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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 172 <br />Date : 07/23/2003 <br />User : JRS <br />State :Colorado <br />County :Dena <br />Site :Bowie No. 2 Mine <br />Agency or organization name :Colorado Division Of Minerals And Geolc <br />Permit or other jab action :Technical Revision 28 <br />Task description :Backfill and Regrade Drill Pads <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D9R - 9SU Horsepower : 405 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank dpper <br />Initial Swell Loose <br />volume : 3,200 CCY volume <br />3,728 LCY <br />Source of estimated volume :Division Estimate <br />Source of estimated swell factor : CA T Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 100 feet <br />Unadjusted hourly production : 1,243.2 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 5.00 % (1 <br />Average site altitude : 7,000 feet <br />Matedal weight : 2,900 Ibs/LCY <br />Weight descdption <br />Decomposed rock - 50% Rock, 50% EaRh <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.411 /LCY <br />factor <br />1.165 <br />Operator skill : 0.75 <br />Matedal consistency : 0.90 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 0.90 <br />Altitude : 1.00 <br />Material weight : 0.79 <br />Blade type : 1.00 <br />Net correction : 0.32 <br />Adjusted unit production : 399.15 LCY/hr <br />Adjusted fleet production : 399.15 LCY/hr <br />Total job time : 9.34 Hours <br />Total job cost : $1,534 <br />Permifrob# : C-96-083 <br />Abbreviation :none <br />Filename :C083-172 <br />