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CIRCES Cost Estimating Software <br />MOTOR GRADER WORK <br />.. .. <br />PROJECT IDENTIFICATION <br />Task # : 07a State : Colorado Permit/job #: M-2004-084 <br />Date <br />User <br />0610912009 County :Delta <br />THM Site :Benson Brothers Pig Mesa Pit <br />Agency or organization name: DRMS <br />Permit or other job action : TR-01 - Final Reclamation Cost Estimate <br />Task description : Grade 20 Acres <br />HOURLY EQUIPMENT COST <br />Basic machine: CAT 14H Horsepower : 215 <br />Attachment no. 1 :NA <br />Attachment no. 2 : Multi-shank ripper <br />Shift basis : 1 per day <br />MATERIAL QUANTITIES <br />Total area to be graded or ripped : 20.00 acres <br />Source of estimated acreage :Exhibit L <br />.. .... <br />HOURLY PRODUCTION <br />Selected application :Finish grading (0-2.5 mph) <br />Average grader speed : 1.25 mph <br />Selected blade angle : 30 degrees * • at 0 degrees, blade is perpendicular <br />Effective blade length : 12.10 feet to direction of travel. <br />Width of blade overlap per pass <br />Net grading or ripping width per pass <br />Unadjusted hourly unit production <br />Job Condition Correction Factors <br />Average site altitude : 5,100 <br />2.00 feet <br />10.10 feet ** *' width of ripper beam on ripping applications <br />1.5303 acres/hour <br />Source <br />Feet Altitude adjustment factor : 1.00 (Cat HB) <br />Job efficiency adjustment factor : 0.85 (1sh1d, mod.) <br />Net job correction : 0.8500 multiplier <br />Adjusted hourly unit production : 1.3008 acres/hour <br />Adjusted hourly fleet production : 1.3008 acres/hour <br />JOB TIME AND COST <br />Fleet size : 1 grader(s) Total job time : 15.38 hours <br />Filename :M084-07a <br />Abbreviation :none <br />Unit cost : $89.80 per acre Total job cost : $1,796