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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task # : 01a <br />Date : 01/25/2005 <br />User : SSS <br />State :Colorado <br />County :Delta <br />Site :Brandstad[ Rock Pit <br />Permitfjab# : M-1988-004 <br />Abbreviation :none <br />Filename :M004-Ofa <br />Agency or organization name :DMG <br />Permit or other job action :Routine bond recalculation <br />Task description :Reduce highwall to 3:1 <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R Series 11- 7SU Horsepower : 240 <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 /> Utilization <br />Cost Breakdown : Ownership cosUhour : $40.61 NA <br /> Operating cosVhour : $48.13 100 <br /> Ripper op. cost/hour : $0.59 f0 <br /> Operator cosVhour : $31.76 NA <br /> Total unit cosUhour : $121.09 Total fleet cosUhour : $121.09 <br /> <br />MATERIAL QUANTITIES ;< <br />Initial Swell Loose <br />volume : 7,500 CCY factor : 1.090 volume : 8,175 LCY <br /> <br />Source of estimated volume :Assume 15'H x 800'L highwall reduced to 3:1 <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION Job Condition Correction Factors Source ~~~ <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 1.10 (Cat HB) <br />Unadjusted hourly production : 1,022.9 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description ; Job efficiency : 0.83 (1 shiWday) <br />Partly consolidated stockpile Spoil pile : 0.80 (fnd-rt) <br /> Push gradient : 1.17 (Cat HB) <br />Average push gradient : 7.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 5,180 feet Material weight : 0.96 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,400 Ibs/LCY Net correction : 0.61 <br />Weight description <br />Clay and gravel -Dry Adjusted unit production : 628.72 LCY/hr <br /> Adjusted fleet production : 628.72 LCY/hr <br />JOB TIME AND COST ~ ~~~~ ~~~~ ~ ~~~ <br />Fleet size : 1 Dozers) Total job time : 13.00 Hours <br />Unit cost : $0. i93 /LCY Total job cost : $1,575 <br />