2007-06-01_PERMIT FILE - C1981019A ‎(14)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/1/2007
• Doc Name: Streeter Gulch Ditch July 2006
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14J
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Simons/OSM Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 2.38 ofs
Depth: 0.05 ft 1.05 ft
Top Width: 12.33 ft 18.33 ft
Velocty*:
X-Section Area: 0.66 sq ft
Hydraulic Radius: 0.054
Froude Number:
Manning's n*:
Dmin: 1.00 in
D50: 3.00 In
Dmax: 3.75 In
Velocity and Manning's n calculations may not apply for this method.
Structure #5 (Rim p Chann~
Southwest Tributary - SWS D
Trapezoidal Riprap Channel Inputs:

Left Right
Bottom FreeboaM Freeboard Freeboard
Sideslope Sideslope Slope (%)
Width (ft)} Ratio RaOO Mult. x
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 7.5 1.00
Riprap Channel Results:
Simons/OSM Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 3.04 ofs i
Depth: 0.06 ft 1.06 ft
Top Width: 12.38 ft 18.38 ft
Velocity*:
X-Section Area: 0.78 sq ft
Hydraulic Radius: 0.063
Froude Number*:
Manning's n*:
Dmin: 1.00 In
D50: 3.00 In
Dmax: 3.75 In
Velocity and Manning's n caculations may not apply for this method.
•
Filename: Streeter Gulch Ditch.sc4 Printed 05-09-2006
Exh. 7-14J Revision Date: 7/25/06
9 Revision No.: TR-63