2012-06-20_PERMIT FILE - C2010089A ‎(2)‎

• Permit No: C2010089A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 6/20/2012
• Doc Name: SEDCAD Design Report
• Section_Exhibit Name: Appendix 2.05.3‎(4)‎-2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Structure #1 (Pond)
Pond Inputs:
Structure Detail:
Initial Pool Elev:
5,681.00 ft
Initial Pool:
8.92 ac -ft'.
*Sediment Storage:
0.77 ac -ft
Dead Space:
20.00%
*Sediment capacity based on Average Annual R of 20.0 for 1 year(s)
Drop Inlet
Riser
Riser Height
Barrel Barrel Barrel Slope
Spillway Elev
Diameter
( )
Diameter Length (ft)
9 ( ) ( )
Manning's n
( )
(in)
(in)
H'graph Detention Time:
18.00 10.00
18.00 100.00 2.00
0.0140 5,681.00
Pond Results:
Emergency Spillway
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
5,683.50 14.00 2.00:1 2.00:1 10.00
Dewatering time is calculated from peak stage to lowest spillway
Elevation - Capacity- Discharge Table
Area
Capacity
Discharge Dewater
Peak Elevation:
5,683.43 ft
Time
H'graph Detention Time:
3.83 hrs
(ac -ft)
(cfs) (hrs)
Pond Model:
CSTRS
0.000
0.000 Top of Sed. Storage
Dewater Time:
1.16 days
0.745
0.000
Trap Efficiency:
77.85%11
1.541
Dewatering time is calculated from peak stage to lowest spillway
Elevation - Capacity- Discharge Table
Filename: NewHorizon Pond 01.sc4 Printed 01 -05 -2012
Area
Capacity
Discharge Dewater
Elevation
Time
(ac)
(ac -ft)
(cfs) (hrs)
5,676.02
1.515
0.000
0.000 Top of Sed. Storage
5,676.50
1.565
0.745
0.000
5,677.00
1.618
1.541
0.000
5,677.50
1.672
2.364
0.000
5,678.00
1.727
3.214
0.000
5,678.50
1.783
4.091
0.000
5,679.00
1.839
4.997
0.000
Filename: NewHorizon Pond 01.sc4 Printed 01 -05 -2012