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2014-07-18_HYDROLOGY - C1981012
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2014-07-18_HYDROLOGY - C1981012
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Last modified
8/24/2016 5:45:52 PM
Creation date
7/28/2014 7:47:30 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981012
IBM Index Class Name
Hydrology
Doc Date
7/18/2014
Doc Name
2nd Quarter 2014 Sediment Pond Inspection Report
From
New Elk Coal Company
To
DRMS
Permit Index Doc Type
Sediment Pond Inspections
Email Name
LDS
Media Type
D
Archive
No
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QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.9(17) <br />Mine: New Elk <br />NPDES ID. No.: Pond 4 <br />Inspection Period: 2nd Quarter <br />Inspection Date: June 27, 2014 <br />General Description or Reference to Site Plan: Pond 4 <br />This Pond lies below Fill 5 and is used for Sediment Control of rain runoff from the fill area. <br />EMBANKMENT <br />1. Adequacy of the vegetative cover: Excellent Moderate <br />2. Erosion forming Gullies: Excellent Moderate <br />3. Is wave action causing erosion: <br />On the upstream embankment? Yes <br />At the principal spillway inlet? Yes <br />4. Erosion of the downstream toe of the embankment? Yes <br />Cause of erosion can be attributed to: <br />5. Is seepage occurring through the dam? <br />Could this seepage cause potential instability? <br />PRINICIPAL SPILLWAY <br />1. Is the principal spillway system in working order? <br />2. Is the inlet free of debris and restrictive material? <br />3. Is the discharge outlet free of restrictive material? <br />4. Is erosion occurring at the discharge outlet? <br />Evaluate the severity: Extensive <br />Few <br />Poor <br />Few <br />Poor <br />No <br />X <br />No <br />X <br />No <br />X <br />Yes No X <br />Yes X No <br />Yes X No_ <br />Yes X No_ <br />Yes No_ <br />Moderate Just Starting None <br />Page 1 of 2 <br />
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