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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 308 <br />Date : 10/11/2007 <br />User : JHB <br />State :Colorado Permitlob# :X2007-230-00 <br />County :Rio Blanco Abbreviation :none <br />Site :X2007-230-00: 2 Exploration Filename :X-00-308 <br />Agency or organization name :Division Of Reclamation, Mining And Safety <br />Permit or other job action : rograde 2 exploration pads <br />Task description : regrade 2 exploration pads <br />HOURLY EQUIPMENT COST <br />Basic machine :Cat D8R Series 11- 8SU (200: Horsepower : 310 <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :NA <br /> Data source : (CRG) <br /> Uti lization <br />Cost Breakdown : Ownership cosUhour : $50.32 NA <br />Operating cosUhour : $77.13 100 <br />Ripper op.cosUhour : $0.00 NA <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $160.22 Total fleet cosUhour : $160.22 <br />,: <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 387 CCY factor : 1.125 volume : 435 LCY <br />Source of estimated volume :Appl. 0.24 ac. X 1 R. thick <br />Source of estimated swell factor :Caterpillar Handbook Edition 34 <br />HOURLY PRODUCTION <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,400.0 LCY/hr <br />Material consistency description <br />Loose stockpile <br />Average push gradient : 0.50 % (I <br />Average site altitude : 5,750 feet <br />Material weight : 2,650 Ibs/LCY <br />Weight description <br />Decomposed rock - 25% Rock, 75% Earth <br />Operator skill : 0.75 <br />Material consistency : 1.20 <br />Dozing method : 1.00 <br />Visibility : 1.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.00 <br />Altitude : 1.00 <br />Material weight : 0.87 <br />Blade type : 1.00 <br />Net correction : 0.52 <br />Source <br />Adjusted unit production : 724.32 LCY/hr <br />Adjusted fleet production : 724.32 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 0.60 Hours <br />Unit cost : $0.221 /LCY Total job cost : $96 <br />