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PROJECT IDENTIFICATION <br />Task # : 006 <br />Date : 1110212009 <br />User: JRS <br />CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />State : Colorado <br />County :Delta <br />Site :Bowie No. 2 Mine <br />Permit/job #: C-96-083 <br />Abbreviation :none <br />Filename :C083-006 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2009 Midterm Review <br />Task description :Pull Back Material at Old Truck Loadout Material Storage Area <br />HOURLY EQUIPMENT COST <br />Machine description : Cat 365B L Series 11(2005) Horsepower : 404 <br /> Weight (MT) : 70.25 <br />Cost Breakdown : Utilization % <br />Ownership cost/hour : $76.39 NA Shift basis : 1 per day <br />Operating cost/hour : $102.49 100 Data source : (CRG) <br />Operator cost/hour : $38.72 NA <br />Total unit cost/hour : $217.59 Total fleet cost/hour : $435.19 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 9,790 CCY factor : 1.165 volume : 11,405 LCY <br /> <br />Source of estimated volume: Page 3.02-2 <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION <br />Excavator Cycle Time (load bucket, swing loaded, dump bucket, swing empty) <br />Basic job condition description : SEVERE <br />Secondary job condition within basic description : SEVERE <br />Cycle time value : 0.57 minutes <br />Bucket Capacity <br />Rated bucket capacity : 3.27 LCY (heaped) Bucket size class : small <br />Bucket fill factor : a85 Hard, tough clay (80% - 90916) <br />Adjusted bucket capacity : 2.78 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 6,500 feet Altitude adjustment : 1.00 (Cat HS) <br />Job efficiency adjustment : 0.83 (1 shift/day) <br />Net job correction : 0.83 multiplier <br /> <br />Unadjusted hourly unit production : 292.58 LCY/hour <br />Adjusted hourly unit production : 242.84 LCY/hour <br />Adjusted hourly fleet production : 485.68 LCY/hour <br />7-1 <br />JOB TIME AND COST <br />Fleet size : 2 excavator(s) Total job time : 23.48 hours <br />Unit cost : $0.896 per LCY Total job cost : $10,220 <br />