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CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />PROJECT IDENTIFICATION <br />Task # : 054 <br />Date : 05/06/2008 <br />User : JRS <br />State :Colorado <br />County :Delta <br />Site :Sanborn Creek Mine <br />Weight (MT) : 33.72 <br />Cost Breakdown : Utilization <br />Ownership cost/hour : $45.61 NA Shift basis : 1 per day <br />Operating cosUhour : $61.06 100 Data source : (CRG) <br />Operator cosUhour : $32.96 NA <br />Total unit cost/hour : $139.63 Total fleet cost/hour : $139.63 <br /> <br />;;;: <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 332 CCY factor : 1.125 volume : 374 LCY <br /> <br />Source of estimated volume :Map E-3211 <br />Source of estimated swell factor :CAT Handbook <br /> <br />HOURLY PRODUCTION <br />Excavator Cvcle Time (load bucket swin4 loaded dump bucket swin4 empty) <br />Basic job condition description : AVERAGE <br />Secondary job condition within basic description : AVERAGE <br />Cycle time value : 0.32 minutes <br />Bucket Capacity <br />Rated bucket capacity : 1.12 LCY (heaped) Bucket size class : small <br />Bucket fill factor : 0.85 Hard, tough clay (80% - 90%) <br />Adjusted bucket capacity : 0.95 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 6,300 feet Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency adjustment : 0.83 (1 shift/day) <br />Net job correction : 0.83 multiplier <br /> <br />Unadjusted hourly unit production : 177.94 LCY/hour <br />Adjusted hourly unit production : 147.69 LCY/hour <br />Adjusted hourly fleet production : 147.69 LCY/hour <br />JOB TIME AND COST <br />Fleet size : 1 excavator(s) Total job time : 2.53 hours <br />Unit cost : $0.945 per LCY Total job cost : $353 <br /> <br />PermiUjob # : C-81-022 <br />Abbreviation :none <br />Filename : C022-054 <br />