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I <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 03b State : Colorado Permit/job# : C-1994-082 <br />Date : 12/0312009 County : Routt Abbreviation :none <br />User : JRS Site : Yoast Mine Filename : C082-03b <br />I <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase / Bond Release SL-02 <br />Task description : Grade Adjacent Va/ora Pit FJW (Scraper Pit) Spoil Ridges <br />i <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11U (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 />j Data source : (CRG) <br />Utilization % <br />Cost Breakdown : Ownership cost/hour : $174.21 NA <br />Operating cost/hour : <br />Ripper op. cost/hour : <br />Operator cost/hour : <br />Total unit cost/hour : <br />MATERIAL QUANTITIES <br />Initial Swell <br />volume: 21,900 LCY factor: <br />25.00 % (neg) <br />7,800 feet <br />Z550 Ibs/LCY <br />Source of estimated volume: Division Estimate <br />Source of estimated swell factor : NA <br />I <br />HOURLY PRODUCTION Job Condition Correction Factors <br />Operator skill : <br />Average push distance : 100 feet Material consistency : <br />Unadjusted hourly production : 2,870.3 LCY/hr Dozing method : <br />Visibility <br />Material consistency description : Job efficiency : <br />Partly consolidated stockpile Spoil pile : <br />Average push gradient <br />Average site altitude <br />Material weight <br />Weight description <br />Sandstone <br />$209.76 100 <br />$0.00 0 <br />$38.54 NA <br />$422.51 Total fleet cost/hour : $845.02 <br />Loose <br />NA volume : 21,900 LCY <br />Push gradient : <br />Altitude <br />Material weight : <br />Blade type <br />Net correction <br />Source <br />0.75 (avg.) <br />1.10 (Cat HB) <br />1.10 (50% sl) <br />1.00 (avg.) <br />0.83 (1 shift/da) <br />0.90 (ssd-fc) <br />1.52 (Cat HB) <br />0.93 (Cat HB) <br />0.90 (Cat HB) <br />1.00 (S/SU/U) <br />0.86 <br />JOB TIME AND COST <br />I <br />Fleet size : 2 Dozer(s) <br />Unit cost : $0.171 /LCY <br />Adjusted unit production : 2475.07 LCY/hr <br />Adjusted fleet production : 4,950.14 LCY/hr <br />Total job time : 4.42 Hours <br />Total job cost : $3,738