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

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: East Taylor Ditch July 2006
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14I
• Media Type: D
• Archive: Yes

•
SEDCAD 4 for Windows
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Structure Detail;
Structure #1 (& rap Channel)
upper portion of e taylor ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right Freeboard Freeboard Freeboard
Width
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Bottom
Sideslope Sideslope Slope ( %)
Mult. x
(ft)
Ratio Ratio
D
Depth (ft) % of Depth (VxD)
12.00 3.0:1 3.0:1 8.3
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Structure #2 (Vegetated Channel)
middle portion of e taylor ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
5
0 Filename: East Taylor Ditch 1024.sc4 Printed 12 -12 -2010
Exh. 7 -14I -7 Revision Date: 12/31/10
Revision No.: TR -81
w/o Freeboard w/ Freeboard
Design Discharge:
35.13 cfs
Depth:
0.31 ft 1.31 ft
Top Width:
13.86 ft 19.86 ft
Velocity*:
X- Section Area:
4.00 sq ft
Hydraulic Radius:
0.287 ft
Froude Number *:
Manning's n *:
Dmin:
2.00 in
D50:
6.00 in
Dmax:
7.50 in
Velocity and Manning's n calculations may not apply for this method.
Structure #2 (Vegetated Channel)
middle portion of e taylor ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
5
0 Filename: East Taylor Ditch 1024.sc4 Printed 12 -12 -2010
Exh. 7 -14I -7 Revision Date: 12/31/10
Revision No.: TR -81