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TABLE TWO -- HUERFANO COUNTY <br />MINE NAME COMMENTS ON FEATURES <br /> <br />Alamo Mines Reclamation work under way: Install a steel grate over the entrance of each of the two <br /> inclined shaft openings and vertical shaft opening at the Alamo Mine. Backfill the two <br /> subsidence features using a graded fill technique. Rip compacted work areas, and regrade <br /> the waste pile borrow area. Revegetate disturbed areas with rangeland grasses. <br /> Install a steel grate over the entrance to the ad it and vertical shaft opening. Rip com- <br /> pacted work areas and seed ripped areas with rangeland grasses. <br />Black Canyon *: One incline opening'. Opening is 5' high, 15' wide, and over 100' in length. Opening is at <br /> bottom of pit 100' across and 40' deep. No access dete rrent. <br />Blue Blaze Reclamation scheduled for Spring 1984: Backfill the fo ur subsidence pits at the Blue Blaze <br /> Mine using a graded fill technique (riprap followed by coarse to fine nearby coal waste <br /> materiall. Place remaining saoil material into nearby depressions and unleveled areas, and <br /> tip all compacted work areas. Topsoil, revegetate and fence backfilled areas. Install <br /> marker monuments over each backfilled subsidence pit. <br />Breen Z: Coal mined from the Cameron and Walsen beds (reference 2). <br />*: West of Breen opening: Inclined opening 2' to 3' high, 3' wide, and 20' long <br />with loosely consolidated surface material over the adit. <br />Key to unique features symbols: <br />Reclamation and/or plans -- Table Two <br />lists hazard abatement work <br />+ Discrepancy between two sources <br />Z Multiple mining zones <br />* Mine opening information <br />S Subsidence features <br />F Mine fires <br />D Mine drainage <br />-26- <br />