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INSPEC41974
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Entry Properties
Last modified
8/24/2016 9:45:41 PM
Creation date
11/18/2007 11:24:21 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Inspection
Doc Date
7/6/1993
Doc Name
MOUNTAIN COAL CO WEST ELK MINE PN C-80-007 PROFESSIONAL CERTIFICATION
From
MOUNTAIN COAL CO
To
MLR
Media Type
D
Archive
No
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<br /> <br />1993 <br />CERTIFICATION OF <br />WEST ELK MINE <br />SEDIMENTATION POND MB-1 <br />This annual certification is prepared in compliance with Rule 4.05.9110) and <br />4.05.6(13) of the Regulations of the Colorado Mined Land Reclamation Board for <br />Coal Mining. <br />Jim D. Miller, the Certifying Engineer, has been working in the engineering <br />field for more than 8 years and has experience in the construction and inspection <br />of fills and embankments. He is a registered Professional Engineer in the State of <br />Colorado. <br />Sedimentation MB-1 has been maintained in compliance with prudent state- <br />of-the-art and with West Elk Mine's approved Mining and Reclamation Plan (MRP) <br />to retain runoff from disturbed areas. The specific size and capacity of MB-1 is <br />presented in Exhibit 44 and Exhibit 47 of the MRP. Stability analyses are also <br />presented in Exhibit 44. <br />Sedimentation pond MB-1 was visually inspected for erosional and structural <br />conditions. Presently clear seepage exists at the toe of the embankment on the <br />northwest and northeast sides of pond MB-1. There are no signs of structural <br />degradation as a result of the seepage and no erosional problems were observed. <br />9 <br />~r~ ~7'IZ <br />Ji D. Miller <br />.E. No. 26110 <br />~ .30 9.3 <br />Date <br />>` <br />26110 <br />NAl <br />
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