2009-03-19_PERMIT FILE - C1994082 ‎(4)‎

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 3/19/2009
• Doc Name: Pond 012A 25 Year/24 Hour SEDCAD Demonstration
• Section_Exhibit Name: Tab 13 Attachment 13-22C
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
400A -IM7 I Q,4-,.h
Ememencv Spillway
Right Bottom .
:J 9 Spttlway Eley t?) 5{de?lope Slops W,k1tl?:(ft)
7,345.70 15.00 3.00:1 3.00:1 20.E
Dro Inie
Riser:
Riser Height
e
e
Di Barrel Bartel,Slope
pjajr
(gb)
f
h SpONwajr Elev
Marirnng s n : (ft)
f
am
t .{
t)
Lengt
'
{0 _
24.00 4.50 155.00 2.70
24.00 0.0240 7,344.60
Pond Results:
•
•
Peak ElMtlon: 7,345.41 ft
H'graph Detention Time: 0.86 hrs
Pond Model: CSTRS
Dewater Time: 0.71 days
Trap Efficiency: 87.58%
Elevation-Capacity-Discharge _ Table

Elevation
Area
(eC)
Capacity
(ac-ft) Dewater
Discharge Time
(cfs)
7,334.00
0.000
0.000
D.000 Top of Sed. Storage
7,334.50 0.027 0.005 D.000
7,335.00 0.110 0.037 0.000
7,335.50 0.248 0.124 0.000
7,336.00 0.440 0.293 D.000
7,336.50 0.469 0.520 0.000
7,337.00 0.498 0.762 0.000
7,337.50 0.529 1.019 0.000
7,338.00 0.560 1.291 O.ODO
7,338.50 0.584 1.577 0.000
7,339.00 0.609 1.875 0.000
7,339.50 0.634 2.186 0.000
7,340.00 0.660 2.510 0.000
7,340.50 0.687 2.846 0.000
7,341.00 0.714 3.196 0.000
7,341.50 0.742 3.560 0.000
7,342.00 0.770 3.938 0.000
7,342.50 0.797 4.330 0.000
12
Filename: Pond 012A Design TR37 25Yr 24Hr_090112.sc4
Dewat&717g time is calculated from peak stage to lo Kest spIllway
Printed v1-Iz-zuua