HomeMy WebLinkAbout236.00wall flange
(typical) -III— III III —III III
-VIII o III III II e III III III o I' �-III.
6" min. 1
DESIGN W.S. -
flow
flow i�
restrictor
handholds, o o
steps or ladder see
0 6"sediment o flow
12"T_� storage o
12"�
L2m
min. e capacity of outlet pipe
not less than developed
100 - yr design flow
in.
SECTION A -A
NTS 4'minimum
NOTES:
1. All metal parts must be corrosion resistant. Steel parts must be galvanized and
asphalt coated (Treatment 1 or better).
2. Provide water stop at all cast -in-place construction joints.
Preceast vaults shall have approved rubber gasket system.
3. Vaults <10' wide must use removable lids.
4. Prefabricated vault sections may require structural modifications
to support 5'x 10' opening over main vault. Alternatively, access
can be provided via a side vestibule as shown.
5. All vault areas must be within 50' of an access point.
6. For vaults under roadways, the removable panel must be located outside the travel lanes.
Alternatively, multiple standard locking manhole covers may be provided. Spacing of manhole
covers shall be 12 feet, measured on center, to facilitate removal of sediment. Ladders and
hand -holds need only be provided at the outlet pipe and inlet pipe,
+ + PUBLIC WORKS TYPICAL DETENTION VAULT STD. PLAN — 236.00
DEPARTMENT
MARCH 2008
outlet pipe
�----------
— SII
I
a------
�'�
III
flow,
5%
I
A
MIT,
I
flow
A
5%
I
L
I
I
I
I
I
I
5'x 10' opening
I I
I
for vaults 2000 sf
I
I
or greater floor area
I
optional I
I PLAN VIEW
I
5' x 10' access vault I
I NTS
may be used in
lieu of top access
frames, grates and round solid covers
marked "DRAIN" with locking bolts.
wall flange
(typical) -III— III III —III III
-VIII o III III II e III III III o I' �-III.
6" min. 1
DESIGN W.S. -
flow
flow i�
restrictor
handholds, o o
steps or ladder see
0 6"sediment o flow
12"T_� storage o
12"�
L2m
min. e capacity of outlet pipe
not less than developed
100 - yr design flow
in.
SECTION A -A
NTS 4'minimum
NOTES:
1. All metal parts must be corrosion resistant. Steel parts must be galvanized and
asphalt coated (Treatment 1 or better).
2. Provide water stop at all cast -in-place construction joints.
Preceast vaults shall have approved rubber gasket system.
3. Vaults <10' wide must use removable lids.
4. Prefabricated vault sections may require structural modifications
to support 5'x 10' opening over main vault. Alternatively, access
can be provided via a side vestibule as shown.
5. All vault areas must be within 50' of an access point.
6. For vaults under roadways, the removable panel must be located outside the travel lanes.
Alternatively, multiple standard locking manhole covers may be provided. Spacing of manhole
covers shall be 12 feet, measured on center, to facilitate removal of sediment. Ladders and
hand -holds need only be provided at the outlet pipe and inlet pipe,
+ + PUBLIC WORKS TYPICAL DETENTION VAULT STD. PLAN — 236.00
DEPARTMENT
MARCH 2008