2015-09-09_PERMIT FILE - C1981019A ‎(19)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/9/2015
• 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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•
6
Structure Detail;
Structure #8 (Rip~p Channel)
Streeter Gulch Ditch -SWS F
Trapezoidal Riprap Channel Inputs:
Material: RiRraD
Left Right
Bottom Freeboard Freeboard Freeboard
Sideslope Sideslope Sbpe (%)
Width (ft)} Rato Ratio Mult x
Depth (ft) % of Depth
(VxD)
12.00 3.0:1 3.0:1 1.6 1.00
Riprap Channel Results:
Simons/OSM Method -Mild Slope Design
•
w/o Freeboard w/ Freeboard
Design Discharge: 1.94 cfs
Depth: 0.13 ft 1.13 ft
Top Width: 12.76 ft 18.76 ft
Velodty: 1.23 fps
X-Section Area: 1.57 sq ft
Hydraulic Radius: 0.122
Froude Number: 0.62
Manning's n: 0.0377
Dmin: 2.00 In
D50: 9.00 in
Dmax: 12.00 in
Structure #7 (Riprap Channe(~
Southeast Tributary -SWS E
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom Freeboard Freeboard Freeboard
Sldeslope Sldeslope Slope (%)
Width (ft)} Ratio Ratio Mult. x
Depth (ft) % of Depth
~)
12.00 3.0:1 3.0:1 8.2 1.00
Riprap Channel Results:
Filename: Streeter Gulch Ditch.scA Printed 05-09-2006
Exh. 7-14J Revision Date: 7/25/06
8 Revision No.: TR-63