PERMFILE57978

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 3/2/2004
• Doc Name: Post Mining Channels SEDCAD4 Results
• Section_Exhibit Name: Tab 13 Attachment 13-12 Appendix 13-12.3
• Media Type: D
• Archive: Yes

SEDCAD 4.0
Copyright 1998 Pamela J. Schwab
Civil Sohware Design

YPM6
Material: RlDrap
Trapezoidal Channel
Left ~~~ Right ~
Bottom ~ '
% freeboard Freeboards"~ Freeboards
Sidesbpe , , 5ideslooe Slope;(
)
'~Width(ft).:
~
i ~ ~ '" Mult. x
Deptli(ft)
,~%of~Depth'r
Rat
o Ratio ,
. ,,.
5.00 3.0:1 3.0:1 6.0
PARER Method -Steep Slope Design
u
•
w/o Freeboard ~ - ,; w/ Freeboard' ~.
Design Discharge: 17.00 ds
Depth: 0.54 ft
Top Width: 6.22 R
Velocity: 4.76 fps
X-Section Area: 3.55 sq ft
Hydraulic Radius: 0,423
Froude Number: 1.28
Manning's n: 0.0430
Dmin: 2.00 in
D50: 3.00 in
Dmax: 4.50 in
SEDCAD Uliliry Run Printetl 04-27-2000