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-~ <br />~ iii iiiiiiiuiiiiii <br />DEPARTMENT OF NATURAL RESOURCES <br />David H. Getches, Executive Director <br />MINED LAND RECLAMATION DIVISION <br />DAVID C. SHELTO N, Director <br />Richard D. Lamm <br />Governor <br />December 12, 1983 <br />Mr. Gilbert F. Rindahl <br />Rindahl and Associates <br />2305 S. Syracuse Way <br />Suite 217 <br />Denver, Colorado 80231 <br />Re: Andesite Rock Company/Lyons Quarry <br />Amendment - File No. 77-141 <br />Dear Mr. Rindahl: <br />As per today's telephone conversation, the staff will recommend reclamation <br />costs as follows: <br />Major disturbance - 32 acres - 28 acres will be disturbed by mining operations <br />and 4 acres will be used for overburden spoils and topsoil <br />stockpiles. <br />Earthmoving x price/machine-h r. <br />3227 yd3/acre x $70 = $451.78/acre <br />VO y dozer ozer-hr dozer-hr = $ 14,450.96 <br />Moderate disturbance - 18 acres - grading and topsoiling of production area <br />minus the sedimentation pond plus reclamation above the <br />quarry. <br />Grading and topsoiling <br />$75/hr x 1 shift/acre x 10 hr shift = $750/acre <br />18 acres @ $750/acre = $ 13,500.00 <br />Minor disturbance - 18 acres <br />Seeding, fertilizing, and mulching = $50U/acre <br />18 acres @ $500/acre = $ 9,000.00 <br />Total Cost: _ $ 36,956.96 <br />423 Centennial Building, 1313 Sherman Street Denver, Colorado 80203 Tel. (303) 866-3567 <br />