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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 02f State : Colorado Permit/job# : C-1994-082 <br />Date : 1210312009 County :Routt Abbreviation :none <br />! User : JRS Site : Yoast Mine Filename : C082-02f <br />i <br />j Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Partial Phase I Bond Release SL-02 <br />i <br />Task description : Grade Neck Pit Highwall <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11U (2005) Horsepower : 850 <br />i <br />Blade type : Universal <br />Attachment no. 1 :BOPS Cab Shift basis :-I per day <br />Attachment no. 2 :3-shank ripper <br />i Data source: (CRG) <br />? Utilization <br />% - <br />Cost Breakdown : Ownership cost/hour : $174.21 NA <br /> Operating cost/hour : $209.76 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> <br />I Total unit cost/hour : $422.51 Total fleet cost/hour : $845.02 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 9,800 LCY factor : <br />I NA volume : 9,800 LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : NA <br />j <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 2,8763 LCY/hr Dozing method : 1.10 (50% sl) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Partly consolidated stockpile <br />I Spoil pile : 0.90 (ssd-fc) <br /> Push gradient : 1.52 (Cat HB) <br />Average push gradient : 25.00 % (neg) Altitude : 0.93 (Cat HB) <br />Average site altitude : 7,800 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,550 Ibs/LCY Net correction : 0.86 <br />j Weight description <br />Sandstone Adjusted unit production : 2475.07 LCY/hr <br /> Adjusted fleet production : 4,950.14 LCY/hr <br />JOB TIME AND COST <br />j Fleet size : 2 Dozer(s) Total job time : 1.98 Hours <br />Unit cost : $0.171 /LCY Total job cost : $1,673