2010-05-07_PERMIT FILE - C2009087 ‎(31)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2010
• Doc Name: 10 Year, 24 Hour SEDCAD4 Modeling
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.C Addendum 2.05.3-E2.C-1
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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• Structure #5 (Null)
SIIPM 14
Structure #7 (Null)
SIIPM -12 Lower
Structure #9 (Pond)
Pond 004
Pond Inputs:
Initial Pool Elev:
6,948.52 ft
Initial Pool:
4.29 ac -ft
*Sediment Storage:
4.03 ac -ft
Dead Space:
20.00%
*Sediment capacity based on Average Annual R of 10.0 for 650 years)
Emeraencv Soillwa
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
6,950.15 40.00 4.00:1 4.00:1 12.00
•
Straight Pipe
Barrel Barrel
6,948.97 ft
Entrance Tailwater
Barrel
Manning's Spillway
CSTRS
Diameter Length
1.74 days
93.90
Loss Depth
Slope ( %)
n Elev (ft)
(in) (ft)
I
I Coefficient (ft)
8.00 55.00 1.00
0.0190 6,948.17
0.90 0.00
Pond Results:
Peak Elevation:
6,948.97 ft
H'graph Detention Time:
9.04 hrs
Pond Model:
CSTRS
Dewater Time:
Trap Efficiency:
1.74 days
93.90
Dewatering time is calculated from peak stage to lowest spillway
Elevation - Capacity- Discharge Table
0
Filename: Pond 004 TR51_10yr24hr_0909.sc4
TR -51
2.05.3 -E2.0 -1.13
Printed 09 - 03 - 2009
12/09
Revised 09/09