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
r—,—KM l oon_9M f1 D-1n I Crh,.—K
9
w/o Freeboard w/Freeboard
Velocity*:
X-Section Area: 4.00 sq ft
Hydraulic Radius: 0.332 ft
Froude Number*:
Manning's n*:
Dmin: 7.00 in
D50: 21.00 in
Dmax: 26.25 in
Velocity and Manning's n calculations may not apply for this method.
Structure #S(Riprap Channel)
WSS-Middle North Ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
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: 255.10 cfs
Depth: 0.82 ft 1.82 ft
Top Width: 24.91 ft 30.91 ft
Velocity*:
X-Section Area: 18.36 sq ft
Hydraulic Radius: 0.729 ft
Froude Number*:
Manning's n*:
Dmin: 6.00 in
D50: 18.00 in
Dmax: 22.50 in
Velocity and Manning's n calculations may not apply for this method.
Structure #10 (Riprap Channel)
W510-Lower Ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Filename:PikeviewReclamation 100-24-Structures 25feb2020 sc4 Printed 02-25-2020