PERMFILE121541

• Permit No: C1981018A
• IBM Index Class Name: Permit File
• Doc Date: 5/13/2002
• Doc Name: Sediment Control Design Calculations, old NPDES permit
• Section_Exhibit Name: Illustration 07 through 13
• Media Type: D
• Archive: Yes

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awusaawa~coraraucroaa SITE PREPARATION & DRAINAGE REV. 1
awst ura trtr, utwr STANDARD FORM
RUNOFF & SEDIMENT CALCULATIONS 9/80
SHT. 7 OF 12
DETERMINATION OF SEDIMENT VOLUME, SETTLING VOLUME
AND TOTAL STORAGE VOLUME OF SEDIMENTATION PONDS
PROJECT \VE5~E2s..1 F UELS VES EILAOO /A~r~E ~1G ~'S4/o
JOB NO
.
~p~rn Er-hT /+Ti orJ Po r.+rJ fug G POiC?A L. POND NO. Del
BV uJv~ :~IIZI.'6`-GATE i~ ~ H~ fiy CHECKED BY DATE
7. Ditch Velocity/Design 1JIJEfZ£~o J ~71~U-1E5
A. Ditch Location (SeeSht._and Dwg. ~-'S4(o~L' 101 Tp°~ l04 1
mAp'~ 24- -fH2U Zl
8. Ditch Characteristics .i
soil V C-~4.A55 R~~i R1,(i
1. Manning's No. = D.o3 _ _.____ O.04.
2. Slope= QS IUfJ tG P'¢~; nN UE%'T SF4g E~. ..
3. Ditch cross~section (sketch+dimensions!
~- ~ ( f _ - -- f -- i -- - --i
j ~ I -.
~ ~ _
.~ ~ : ~ ,
of ; I ~ i
I ~ ~ i-
~Q i i '
~ --:-i
____L_-_ Z~ . _ ~ _
1- -
f
i ~
~` 1o'fAL I~EF'1~ aF P~I7cA IS 'D to.3~ ~Zv~NCEC !>P
j ~ "f0 T}4E }.)EAQES'T }1/,~ puuT,
~------. ----~ --- 1 -- -- ~ -- ' - - - - -
C. Design Discharge: ds (See Section 6) CSEE p2Et/iuUS S~IEE7
D. Computed Flow Velocity: St:E UErT 1HE~'f
(based on Olds) _ ~$ A R2/3S7/2) C
Depth D ft
Area A ft.2
Wetted Perimeter Wp h.
Hydraulic Radius R h.
Slope S h. par h.
Flow O ds
Uniform Flow Velocity = O/A h./see.