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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 06a State :Colorado Permit/job# :M-1978-305 <br />Date : 0712012008 County : Gunnison Abbreviation :none <br />User : SSS Site :Dickerson Pit Filename :M305-06a <br />Agency or organization name: DRMS <br />Permit or other job action : Succession of Operator #4 <br />Task description : Spread topsoil and fines as growth medium on pit floor <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R DS Series Il - 7SU Horsepower : 240 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shiftbasis :_ 1_p_e_r_day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $48.36 NA <br /> Operating cost/hour : $56.19 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $137.33 Total fleet cost/hour : $137.33 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 6,860 L CY factor : NA volume : 6,860 LCY <br /> <br />Source of estimated volume :8.5 acres covered w/ 6" of topsoil <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 : 200 -feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 410.8 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 : 0.70 (fnd-mf) <br /> Push gradient : 1.00 (Cat HB) <br /> <br />Average push gradient : <br />0.00 % (pos) <br />Altitude : <br />0.93 _ <br />(Cat HB) <br />Average site altitude : 7,600 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.40 <br />Weight description <br />Earth - Dry packed Adjusted unit production : 165.11 LCY/hr <br /> Adjusted fleet production : 165.11 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 41.55 Hours <br />Unit cost : $0.832 /LCY Total job cost : $5,706 <br />