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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 004 State : Colorado Permit/job# : C-96-083 <br />Date : 1110212009 County :Delta Abbreviation :none <br />User : JRS Site :Bowie No. 2 Mine Filename :C083-004 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action 2009 Midterm Review <br />Task description : Regrade Utility Corridor <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D10R - 10SU (2005) Horsepower : 570 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $89.77 NA <br /> Operating cost/hour : $128.30 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $256.60 Total fleet cost/hour : $1,026.41 <br /> <br />MATERIAL QUANTITIES i <br />Initial Swell Loose <br />volume : 13,386 LCY factor : NA volume : 13,386 LCY <br /> <br />Source of estimate d volume: Page 3.02-2 <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 : 1.10 (Cat HB) <br />Unadjusted hourly production : 1,718.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job, efficiency : 0.83 (1shift/day) <br />Partly consolidated stockpile Spoil pile : 0.80 (fnd-rt) <br /> Push gradient : 1.00 (Cat 1-18) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,500 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.43 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 746.53 LCY/hr <br /> Adjusted fleet production : 2,986.11 LCY/hr <br /> <br />JOB TIME AND COST <br />Fleet size : 4 Dozer(s) Total job time : 4.48 Hours <br />Unit cost : $0.344 /LCY Total job cost : $4,601 <br />