2011-06-29_PERMIT FILE - C1981019A ‎(20)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Section 28 Sedimentation Pond
• Section_Exhibit Name: Exhibit 07 Item 20 Part A -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
8
w/o Freeboard w/ Freeboard
Top Width: 13.08 ft 19.08 R
Velocity*:
X-Section Area: 2.26 sq ft
Hydraulic Radius: 0.172 ft
Froude Number*:
Manning's n*:
Dmin: 4,00 in
D60: 12.00 in
Dmax: 15.00 in
Velodty and Manning's n calculations may not apply for this method.
Structure #17 (Riprap Channel)
SEC. 28 DITCH 10
Trapezoidal Riprap Channel Inputs:
Material: Riorao
Left
Bottom Right Freeboard Freeboard Freeboard
Sideslope
Width (ft) Sideslope Slope (%)
Depth (ft) °h of Depth Mult. x
Ratio Ratio (VxD)
12.00 3.0:1 3.0:1 30.0 1.00
Riprap Channel Results:
Structure #19 (Pond1
Simons/OSM Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge: 47.68 ds
Depth: 0.17 ft 1.17 R
Tap Width: 12.99 R 18.99 ft
Velocity*:
X-SeRion Area: 2.07 sq ft
Hydraulic Radius: 0.159 R
Froude Number*:
Manning's n*:
Dmin: 5.00 in
D60: 15.00 in
Dmax: 18.75 in
Velocity and Manning's n calculations may not apply for this method.
SEC. 28 STOCKPOND 2
Pend Inputs:
Filename: STSec28PMP.010807.srA Printed Of-OB-2007
Exh. 7-20A-84 Revision Date: 1/05/07
Revison No.: PR-02
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