2011-06-29_PERMIT FILE - C1981019A ‎(16)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Section 21 Sedimentation Pond
• Section_Exhibit Name: Exhibit 07 Item 20 Part B -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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31
Weir Width Spillway Elev
(R) (k)
20.00 7,699.50
Pond Results:
Peak Elevation: 7,699.90 R
H'graph Detention Time: 0.06 hrs
Pond Model: CSiRS
Dewater Time: 0.55 days
Trap Efficiency: 52.52
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Caoacity-Discharge Table
•

Elevadon Area

(ac) Capacity

(ac-ft) Discharge

(~) Dewater
Time
(hrs)

.
7,695.00 0.050 0.000 0.000 Top of Sed. Storage
7,695.50 0.058 0.027 0.000
7,696.00 0.066 0.058 0.000
7,696.50 0.074 0.093 0.000
7,697.00 0.084 0.232 0.000
7,697.50 0.093 0.177 0.000
7,698.OD 0.104 0126 D.000
7,698.50 0.114 0.280 0.000
7,699.00 0.126 0.390 O.D00
7,699.50 0.136 0.406 0.000 Spillway #1
7,699.65 0.141 0.427 3.583 13.15
7,699.70 0.143 0.434 5.530 0.10
7,699.75 0.149 0.441 7.718
7,699.80 0.145 0.949 10.135
7,699.85 0.145 0.456 12.789
7,699.90 0.146 0.463 15.766 0.05 Peak Stage
7,700.00 0.198 0.478 21.828
7,700.14 0.150 0.499 31.621
7,700.15 0.150 0.60D 32.347
Detailed Discharge Table

Filename: STSec21Ten24.030807,sc4 Primed 03-09-2007
Exh. 7-20B-35 Revision Date: 3/12/07
RevisionNo.: PR-02