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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Date <br />User <br />051201200 <br />TA K <br />Abbreviation :none <br />Agency or organization name: Colorado Division OyReclamation <br />Permit or other job action Permit Renewal RN-03 <br />Task description Cut spoil at base of North pit scarp, then push to pit' <br />HOURLY EQUIPMENT COST <br />County: La Plata <br />Site Carbon Junction Mine <br />Basic machine: Cat DQR QSU Horsepower: 405 <br />Bladetype:3oni-Unive/no <br />Attachment no.1 :RDPSCeb Shiftbauis 1 perday <br />Attachment no. 2:3-shank ripper <br />volume: 11,220 8CY <br />factor: <br />1.867 volume: <br />18,700 <br />LCY <br />Source nf estimated volume :Reclamation plan, page 5-25 <br />Source of estimated swell factor: CDRMSestimate <br />Operator skill : <br />0.75 <br />(avg.) <br />Average push distance 120 <br />feet <br />Material consistency: <br />0.60 <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 />(1shift1day) <br />Rock, poorly ripped or blasted <br />Spoil pile: <br />0.80 <br />(fnd-rt) <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 />0.90 <br />(Cat HB) <br />Blade type <br />1.00 <br />(S/SU/Q) <br />Material weight: Z 550 <br />lbs/LCY <br />Net correction <br />0.27 <br />Weight description <br />Sandstone <br />Adjusted unit production <br />291.34 <br />LCY/hr <br />Adjusted fleet production <br />291.34 <br />LCY/hr <br />JOB iJME A"N "' D " COST <br />Fleet size Y <br />Dozer(s) <br />Total job time <br />6419 <br />Hours <br />Unit cost $0.715 <br />/LCY <br />Total job cost <br />$13,373 <br />