2020-03-02_REVISION - M1977211

• Permit No: M1977211
• IBM Index Class Name: Revision
• Doc Date: 3/2/2020
• Doc Name Note: Response #4
• Doc Name: Adequacy Review Response
• From: Continental Materials Corporation
• To: DRMS
• Type & Sequence: AM4
• Email Name: TC1
• Email Name: MAC
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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10
Bottom Left Right Freeboard Freeboard Freeboard
Sideslope Sideslope Slope(%)
Width(ft) Ratio Ratio Depth(ft) %of Depth Mult.x(VxD)
20.00 3.0:1 3.0:1 16.7 1.00
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
w/o Freeboard w/Freeboard
Design Discharge: 422.02 cfs
Depth: 1.07 ft 2.07 ft
Top Width: 26.43 ft 32.43 ft
Velocity*:
X-Section Area: 24.88 sq ft
Hydraulic Radius: 0.929 ft
Froude Number*:
Manning's n*:
Dmin: 8.00 in
D50: 24.00 in
Dmax: 30.00 in
Velocity and Manning's n calculations may not apply for this method.
Structure #11 (Riprap Channel)
WS-11-Outlet
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Bottom Left Right Freeboard Freeboard Freeboard
Width (ft) Sideslope Sideslope Slope(%) Depth
Ratio Ratio (ft) %of Depth Mult.x(VxD)
20.00 3.0:1 3.0:1 16.7 1.00
Riprap Channel Results:
Simons/OSM Method - Steep Slope Design
w/o Freeboard w/Freeboard
Design Discharge: 494.04 cfs
Depth: 1.14 ft 2.14 ft
Top Width: 26.83 ft 32.83 ft
Velocity*:
X-Section Area: 26.65 sq ft
Hydraulic Radius: 0.980 ft
Froude Number*:
Manning's n*:
Dmin: 9.00 in
Filename:PikeviewReclamation 100-24-Structures 25feb2020.sc4 Printed 02-25-2020