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DooUSign Envelope ID: 6EECF5B6-602 4E4A-B436-A317AA638878
2tl MAC (RECOMMENDED) �J 12' MIN VENTILATION PIPES AT CORNERS"P.)
( ACCESS COVER COALESCING PLATE RACK
I OVER INLET ACCESS COVER
OVER OUTLET
OLADDER (TTP.1
$XUi OFF VPLVE W /RISER
AND VALVE BOX
WRET PIPSIR 'MIN)
INLET PIPE
SRE MIN) SEE NOTE 5 DYP,)
SEE NOTE 5 ACCESS DOOR ALLOWING REMOVAL OF
HIGH FLOW ON PLATE PACK OR PROVIDE FULL LENGTH
BYPASS REMOVABLE COVERS ACROSS ENTIRE CELL
PLAN
VARIES CAN BE CONSTRUCTED
T IN. COVER ON GRADE WRHOUT RISERS)
mq
ECTEE
SEE NOTE S(IYP.)
6-MIN.
WATER QUALITY 12'MIN. T
AMR SURFACE 1
Xi MAX. 12' 1
T �f� SEENOTE5(lW)
SCENE RCEO MIN COALESCING I OIL RETAINING
INLETPIFE PLATE RACK BAFFLE(SA INJ
0
RE —r GMVITV DRAIN
MIN. 1R'MIN.
S'MIN.
VOMINIME O'MIM
(L2 RECOMMENDED) IV6 RECOMMENDED)
INLETWEIR30LIDS
RETAININGBAFFLE
OR WINDOW WALL
L
SECTION
NOTES:
L THIS DETAIL IS A SCHEMATIC REPRESENTATION ONLY. ACTUAL CONFIGURATION WILL VARY DEPENDING ON SPECIFIC
SITE CONSTRAINTS AND APPLICABLE DESIGN CRITERIA
2. GRAVITY DRAIN SHALL BE AT LEAST B INCH MINIMUM DIAMETER AND SHALL BE CONTROLLED BY A VALVE. USE OF
SHEAR GATE IS ALLOWED ONLY AT THE INLET OF A PIPE LOCATED WITHIN AN APPROVED STRUCTURE.
3. ACCESS TO EACH COMPARTMENT IS REWIRED, ON EACH END. AND EVERY SO FEET MINIMUM.
4. VAULTS PROVIDING MANHOLE ACCESS AT 12 FOOT SPACING NEED NOT PROVIDE CORNER VENTILATION PIPES.
VENTILATION PIPES SH L BE CAPPED OR OTHERWISE COVERED. BUT DESIGNED SO THAT MAINTENANCE PERSONNEL
CAN REMOVE FOR VENTILATION.
5. WHEN CONNECTING TO A NEW PIPE, USE A FLEXIBLE CONNECTOR)KOR-N-SEAL BOOT WITH CORRUGATED PIPE
ADAPTER OR APPROVED EQUAL) WHEN CONNECTING TO AN EXISTING PIPE. USE A FABRICATED SAND COLLAR OF THE
SAME MATERIAL AS THE CONNECTING PIPE.
6. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS.
UNIESS OTHERWISE NOTED, SPANNING IS NOTTO SLLLEINR)
STD. PLAN - 240.10
PUBLIC WORKS COALESCING PLATE OIL / WATER
DEPARTMENT GAZ 9/28/2018
SEPARATOR
DATE
If
ll
II
Ir
F11
iL
Ji
EI
II
FOREBI
II
� AFTERBAY
11
:45 AM
OIL WATER SEPARATOR STRUCTURE
DETAIL
SCALE: 1" = 1' 1C7.08
DESCRIPTION
STRUCTURE ID
OWS(1-1)
LOADING CRITERIA
LOAD LEVEL 6
STRUCTURE LENGTH (FT)
11.17'
STRUCTURE WIDTH (FT)
5.67'
RIM ELEVATION
30.33'
INLET PIPE SIZE (IN)
8.00"
INLET PIPE INVERT ELEVATION
27.90'
OUTLET PIPE SIZE (IN)
8.00"
OUTLET PIPE INVERT ELEVATION
27.57'
15 - MIN OFF-LINE WQ FLOWRATE (CFS)
0.032
100 - YEAR PEAK FLOWRATE (CFS)
0.231
o METRO TRANSIT CAPITAL DIVISION
60 /o SUBMITTAL 7 �SSOF g13 9� ,JGREEN P. RAPIDRIDE I LINE NOVEMBER2021
# I ISaco s "= HJOHNSON �King County
CHECKED � PRQIECTND: METRO RENTON SEGMENT DRAWING NO'.
Q K
90 FRFc51ESLEOOd4'W J.ETULAIN E06566E18 DRAINAGE DETAILS 1DRD.07
ND. RE'dGlGv BY AFRO DATE sy./oNpL BW CHECKED CONTRACTING 7 OF
sxFEixO: of
METRO PROJECT ENGINEER C;DD0C0XX 236 XXXX
R-4214236