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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 013 <br />Date : 10/06/2005 <br />User <br />WHE <br />State : Colorado PermiUjob# : M-1977-378 <br />County : San Juan Abbreviation :none <br />Site : Sunnyside Mine Filename : M378-013 <br />Agency or organization name :DMG <br />Permit or other job action :SR-04 <br />Task description :Rip & <br />HOURLY EQUIPMENT COST <br />8 acres at American Tunnel area <br />Basic machine :Cat D8R Series !1- BSU <br />Blade type :Semi-Universal <br />Attachment no. 1 :BOPS Cab <br />Attachment no. 2 :3-shank ripper <br />Horsepower: 310 <br />Shift basis : 1 per day <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour : $48.82 NA <br /> Operating cost/hour : $66.09 100 <br /> Ripper op. cost/hour : $3.55 50 <br /> Operator cost/hour : $31.78 NA <br /> Total unit cost/hour : $150.25 Total fleet cosUhour : $300.50 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 25,813 LCY factor : NA volume : 25,813 LCY <br /> <br />Source of estimated volume : (8ac)(43560sf/ac)(2'D) / 27 = 25, 813.3 cy <br />Source of estimated swell factor : NA <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 852.6 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shi(f/day) <br />Compacted fill or embankment Spoil pile : 0.70 (fnd-mf) <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 0.94 (Ca[ HB) <br />Average site altitude : 11,000 feet Material weight : 0.87 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,650 Ibs/LCY Net correction : 0.29 <br />Weight description <br />Decomposed rock - 25% Rock, 75% Earth Adjusted unit production : 246.39 LCY/hr <br /> Adjusted fleet production : 492.79 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 2 Dozers) Total job time : 52.38 Hours <br />Unit cost : $0.610 /LCY Total job cost : $15,740 <br />