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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />Task #: 08a <br />Date : 0810912007 <br />User : TAK <br />05 <br />State :Colorado <br />W -4 <br />County :Gunnison <br />Site : West Elk Mine <br />Agency or organization name : Colorado Division Of Mining, Reclamation And Safety <br />Permit or other job action : TR-108 <br />Task description : Regrade borrow area of Monument dam preventative measures <br />>;:.;:.;:.;;;;:.;:.: ............. ........................... . <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : (CRG) <br />volume : 3,065 CCY <br />factor : 1.165 volume : 3,571 LCY <br />Source of estimated volume : (smoothing surface only) 1.9 acres X 1 foot thick <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 100 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,243.2 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (1shift1day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 0.90 (Cat HB) <br />Average push gradient : 5.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,350 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.32 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />Adjusted unit production <br />Adjusted fleet production <br />399.15 <br />399.15 <br />LCY/hr <br />LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 8.95 Hours <br />Unit cost : $0.512 /LCY Total job cost : $1,830 <br />Permit/job# : C-80-007 <br />Abbreviation :none <br />Filename :0007-08a