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CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />PROJECT IDENTIFICATION <br />Task # : 058 <br />Date : 11/20/2007 <br />User : JRS <br />State :Colorado <br />County :Delta <br />Site :Bowie No. 1 Mine <br />PermiUjob # : C-1981-038 <br />Abbreviation :none <br />Filename : C038-058 <br />Agency or organization name :Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase I Bond Release SL-03 <br />Task description :Excavate Haul Road Outslope and Place at Toe <br />HOURLY EQUIPMENT COST <br />Machine description :Cat 330C L <br />Horsepower : 244 <br />Weight (MT) : 33.72 <br />Cost Breakdown : Utilization <br />Ownership cost/hour : $45.61 NA Shift basis : 1 per day <br />Operating cost/hour : $61.06 100 Data source : (CRG) <br />Operator cost/hour : $32.96 NA <br />Total unit cost/hour : $139.63 Total fleet cost/hour : $139.63 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,136 BCY factor : 1.330 volume : 4,171 LCY <br />Source of estimated volume :Maps 6A-5N <br />Source of estimated swell factor :CAT Handbook <br />HOURLY PRODUCTION <br />Excavator Cvcle Time (load bucket, swing loaded, dump bucket, swing empty) <br />Basic job condition description <br />Secondary job condition within basic description <br />Cycle time value <br />Bucket Caoacitv <br />Rated bucket capacity <br />Bucket fill factor <br />Adjusted bucket capacity <br />2.25 LCY (heaped) Bucket size class <br />0.85 Hard, tough clay (80% - 90%) <br />SEVERE <br />SEVERE <br />0.45 minutes <br />medium <br />1.91 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 7,100 feet Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency adjustment : 0.83 (1 shift/day) <br />Net job correction : 0.83 multiplier <br />