2013-07-29_PERMIT FILE - C1982056 ‎(4)‎

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 7/29/2013
• Doc Name: COAL REFUSE DISPOSAL AREA EXPANSION
• Section_Exhibit Name: Exhibit 08EE Coal Refuse Disposal Area Expansion Drainage Designs
• Media Type: D
• Archive: No

SEDCAD 4.0
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Refuse Disposal Area - Channel RDA -S, 4.0% Slope
Material: Riprap
Trapezoidal Channel
PADER Method - Steep Slope Design
•
0
Freeboard
Left Right
Freeboard Freeboard
Bottom Sideslope Sideslope Slope ( %)
Width (ft) Ratio
Mult. x
Depth (ft) % of Depth (VxD)
Ratio
14.49 ft 16.29 ft
5.00 3.0:1 3.0:1 4.01
0.30
PADER Method - Steep Slope Design
•
0
SEDCAD Utility Run Printed 09 -28 -2009
w/o Freeboard w/ Freeboard
Design Discharge:
104.00 cfs
Depth:
1.58 ft 1.88 ft
Top Width:
14.49 ft 16.29 ft
Velocity:
6.74 fps
X- Section Area:
15.42 sq ft
Hydraulic Radius:
1.028 ft
Froude Number:
1.15
Manning's n:
0.0450
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
SEDCAD Utility Run Printed 09 -28 -2009