2015-09-09_PERMIT FILE - C1981019A ‎(17)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/9/2015
• 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
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12
Bottom Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Width (ft)
Depth (ft) % of Depth Mult. x (VxD)
Velocity
Ratio Ratio
20.23 ft
(fps)
20.00 3.0:1 3.0:1 22.8 0.0250
X -Section Area:
6.0
Erodible Channel Results:
Structure #32 (Null
Null jct 2 northern undist gullies
Structure #31 (Null
Upper natrual gully from North
Structure #30 (Null
Null Jct N and W natrl gullies
Structure #3 (Erodible Channel)
Lowermost reach undist drainage
Trapezoidal Erodible Channel Inputs:
Material: Shales and hardpans
Bottom Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
2.42 cfs
Depth:
0.04 ft
Top Width:
20.23 ft
Velocity:
3.19 fps
X -Section Area:
0.76 sq ft
Hydraulic Radius:
0.037 ft
Froude Number:
2.90
Structure #32 (Null
Null jct 2 northern undist gullies
Structure #31 (Null
Upper natrual gully from North
Structure #30 (Null
Null Jct N and W natrl gullies
Structure #3 (Erodible Channel)
Lowermost reach undist drainage
Trapezoidal Erodible Channel Inputs:
Material: Shales and hardpans
Bottom Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope (%) Manning's n
Depth:
Velocity
Width (ft)
Ratio Ratio
Depth (ft) / of Depth Mult. x (VxD)
(fps)
20.00 3.0:1 3.0:1 17.0 0.0250
X -Section Area:
6.0
Erodible Channel Results:
Filename: TR -105 Sec 28Pond 1024.sc4
Printed 02-04-2015
Exh. 7-20A-34 Revision Date: 02/15/2015
Revision No.: TR -105
w/o Freeboard w/ Freeboard
Design Discharge:
19.68 cfs
Depth:
0.14 ft
Top Width
20.87 ft
Velocity:
6.66 fps
X -Section Area:
2.95 sq ft
Hydraulic Radius:
0.141 ft
Froude Number:
3.12
Printed 02-04-2015
Exh. 7-20A-34 Revision Date: 02/15/2015
Revision No.: TR -105