2007-06-01_PERMIT FILE - C1981019A ‎(12)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/1/2007
• Doc Name: Generalized Ditch Design Procedures, Permanent Channels July 2006
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14H
• Media Type: D
• Archive: Yes

SEDCAD 4.0
!`nn.whM 1000 Da...ale 1 CnM.raF
•
Simons/OSM Run No. 18
Material: RiRraD
Trapezoidal Channel

BOftom
s Freeboard
Freeboard Freeboard
Sideslope Slde
lope Slope (%)
Width (ft) Ratio Ratio Mult x
Depth (ft) % of Depth
(VxD) .
20.00 3.0:1 3.0:1 20.0 1.00
Simons/OSM Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 300.00 cfs
Depth: 0.83 ft 1.83 ft
Top Width: 24.96 ft 30.96 ft
Velodty*:
X-Sectlon Area: 18.58 sq ft
Hydraulic Radius: 0.736
Froude Number:
Manning's n*:
Dmin: 7.00 In
D50: 21.00 in
Dmax: 26.25 in
•
•
Velodty and Manning's n calculations may not appty for this method.
SEDCAD Utility Run Printed 05-05-2006
Exh. 7-14H Revision Date: 7/25/06
22 Revision No.: TR-63