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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 02d <br />Date : 04/01/2008 <br />User : JRS <br />Agency or organization name :Colorado Division Of Minerals And Geology <br />Permit or other job action :2008 Midterm Review <br />Task description :Grade Wolf Creek Pit South Highwall <br />HOURLY EQUIPMENT COST <br />State :Colorado <br />County :Routt <br />Site : Yoast Mine <br />Basic machine : Cat D11 R - 11 U (2005) Horsepower : 850 <br />Blade type :Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $174.40 NA <br /> Operating cost/hour : $225.78 100 <br /> Ripper op. cosUhour : $0.00 0 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $432.96 Total fleet cosUhour : $865.92 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 326,800 LCY factor : NA volume : 326,800 LCY <br /> <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor : NA <br /> <br /> <br />HOURLY PRODUCTION ......................................................... <br />Job Condition Correction Factors ............................ ::.:::::Source:::::. <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 2,870.3 LCY/hr Dozing method : 1.10 (50% sl) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift/day) <br />Partly consolidated stockpile Spoil pile : 0.90 (ssd-fc) <br /> Push gradient : 1.22 (Cat HB) <br />Average push gradient : 10.00 % (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 : 0.70 <br />Weight description <br />Sandstone <br />Adjusted unit production <br />Adjusted fleet production <br />1999.41 <br />3,998.81 <br />LCY/hr <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size : 2 Dozers) Total job time : 81.72 Hours <br />Unit cost : $0.217 /LCY Total job cost : $70,766 <br />Permitfjob# : C-1994082 <br />Abbreviation :none <br />Filename : C082-02d <br />