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<br />Mine Area Seneca II - WC Pit <br />Project Hi ohuall Reduction <br />Task Drill 8 Shoot Highuall <br />WORKSHEET N0. NC-3 <br />OTHER RECLAMATION ACTIVITY COSTS <br /> <br />Descriptions of Reclamation Activity: Blasting to reduce high call <br />Assumptions: <br />Ponder Factor = <br />Hole Diameter = <br />Drill = <br />Drilling Rate = <br />Bit Life = <br />Bit Cost = <br />Explosives = <br />Drilling Cost = <br />Sources: <br />0.63 lb/yd Seneca costs for 7992 <br />10-5/8 inches Furnished by applicant <br />Reed SK 60 Contractor's Equip. Cost Guide Rate for <br />2 ft/mi 1992 <br />8000 ft. Furnished by applicant <br />41,500/bit Furnished by applicant <br />f0.75/lb Seneca costs for 7992 <br />5230.37/hr Contractor's Equip. Cost Guide <br />References: Dataquest, Contractor's Eauipmen[ Cost Guide <br />U.S. Department of Labor, Davi s-Bacon Nage Rates <br />• <br />