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CIRCES Cost Estimatinst Software <br />PROJECT IDENTIFICATION <br />Task # : 01a <br />Date : 03/16/2004 <br />User : SSS <br />Agency or organization name :DMG <br />Permit or otherjob action :new 112c permit <br />Task description :Reduce highwall to 3H:1 V grade (mid-point in mining) <br />HOURLY EQUIPMENT COST <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial <br />volume : 1,530 <br />State :Colorado <br />County :Moffat <br />Site :Juniper Mountain Gravel <br />Basic machine :Cat D8R Series ll <br />Blade type :Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 :3-shank ripper <br />Ownership cost/hour <br />Operafing cosffhour <br />Ripper op. cost hour <br />Operator wsUhour <br />Total unit costmour <br />Permitrob# :M-2003-073 <br />Abbreviation :none <br />Filename :M073-01a <br />8SU Horsepower : 310 <br />Utilization <br />$49.85 NA <br />$66.44 100 <br />$1.76 25 <br />$31.83 NA <br />Shift basis : 1 per day <br />Data source : (CRG) <br /> <br /> <br /> <br /> <br />$149.88 Total fleet cosUhour <br />$149.88 <br />Swell Loose <br />CCY factor: 1.180 volume: 1,805 LCY <br />Source of estimated volume :Assume 1100'L x avg. 10'H highwall cut and fill to 3H:1 V <br />Source of estimated swell factor : CA T Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.). <br /> Visibility : 1.00 (avg.) <br />Material consistency descdption : Job efficiency : 0.83 (1 shift/dayJ <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.38 (Cat HB) <br />Average push gradient : 18.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 8,200 feet Material weight : 0.98 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,400 Ibs/LCY Net corzection : 0.58 <br />Weight description <br />Cla v and gravel - Drv <br />Adjusted unit production : 818.85 LCY/hr <br />Adjusted fleet production : 818.85 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) Total job time : 2.21 Hours <br />Unit cost : $0.183 /LCY Total job cost : $331 <br />