2011-06-29_PERMIT FILE - C1981019A ‎(20)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Section 28 Sedimentation Pond
• Section_Exhibit Name: Exhibit 07 Item 20 Part A -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Elevation
(ft)
Broad-

crested Weir
(cfs) Combined
Total

Discharge

(ds)
8,024.00 0.000 0.000
8,024.50 0.000 D.000
8,024.55 0.000 0.000
8,024.60 0.000 0.000
8,024.65 0.000 0.000
8,024,70 0.000 0.000
8,024.73 0.381 0.381
8,024.75 0.623 0.823
8,024.80 2.329 2.329
8,024.85 4.300 4.300
8,025.00 12.162 12.162
8,025.15 22.343 22.343
Structure #12 (Riorao Channe/)
SEC. 28 DITCH 7
Trapezoidal Riprap Channel Inputs:
Material: RIDrdD
Bottom Left Right Freeboard Freeboard Freeboard
Width ft Sideslope
() Sideslope Slope (Wo)
Depth (R) % of Depth Mult. x
Ratio Ratio (VxD)
12.00 3.0:1 3.0:1 20.0 1.00
Riprap Channel Results:
Simons/OSM Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 157.81 [fs
Depth: 0.65 R 1.65 ft
Top Width: 15.93 R 21.93 ft
Velocity":
X-Section Area: 9.14 sq R
Hydraulic Radius: 0.566 ft
Raude Number*:
Manning's n':
Dmin: 6.00 in
D60: 18.00 in
Dmax: 22.50 in
Velocity and Manning's n calculations may not apply far this method.
Structure #13 (Null)
2~
Filename: STSec2BPMP.010807.sc4 Printed 01-08-2007
Exh.7-20A-96 Revision Date; 1/05/07
Revison No.: PR-02
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