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PROJECT IDENTIFICATION <br />Task # : 03a <br />Date : 03/18/2008 <br />User : THM <br />Permit/job# :M-1978-357 <br />Abbreviation :none <br />Filename :M357-03a <br />Agency or organization name :DRMS <br />Permit or other job action :Final Reclamation Cost Estimate <br />Task description :Rip and grade 16.1 acres (excludes 6.9 acres completed) <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series II - 8SU (200f Horsepower : 310 <br />Blade type :Semi-Universal <br /> Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br /> Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $57.13 NA <br /> Operating cost/hour : $77.13 100 <br /> Ripper op. cost/hour : $3.35 50 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $170.39 Total fl eet cost/hour : $170.39 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 25,975 CCY factor : 1.165 volume : 30,261 LCY <br />Source of estimated volume :16.1 acres x 43, 560 x 1' depth/27 <br />Source of estimated swell factor :CAT handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1 shift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,000 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.39 <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 552.16 LCY/hr <br /> Adjusted fleet production : 552.16 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 54.80 Hours <br />Unit cost : $0.309 /LCY Total job cost : $9,338 <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />State :Colorado <br />County :Mesa <br />Site :Bradbury Pit <br />