2012-06-08_PERMIT FILE - C2009087 ‎(10)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 6/8/2012
• Doc Name: Pond 002 25yr/24ht Storm Event
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.A Addendum 2.05.3-E2.A-2
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
r,-,,inh+ iaaA -,)nlf) Damnh i
Pond Results:
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
6,655.00 25.00 3.00:1 3.00:1 10.00
Peak Elevation:
6,654.77 ft
Kgraph Detention Time:
0.57 hrs;
Pond Model:
CSTRS
Dewater Time:
0.67 days
Trap Efficiency:
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
*Designates time(s) to dewater have been extrapolated beyond the 50 hour hydrcgraph limit.
Tio,
Filename: 25 year Event Pond 002.sc4 Printed 05-23-2012
Area
Capacity
Discharge
Dewater
Time
Elevation
(ac)
(ac-ft)
(cfs)
(hrs)
6,648.32
0.694
0.000
0.000
Top of Sed. Storage
6,648.70
0,711
0.264
0.000
6,649.20
0.733
0.625
0.000
6,649.70
0.756
0.997
0.000
6,650.00
0.770
1.226
0.000
6,650.20
0.780
1.381
0.000
6,650.70
0.804
1.777
0.000
6,651.20
0.829
2.186
0.000
6,651.70
0.855
2.607
0.000
6,652.00
0.870
2.865
0.000
6,652.20
0.881
3.040
0.000
6,652.70
0.908
3.487
0.000
6,653.00
0.924
3.762
0.000
6,653.20
0.935
3.948
0.000
6,653.70
0.963
4.423
0.000
6,654.00
0.980
4.714
0,000
Spillway #1
6,654.20
1.001
4.912
2.617
0.92*
6,654.70
1.055
5.426
17.118
14.95
6,654.77
1.063
5.504
20.056
0.25 Peak Stage
6,655.00
1.088
5.747
29.217
Spillway #2
6,655.20
1,110
5.967
40.892
6,655.70
1.166
6.536
56.988
6,656.00
1.200
6.890
73.585
*Designates time(s) to dewater have been extrapolated beyond the 50 hour hydrcgraph limit.
Tio,
Filename: 25 year Event Pond 002.sc4 Printed 05-23-2012