2009-01-07_PERMIT FILE - C1981022 ‎(7)‎

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 1/7/2009
• Doc Name: Bear Creek Fan Site ‎(Culvert Design, Main Channel Design, & Main Postmine Channel Design)‎
• Section_Exhibit Name: Exhibit 2.05-E3 Section 10ww
• Media Type: D
• Archive: No

SEDCAD 4.0
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Bear Creek Fansite -Steep Channel Desin4 (Slope- Range
40.0
Material; Riprap
Trapezoidal Channel
Left Right
Bottom Freeboard
Freeboard Freeboard
Sideslope Sideslope Slope (%)
Width (ft) Mult. x
Ratio Ratio Depth (ft) % of Depth
(VxD)
1.00 3.0:1 3.0:1 40.0 0.30
PADER Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Design Discharge:
_ _--
- 2.00 cfs
- - -- -
-- - -
Depth:
_--- 0.24 ft
-- 0.54 ft
---
Top Width: 2.45 ft
4.25 ft
-_ -_--
Velocity: 4.80 fps
---- '
X-Section Area: 0.42 sq ft
Hydraulic Radius: 0.165 ft ~,
Froude Number- _ _2.05
__ Manning's n: i
0.0590
Dmin: ___ _
2.00 in
D50: 3.00 in
Dmax: 4.50 in
SEDCAD Utility Run Printed 12-19-2008