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CIRCES Cost Estimating Software <br />• BULLDOZER WORK <br /> PROJECT IDENTIFICATION <br /> Task # : 5WP State :Colorado PermiUjob# :M--2007-044 <br /> Date : 02/05/2008 County :Mesa Abbreviation :none <br /> User : GRM Site :Whirlwind Mine Filename :M044-5WP <br /> <br /> Agency or organization name :DRMS <br /> Permit or other job action :Initial Reclamation Liability Estimate T <br /> Task description :push topsoil over vent and power pads <br /> <br /> HOURLY EQUIPMENT COST <br /> Basic machine :Cat D8R Series 11 - 8U (2005) Horsepower : 310 <br /> Blade type :Universal <br /> Attachment na. 1 : ROPS Cab Shift basis : 1 per day_ <br /> Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br /> Cost Breakdown : Ownership cosUhour : $57.40 NA <br /> Operating cost/hour : $77.43 100 <br /> Ripper op. cosUhour : $0.00 0 <br /> Operator cosUhour : $32.78 NA <br /> Total unit cost/hour : $167.61 Total fleet costJhour : $167.61 <br /> <br /> <br /> <br />• :.: <br /> <br /> <br /> <br />ATERIAL QUANTITIES ,` <br /> <br />. <br />,; <br /> <br />. .... <br /> <br /> <br />. . <br /> Initial Swell Loose <br /> volume : 1,769 LCY factor : NA volume : 1,769 LCY <br /> <br /> Source of estimated volume :reclamation plan <br /> Source of estimated swell factor : NA <br /> <br /> _.:. <br />HOURLY PRODUCTION _ . <br />Job Condition Correction Factors _. <br />Source <br /> Operator skill : 0.75 (avg.) <br /> Average push distance : 50 _feet Material consistency : 1.10 (Cat HB) <br /> Unadjusted hourly production : 1,627.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) _ <br /> Material consistency description : Job efficiency : 0.83 (1shift/day) <br /> P_ artly__consolidated stockpile Spoil pile : 0.80 (fnd_-r~ <br /> Push gradient : 1.00 (Cat HB) <br /> Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB)_ <br /> Average site altitude : 7,000 feet Material weight : 0.90 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br /> Material weight : 2,550 Ibs/LCY Net correction : 0.49 <br />Weight description <br />Earth - Drv packed <br />1/ I1 <br />u <br />JOB TIME AND COST <br />_ Adjusted unit production : 803.60 LCY/hr <br />Adjusted fleet production : 803.60 LCY/hr <br />Fleet size : 1 Dozers) Total job time : 2.20 Hours <br />Unit cost : $0.209 /LCY Total job cost : $369 <br />