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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 37b State Colorado Permit/job#:C-92-080 <br />Date <br />User <br />051201200 <br />TAK <br />Agency m organization name: <br />Permit or other job action :Permit Renewal GYVf%3 <br />Task description: Regrade Pond #1 backfill <br />OURLY EQUIPMENT COST <br />County: LoPlata <br />Site Carbon Junction Mine <br />Basic machine: CatD0R DSU Horsepower: 406 <br />Blade type Semi-Universal <br />Attachment no. 1 ROPS Cab Shift basis Y per day <br />Attachment no. 2:3'uh 6 ripper <br />Data source /CRQ; <br />volume: 9,357 LCY <br />bactor: <br />NA volume: <br />9,357 <br />LCY <br />Source of estimated volume <br />:20 acres X2ft. <br />thick <br />Source of estimated swell foctor:N4 <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br />Operator skill <br />0.75 <br />(avg-) <br />Average push distance 120 <br />feet <br />Material consistency <br />0.70 <br />(Cat HB) <br />Unadjusted hourly production 1,093.1 <br />LCY/hr <br />Dozing method: <br />1.00 <br />(gen.) <br />Visibility: <br />1.00 <br />(avg.) <br />Material consistency description <br />Job efficiency <br />0.83 <br />(1 shift1day) <br />Rock, avg. ripped or blasted <br />Spoil pile <br />0.80 <br />(thd-rQ <br />Push gradient: <br />0.99 <br />(Cat HB) <br />Average push gradient 1.00 <br />% (Pos) <br />Altitude : <br />1.00 <br />(Cat HB) <br />Average site altitude 7,000 <br />feet <br />Material weight: <br />0.70 <br />(Cat HB) <br />Blade type <br />1.00 <br />(S/SU/U) <br />Material weight 3,300 <br />lbs/LCY <br />Net correction <br />0.24 <br />Weight description - <br />Decomposed rock - 75% Rock, 25% Earth <br />Adjusted unit production <br />262.64 <br />LCY/hr <br />Adjusted fleet production <br />262.64 <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size 1 <br />Dozer(s) <br />Total job time: <br />35.63 <br />Hours <br />Unit cost: $0.793 <br />/LCY <br />Total job cost : <br />$7,422 <br />Abbreviation :none <br />Filename : C080-37b <br />