PERMFILE50971

• Permit No: C1980005A
• IBM Index Class Name: Permit File
• Doc Date: 6/11/2007
• Doc Name: Channel Designs
• Section_Exhibit Name: Tab 07 Appendix 7-12 Appendix B
• Media Type: D
• Archive: Yes

SEDCAD+ RIPRAP CHANNEL DESIGN
• CHANNEL S2 PM-1
INPUT VALUES:
Shape TRAPEZOIDAL
Discharge 119.00 cfs
Slope 10.00 ~
Sideslopes (L and R) 3.00:1 3.00:1
Bottom Width 10.00 feet
Freeboard .3 ft
RESULTS:
Steep Slope Design - Simons/OSM Method
Depth 0.81 ft
with Freeboard 1.11 ft
Top Width 14.83 ft
with Freeboard 16.63 ft
Velocity 11.89 fps
Cross Sectional Area 10.01 sq ft
Hydraulic Radius 0.66 ft
• Manning's n 0.039
Froude Number 2.55
Dmax 1.250 ft (15.00 in)
D50 1.000 ft (12.00 in)
D10 0.333 ft ( 4.00 in)
i
~- - rz• rr3
Revised 05/08/98