PERMFILE116419

• Permit No: C1981018
• IBM Index Class Name: Permit File
• Doc Date: 5/13/2002
• Section_Exhibit Name: Illustration 02 through 06
• Media Type: D
• Archive: No

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a~+`K ~ISGa11 ~~dV~871tah ~RC. 4'SF-06
srotweslLa-corwrLLUCSOre SITE PREPARATION & DRAINAGE ~ REV. 1
aws* urg em, trswr STANDARD FORM
RUNOFF & SEDIMENT CALCULATIONS 9/80
SHT. 90F 12
PROJECT

DETERMINATION OF SEDIMENT VOLUME, SETTLING VOLUME
AND TOTAL STORAGE VOLUME OF SEDIMENTATION PONDS
InR NQ
POND NO.
BY DATE _ CHECKED BY DATE
F. Maximum Allowable Velocity
Ditch Lining
Max. Allowable Velocity
Max. Veloeity:_ft./sec. (From pages 7 & el
G. Is Ditch Design O. K.7
H. Culvert Design (Taken From AISI Handbook of Steel Drainage & Highway Construction Products)
fig. 6.19. Inlef Control nomogyraph far Corrugatao steel vipa culverts. TI
turn recommanC kee Ding HW(O to • mealmum of 1.5 eno pre/ere01]
then 1.0.
O
t
1=
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a
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N
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~ 6
LO55 COEFFICIENT K I II
Ice . e
fOR VARIOUS ENTRANCE (pl
^e 6,000 TYRES °~
),ooo
1•• •GO0 ~' EM]ANCE ) e.
i G SG]LE trrE COEFEI[I[Nf .
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Design Dis~harge:_efs
Entrance Type
HW/D Ratio Used
Diameter Required in.
la f ~ a L
1.0 a
HEADWATER DEPTH FOR CORRUGATED STEEL CULVERTS WITH INLET CONTROLLING FLOW
~z
10-80