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INSPEC40637
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INSPEC40637
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Entry Properties
Last modified
8/24/2016 9:44:46 PM
Creation date
11/18/2007 11:17:20 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1982090
IBM Index Class Name
Inspection
Doc Name
NOTICE OF INSPECTION AND INSPECTION REPORT
Inspection Date
7/11/1985
Media Type
D
Archive
No
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<br />INSPECTION REPORT - PAGE 2 <br />FILE N0. 82-90 <br />DATE: July 11, 1985 <br />OBSERVATIONS OF IMPORTANCE: <br /> <br />1. The inspectors were accompanied by Mr. Jim Points and Mr. Charles <br />Ponchak. Prior to the field inspection, an updated annual report map <br />was given to the inspectors. This map is now part of the active <br />Colorado Mined Land Reclamation Division file. <br />2. The waste rock dump area was inspected. It was discussed that <br />approximately 3,000 to 5,000 tons of waste rock is produced annually. <br />It is planned that the waste rock pile will extend onto the Old King <br />Lease Tailings area. It was discussed that no further dumping of waste <br />rock will occur on the south bank of Imogene Creek. A berm (small <br />bench) has been constructed to prevent upslope waste rock from falling <br />into the creek. <br />Trash disposal at *.his site is under control. Only mine trash is <br />generated and then disposed of into the upper portions of the waste rock <br />pile at the northe,sst corner. Barrel disposal was discussed and the <br />operator was informed that any chemical barrels should be adequately <br />disposed. The operator is encouraged to further investigate if chemical <br />barrels are being adequately disposed of. <br />The seepage dam constructed along Canyon Creek and below the active <br />tailings disposal area exhibited fractures at the surface. In addition, <br />small riprap was placed to a low level to prevent erosion of this <br />seepage dam. It was discussed that this area should be "dressed up" to <br />minimize the potential of possible failure of this berm. The berm is <br />constructed adjacent to the bank of Canyon Creek and would act as a <br />channel bank in the event of high water. See Recommendation No. 1. <br />5. The tailings area was inspected. Field measurements indicate that the <br />tailings pile outslope was constructed at approximately 320 <br />(1.6H:1V). It should be noted that Federal Resources has submitted a <br />geotechnical analysis which indicates that these slopes will be <br />constructed at 2H:IV. This report was required by the Board to be <br />incorporated as part of the permit by stipulation. Recommendations by <br />Federal Resource's Consulting Engineer to construct the tailings pile <br />outslope at 2H:1V are considered permit requirements. However, the <br />operator did not think that this was required. The Division seeks to <br />resolve this issue by informing Federal Resources that the tailings pile <br />should be constructed in a manner to avoid regrading of the slopes. The <br />Division believes that this construction could be accomplished without <br />
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