2011-07-01_PERMIT FILE - C1982057 ‎(6)‎

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 7/1/2011
• Section_Exhibit Name: Tab 20 Attachment 20-1 Part 2
• Media Type: D
• Archive: No

SEDCAD 4.0
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II-W: Channel PM-1 - 10% Slope
Material: Rigrap
Trapezoidal Channel
Freeboard
Left Right Freeboard Freeboard
Widtho(ft) Sideslope Sideslope Slope (%)
ti
R Depth (ft) % of Depth Mult. x
(VxD)
a
o
Ratio
3.00 3.0:1 3.0:1 10.0 0.30
PADER Method -Steep Slope Design

•
SEDCAD Utility Run
w/o Freeboard w/ Freeboard
Design Discharge: 7.60 cfs
Depth: 0.40 ft 0.70 ft
Top Width: 5.40 ft 7.20 ft
Velocity: 4.53 fps
X-Section Area: 1.68 sq ft
Hydraulic Radius: 0.304
Froude Number: 1.43
Manning's n: 0.0470
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
Printed 08-21-2007
TR-59 20-1-150 Revised 08/07