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CIRCES Cost Estimatina Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 110 State : Colorado Permit/job# : C1981-010 <br />Date <br />User <br />11/26/2007 <br />JHB <br />County: Moffat <br />Site : Trapper Mine <br />Abbreviation : none <br />Filename : C010-110 <br />Agency or organization name : Division Of Reclamation, Mining And Safety <br />Permit or other job action : RN5 <br />Task description : Backfill and regrade East A pit <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11 SU (2005) Horsepower : 850 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shiftbasis : 3 perday <br />Attachment no. 2 : NA <br />Data source : (CRG) <br />volume : 841,376 LCY factor : NA volume : 841,376 LCY <br />Source of estimated volume: appendix A, Table 1.4-2 <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.85 (user) <br />Average push distance : 236 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 1,271.7 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.79 (3shiRs /day) <br />Partly consolidated stockpile Spoil pile : 1.00 (doz-oc) <br /> Push gradient : 1.41 (Cat HB) <br />Average push gradient : 19.00 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,400 feet Material weight : 0.93 _ (user) <br /> Blade type : 1.00 (S/SU/)) <br />Material weight : 2,475 lbs/LCY Net correction : 0.97 <br />Weight description : <br />USER-PROVIDED WEIGHT DATA Adjusted unit production : 1228.03 LCY/hr <br /> Adjusted fleet production : 4,912.11 LCY/hr <br />...... ..:.... .... <br />JOB TIME AND COST <br />Fleet size : 4 Dozer(s) Total job time : 171.29 Hours <br />Unit cost : $0.279 /LCY Total job cost : $234,806