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2009-08-10_HYDROLOGY - C1981014
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2009-08-10_HYDROLOGY - C1981014
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Entry Properties
Last modified
8/24/2016 3:49:33 PM
Creation date
8/11/2009 9:41:35 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981014
IBM Index Class Name
HYDROLOGY
Doc Date
8/10/2009
Doc Name
1st Quarter 2009 Sediment Pond Inspection Report
From
Energy Fuels Coal Inc
To
DRMS
Permit Index Doc Type
Sediment Pond Inspect
Email Name
KAG
Media Type
D
Archive
No
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<br />COPY <br />QUARTERLY SEDIMENTATION POND INSPECTION REPORT <br />CDMR Rule 4.05.6(17) <br />Mine: Southfield <br />NPDES ID. No.: Pond #4 <br />Inspection Period: First Quarter 2009 <br />Inspection Date: April 3, 2009 <br />General Description or Reference to Site Plan: <br />This pond is located on the north east comer of the refuse disposal area. It is a sediment control <br />facility receiving run-off from the refuse disposal area. The primary discharge gate has been disabled <br />in the open position, ensuring-that the pond functions as a "pass-through" facility. <br />EMBANKMENT <br />1). Adequacy of the vegetative cover: <br />2). Erosion forming Gullies: <br />3). Is wave action causing erosion: <br />On the Upstream embankment? <br />At the principal spillway inlet? <br />Excellent Moderate Few Poor <br />Extensive Some Few None <br />4). Erosion of the downstream toe of the embankment? <br />Cause of erosion can be attributed to: <br />Yes <br />Yes <br />Yes <br />No C-? <br />No <br />No <br />5). Is seepage occurring through the dam? Yes No <br />Could this seepage cause potential instability? <br />PPJNCIPAL SPILLWAY <br />1). Is the principal spillway system in working order? Yes Z-- <br />2). Is the inlet free of debris and restrictive material? Yes <br />3). Is the discharge outlet free of restrictive material? Yes <br />4). Is erosion occurring at the discharge outlet? Yes <br />Evaluate the severity: Extensive Moderate Just starting None <br />No <br />No <br />No <br />No <br />Page 1 of 2
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