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CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />PROJECT IDENTIFICATION <br />Task # : 08a <br />Date : 01/05/2004 <br />User : RCO <br />State :Colorado <br />County : La Plata <br />Site :lncas Mine <br />PermiUjob # :M-1986-076 <br />Abbreviation :none <br />Filename : M076-08a <br />Agency or organization name : DMG <br />Permit or other job action :Amendment AM-03 <br />Task description :install contour furrows on <br />HOURLY EQUIPMENT COST <br />Machine description :Cat 3188 L <br />first <br />Cost Breakdown : Utilization <br />Ownership cosUhour : $20.23 NA <br />Operating cost/hour : $20.04 100 <br />Operator cosUhour : $30.84 NA <br />Total unit cosUhour : $71.11 <br />Horsepower: 115 <br />Weight (MT) : 18.36 <br />Shift basis : 1 per day <br />Data source : (CRG) <br />Total fleet cost/hour : $71.11 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 1,849 LCV factor : NA volume : 1,849 LCY <br />Source of estimated volume :651 cy/ac x 2.84 ac graded slopes, furrows 10' apart <br />Source of estimated swell factor : na <br />HOURLY PRODUCTION <br />Excavator Cvcle Time (load bucket, swinc loaded, dump bucket, swing emotvl <br />Basic job condition description : AVERAGE <br />Secondary job condition within basic description : AVERAGE <br />Cycle time value : 0.26 minutes <br />Bucket Caoaciri <br />Rated bucket capacity : 0.92 LCY (heaped) Bucket size class : medium <br />Bucket fill factor : 0.68 Rock -Well blasted (60 % - 75%) <br />Adjusted bucket capacity : 0.62 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 10,800 feet Altitude adjustment : 0.83 (Cat HB) <br />Job efficiency adjustment : 0.83 (1 shifUday) <br />Net job correction : 0.69 multiplier <br />Unadjusted hourly unit production : 145.55 LCY/hour <br />Adjusted hourly unit production : 100.27 LCY/hour <br />Adjusted hourly fleet production : 100.27 LCY/hour <br />JOB TIME AND COST <br />Fleet size : 1 excavator(s) Total job time : 18.44 hours <br />Unit cost : $0.709 per LCY Total job cost : $1,311 <br />