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TABLE TWO -- HUERFANO CCUNTY <br />MINE NAME <br />ON FEATURES <br />Bunker Hill Reclamation scheduled for Spring 1984. Backfill adit N2 at the Bunker Hill Mine using <br /> riprap and spoil material from a nearby coal waste pile. Install a steel pipe monument <br /> over the backfilled area and regrade the waste pile to a stable configuration. Install a <br /> locking steel grate over the entrance to Ad it #1 and #2. Rip all compacted work areas and <br /> revegetate disturbed areas. , <br />Caddell No. 1 Reclamation completed Fall 1983. Backfill an open adit, two subsidence features and open <br /> incline at the Caddell Mine using a graded fill technique. Regrade the borrowed spoil pile <br /> areas to a stable configuration and rip all compacted work areas. Topsoil the regraded <br /> waste piles and four backfilled openings. Install a steel pipe monument over the center <br /> each backfilled opening. Seed all disturbed areas with rangeland grasses. <br />Caddell No. 2 *: Two inclined openings, the western incline is 3' high, 4' wide and approximately 40' lony. <br /> The eastern incline is approximately 2' high, 6' wide and 10' long. Both underlie liuerfano <br /> County Road 590. <br />Caddell No. 3: *: Horizontal opening 3' high, 8' wide and greater than 60' long. No access deterrent. <br />(Reis) <br />S: Two subsidence pits over and adit southwest of the Caddell N3 ad it. One pit is 15'x25'x3' <br /> deep and the other is 10'x20'x3'deep. <br />Calumet No. 1 Reclamation underway (Fall 1983): <br />(Turner) Backfill the open ad it at the Mine with rip-rap and waste material from the nearby <br /> spoil pile. Regrade the spoil pile and topsoil both the backfilled area and spoil pile <br /> area. The three open inclines will be sealed off by instaling a steel grate over each <br /> opening. All work areas will be ripped to alleviate compaction, and the topsoiled areas <br /> will be seeded with rangeland grasses. <br />Key to unique features symbols: Z Multiple mining zones <br /> * Mine opening information <br />Reclamation and/or plans -- Table Two S Subsidence features <br />lists hazard abatement work F Mine fires <br />+ Discrepancy between two sources D Mine drainage -27- <br />