2009-10-06_PERMIT FILE - C1980005 ‎(17)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 10/6/2009
• Doc Name: Channel Designs
• Section_Exhibit Name: Tab 07 Appendix 7-12 Appendix B
• Media Type: D
• Archive: No

SEDCAD+ RIPRAP CHANNEL DESIGN
CHANNEL 4 ABOVE T-26
INPUT VALUES:
Shape TRAPEZOIDAL
Discharge 17.40 cfs
Slope 11.20
Sideslopes (L and R) 3.00:1 3.00:1
Bottom Width 2.00 feet
Freeboard .3 ft
RESULTS:
Steep Slope Design - PADER Method
Depth 0.66 ft
with Freeboard 0.96 ft
Top Width 5.98 ft
with Freeboard 7.78 ft
Velocity 6.58 fps
Cross Sectional Area 2.65 sq ft
Hydraulic Radius 0.43 ft
Manning's n 0.043
Froude Number 1.74
Dmax 0.625 ft ( 7.50 in)
D50 0.500 ft ( 6.00 in)
D10 0.167 ft ( 2.00 in)
•
"}- 12- 13l
Revised 05/08/98