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REV98873
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REV98873
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Entry Properties
Last modified
8/25/2016 3:22:52 AM
Creation date
11/22/2007 12:22:11 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Revision
Doc Date
8/21/1997
Doc Name
FAX COVER
From
MOUNTAIN COAL CO
To
SUSAN BURGMAIER
Type & Sequence
MR220
Media Type
D
Archive
No
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~ 8-21-1997 3:38PM FROF1 ENG- WEST ELK MINE 970 9295050 <br />SEDCAD+ NONERODiBLE CHANNEL DESIGN <br />~"'~ <br />DCW-2 <br />INPUT VALUES: <br />Shape 1RIANGULAR <br />Discharge 6.64 ds <br />Slope 4.00 <br />Sideslopes 2.00:1 (L) 2.00:1 (R) <br />Manning's n 0.017 <br />Material SHOrCRETE <br />Freeboard .3 ft <br />RESULTS: <br />Depth 0.66 ft <br />with Fraboard 0.96 ft <br />Top Width 2.62 ft <br />with Freeboard 3.82 ft <br />Velocity 7.73 fps <br />Cross Sectional Area 0.86 sq ft <br />Hydraulic Radius 0.29 8 <br />Ftoude Number 2.38 <br /> <br /> <br />P- 10 <br />~' <br />
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