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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 036 State : Colorado Permit/job# : C-1996-083 <br />Date : 1110212009 County :Delta Abbreviation : none <br />User : JRS Site : Bowie No. 2 Mine Filename : C083-036 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action 2009 Midterm Review <br />Task description :Spread Uncompacted Refuse on Gob Pile #2 <br /> <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D10R - 10SU (2005) Horsepower : 570 <br />Blade type : Semi-Universal <br />Attachment no. 1 : BOPS 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 />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 175,000 LCY factor : NA volume : 175,000 LCY <br />Source of estimated volume : TR-44 Submittal - Page 4 <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 : 200 feet <br />_ Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : <br />946.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Partly consolidated stockpile Spoil pile : 1.00 (doz-oc) <br /> <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,100 feet Material weight : 0.86 (user) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2667 Ibs/LCY Net correction : 0.53 <br />Weight description : <br />USER-PROVIDED WEIGHT DATA Adjusted unit production 504 57 L CY/hr <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />Adjusted fleet production : 2,018.29 LCY/hr <br />4 Dozer(s) Total job time : 86.71 Hours <br />$0.509 /LCY Total job cost : $88,997