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REV13045
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REV13045
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Entry Properties
Last modified
8/25/2016 1:24:02 AM
Creation date
11/21/2007 10:38:27 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Revision
Doc Date
1/8/2001
Doc Name
TECHNICAL REVISION 86 MTN COAL CO LLC MCC WEST ELK MINE PERMIT C80007
From
MOUNTAIN COAL CO
To
OFFICE OF SURFACE MINING
Type & Sequence
TR86
Media Type
D
Archive
No
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Mr. Carl Johnston <br />Janunry 5, 2001 <br />Page ~ <br />EXISTING DOCUMENT REMOVE REPLACE WITH (OR <br /> ADD NEW DOCUMENT) <br /> .Ditch design DSLY-13 <br /> (both enclosed) <br />--- --- Sly. Gulch Hydro. Tab <br /> (enclosed) <br />Map 1 E Yes Map 1 E (enclosed) <br />Map 2E No NA <br />Map 3E Yes Map 3E (enclosed) <br />SEDCAD Model Output Yes Sylvester Gulch As-built <br />and Com~eyance Element Hydrology (enclosed) <br />Calculation <br />--- --- Sylvester Gulch SEDCAD <br /> ditches and culverts <br /> (enclosed) <br />New #3 Intake Shafr Yes #3 Intake Shaft As-built <br />SEDCAD 10-year, 25-year, lydrology SEDCAD <br />and 100-year storms (enclosed) <br />SAE for #3 Intake Shafr - Yes Nothing <br />total bench area calculation <br />NSSA Pond Tab No NA <br />NSSA Sed. Ditches and Yes Nothing <br />Rip-rap Calculations (title <br />page & calculations) <br />Runoff Calculation for Yes Nothing <br />topsoil and subsoil <br />stockpiles north ofhwy 133 <br />(2 pages) <br />USLE Calculations Yes Nothing <br />Staged Capacity of North Yes Nothing <br />Soil Storage Area Sed. <br />Pond table <br />Figures 2.0, 2.1, and 2.2 Yes .Drawing ] - As-built <br /> NSSA Sediment Pond Plan <br /> and Sections <br /> .Drawing 2 - As-built <br /> NSSA Sediment Pond <br /> Details (both drawings <br /> enclosed) <br />--- --- North Soil Storage Area <br /> Sediment Pond SEDCAD <br /> (enclosed) <br />--- --- Ditch DNSSA-2 SEDCAD <br /> model (enclosed) <br />Small Area Exemptions No NA <br />
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