HYDRO21513

• Permit No: M1984041
• IBM Index Class Name: Hydrology
• Doc Date: 1/23/2001
• Doc Name: CENTEX EAGLE GYPSUM CO LLC 1645A 10 YEAR 24 HOUR
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright t99B Pamela J. SUwab
Civil Software Design ~ 2
Area F
Triangular Erodible Channel Inputs:
Material: Stiff clay very colloidal
Left Right Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope slope (%) Manning's n Mult
x Velocity
Ratio .
Rabo Depth (ft) % of Depth (VxD) (fps)
2.0:1 1.0:1 4.3 0.0250 5.0
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 2.05 ds
Depth: 0.54 ft
Top Width: 1.63 ft
Velocity: 4.62 fps
X-Section Area:
Hydraulic Radius:
Froude Number: 0.44 sq ft
0.226
1.56
Structure ,~S (Check Dam)
Check Dam Inputs:
Height (ft) Porosity (%) Slope (%) Manning's n Sideslopes
(Z:1)
2.0 40.00 11.60 0.0500 2.0
Check Dam Results:
Trap Efficiency: 2.25
Structure ~7 Ri rap Channel)
Triangular Riprap Channel Inputs:
Material: Riprap
Left Righ[ Freeboard Freeboard Freeboard
Sideslope Sideslope Slope (°/a) Mult. x
Ratio Ratio Dep[h (ft) % of Depth (VxD)
2.0:1 2.0:1 11.6
Riprap Channel Results:
Simons/OSM Method -Steep Slope Design
Filename: 1645A P2-10-24.srA Printed 01-19-2001