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
22
w/o Freeboard w/ Freeboard
Manning's n*:
Dmin: 2.00 in
050: 6.00 in
Dmax: 7.50 in
Velocity and Manning's n calculations may not apply for this methotl.
Structure #8 (Pond)
SEC. 21 STOCKPOND 1
Pond Inputs:
Initial Pool Elev: 7,699.50 ft
Initial Pool: 0.41 ac-R
Broad-crested Weir
Weir Width Spillway Elev
(k) (R)
20.00 7,699.50
Pond Results:
Peak Elevation: 7,700.16 R
Dewater Time: 0.56 days
Dewatecing time is ca/culated from peak stage In /owestspil/way
Elevation-Caoacitv-Discharoe Table

Elevation Area

(ac) Capacity

(ac-k) Discharge

(ds) Dewater
Time
(hrs)
7,695.00 0.050 0.000 0.000
7,695.50 0.056 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 0.132 0.000
7,697.50 0.093 0.177 0.000
7,698.00 0.104 0.226 0.000
7,698.50 0.114 0.280 0.000
7,699.00 0.126 0.340 0.000
7,699.50 0.136 0.406 0.000 Spillway #1
7,699.65 0.141 0.427 3.583 11.35
7,699.70 0.143 0.434 5.530 0.80
7,699.75 0.144 0.441 7,718 0.35
7,699.80 0.145 0.449 10.135 0.35
7,699.85 0.145 0.456 12.789 0.50
Filename: STSec2l Hundred24.010807.srA Printed 01-08-2007
Exh. 7-20B-76 Revision Date: I/OS/07
Revison No.: PR-02