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

•
40
SEDCAD 4 for Windows
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Structure #14 jNulQ
Jct Sec 28 coll ditch w souh leg undist
Structure #13 (Nonerodible Channel
South leg undisturbed
Triangular Nonerodible Channel Inputs:
Material: Bare rock
Left Right
w/o Freeboard w/ Freeboard
Depth:
0.92 ft
Top Width:
1.83 ft
Velocity:
9.20 fps
X- Section Area:
0.84 sq ft
Hydraulic Radius:
0.324 ft
Froude Number:
2.40
Structure #14 jNulQ
Jct Sec 28 coll ditch w souh leg undist
Structure #13 (Nonerodible Channel
South leg undisturbed
Triangular Nonerodible Channel Inputs:
Material: Bare rock
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %) Manning's n
Mult. x
Ratio Ratio
Depth (ft) % of Depth (VxD)
1.0:1 1.0:1 26.0 0.0350
3.13 ft
Nonerodible Channel Results:
Structure #12 (Riprap Channel,)
Trib C, reclaimed 1 -2 yr
Trapezoidal Riprap Channel Inputs:
Material: Riprap
19
Filename: Sec 28 1024.sc4 Printed 12 -08 -2010
Exh. 7- 20A -23 Revision Date: 12/31/10
Revision No.: TR -81
w/o Freeboard w/ Freeboard
Design Discharge:
35.91 cfs
Depth:
1.57 ft
Top Width:
3.13 ft
Velocity:
14.64 fps
X- Section Area:
2.45 sq ft
Hydraulic Radius:
0.554 ft
Froude Number:
2.92
Structure #12 (Riprap Channel,)
Trib C, reclaimed 1 -2 yr
Trapezoidal Riprap Channel Inputs:
Material: Riprap
19
Filename: Sec 28 1024.sc4 Printed 12 -08 -2010
Exh. 7- 20A -23 Revision Date: 12/31/10
Revision No.: TR -81