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TABLE TWO -- LAS ANIMAS COUNTY <br />MINE NAME __ COMMENTS ON FEATURES `__ _ _`. <br />Pinion Canon Reclamation completed 1983. Two abatement techniques were used. Due to their location <br />Nos. 1,2 in very steep terrain, ad its Nos. 5 and 8 were collapsed through the use of explosive <br />charges. The remaining openings were backfilled using a graded fill technique. All <br />areas disturbed during construction were graded, topsoiled, and revegetated. <br />Primero Reclamation completed in 1983. Work included backfilling three dangerous mine openings <br />at the Primero Mine site. All disturbed areas were reclaimed to a state which is <br />compatible with the surrounding area. <br />Prospect <br />Prospect-Labor <br />Nos. 1, 2, 3, 4 <br />D- :~. <br />~~osper~~y <br />Nos. 1, 2 <br />*: Inclined opening. Slope is 2' high, 4' wide, and at least 20' long. No access deterrent. <br />Reclamation completed in 1983. All of the ad its were backfilled using a graded-fill <br />technique. Areas disturbed during construction were regraded, topsoiled, and revegetated. <br />DM~~~~~a ~rl nm of inn er 6n~nlo~ fnr Cnrinn of ~QRQ• CPAI the tWD ODPn ad its bV installing <br />a bulkheadyseal~inside the entrance of each ad it. <br />Rainbow No. 1 The Rainbow No. 1 Mine site included three open ad its in close proximity to one another. <br />Work involved: <br />Cleaning out the collapsed material in the ad its and backfilling all of the ad its with <br />rip-rap and material from nearby waste piles. Regraded borrow areas, top-soiled backfille <br />areas, and revegetated all areas disturbed during construction; completed 1983. <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 />-52- <br />