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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 05a State :Colorado Permit/job# :M-1987-074 <br />Date <br />User <br />08/05/2008 <br />THM <br />Abbreviation :none. <br />Filename :M074-05a <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 : $57.13 NA <br /> Operating cost/hour : $77.13 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $167.03 Total fleet cost/hour : $167.03 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,227 LCY factor : NA volume : 3,227 LCY <br />Source of estimated volume :Assume 2 acres exposed bedrock covered with 1 foot of overburden <br />Source of estimated swell factor : NA <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 (1shift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-r) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,200 feet Material weight : 0.82 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,800 Ibs/LCY Net correction : 0.41 <br />Weight description <br />Adjusted unit production : <br />571.88 <br />LCY/hr <br />Clay -Wet Adjusted fleet production : 571.88 LCY/hr <br />JOB TIME AND COST <br />Fleet size Dozer(s) Total job time : 5.64 Hours <br />Unit cost : $0.292 /LCY Total job cost : <br />11 $943 County :Eagle <br />Site :Dotsero Quarry