2009-10-06_PERMIT FILE - C1980005 ‎(15)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 10/6/2009
• Doc Name: 10 Year 24 Hour SEDCAD4 Modeling
• Section_Exhibit Name: Tab 07 Appendix 7-6f.3 Addendum 7-6f.3A
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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11
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
7,016.90 20.00 3.00:1 3.00:1 20.00
Pond Results:
Peak Elevation: 7,016.11
H'graph Detention Time: 12.07 hrs
Pond Model: CSTRS
Dewater Time: 1.59 days
Trap Efficiency: 96.96%
Dewatenng time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
0

Elevation Area

(ac) Capacity

(ac-ft) Discharge

(cfs) Dewater
Time
(hrs)
7,013.29 1.624 0.000 0.000 Top of Sed. Storage
7,013.50 1.663 0.341 0.000
7,014.00 1.758 1.196 0.000
7,014.50 1.851 2.098 0.000
7,015.00 1.946 3.047 0.000
7,015.30 2.004 3.639 0.000 Spillway #1
7,015.36 2.016 3.760 0.268 5.44*
7,015.50 2.043 4.044 0.352 9.78*
7,016.00 2.140 5.090 0.675 18.75*
7,016.11 2.162 5.326 0.770 4.15 Peak Stage
7,016.50 2.239 6.185 1.114
7,016.80 2.300 6.865 1.249
7,016.90 2.320 7.096 1.293 Spillway #2
7,017.00 2.340 7.330 4.590
7,017.50 2.444 8.526 21.055
7,018.00 2.550 9.774 60.922
7,018.50 2.657 11.076 118.839
7,019.00 2.766 12.431 195.367
7,019.50 2.949 13.860 288.674
7,020.00 3.137 15.381 398.947
Vesignates time(s) to dewater have been extrapolated beyond the 50 hour hydrograph limit.
Detailed Discharge Table

Filename: Pond 008 TR51_10yr24hr_0909.sc4
Printed 09-03-2009
TR-51 7-6f.3A-1 1 Rovioed ()9'()9