
PRESERVED NATIVE
VEGETATION BUFFER,
MINIMIZE
DISTURBANCE FOR
DRIVEWAY
CONSTRTUCTION
LEGEND
STREET AND ALLEY PAVEMENT
(CONCRETE, ASPHALT OPTIONS)
LLLJ
RAINGARDEN
RAINGARDEN PLANTER BOX
POROUS PAVERS (OPTIONAL)
OR POROUS CONCRETE PAVEMENT
COMPOST AMENDED SOIL
�—�
ROOF DRAIN CONNECTION
i�
DOWNWARD SLOPE
ORAIN
BARREL
6 TYPICAL SITE DRAINAGE PLAN
�,:J_ NTS
DISCOVERY BAY GOLF CLUB SHEET:
WeFore
7401 CAPE GEORGE ROAD TYPICAL L.I.D DETAILS C6.2
PORT TOWNSEND, WA 98368
(425)822-5242 RESIDENTIAL LOTS OF
37