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Colorado Division of Minerals and Geology <br />ESTIMATING FORM - XYDRAULIC E%CAVATOR NORK <br />Task Y: 5 Prep. by: TDG Task File Name: M115-5 <br />Date: 08/19/97 Permit t:M-94. 115 Mine: Orion Pit <br />Permit Action; New 112c application <br />------------------------------------r_------___--- <br />Task Description; Install irrigation ditches across rect. areas <br />HOURLY EQUIPMENT COST <br /> Basic Machine: CA7 307 Sh1it Besis:l/day <br />Cost Breakdown: ------------------ --'----- <br />-------------- Utilization X Norsepower 54 <br />Ownership cost/hr = 58.56 N/A -------- <br />Operating 8 overhaul cost/hr= 58.67 100 Neight-tons: <br />Operator cost/hr = 522.95 N/A -------- <br /> -------- (DDI Of U) <br />Total egpt. unit cost/hr = 540.18 Total fleet cost/h r: 540.18 <br />MATERIAL QUANTITIES <br />___________________ <br />Initial Swell Loose <br />Volume: 1,422.0 LCY Factor: N/A Volume: 1,422.0 cu. yds. <br />Source of quantity rake-off: Assume 1,600 lF a 3'D • 3'N a 2:1 side slope <br />Source of est. swell factor: NA <br />HWRLY PRODULiI ON <br />_________________ <br />Cycle Time - Basic cycle time vs. job condition rating: AVERAGE <br />---------- - Time value within basic rating: MA%IMUM <br />Basic cycle time = 0.30 min. <br />Bucket Capacity ------------- <br />Rated capacity: 0.31 LCT (heaped) Size class: medi un <br />Bucket fill factor: 0.90 Other - soil, boulders, roots (80 -100X) <br />Adjusted capacity: 0.28 l[Y <br />Job CoMition Correction Factors - Altitude adj. = 0.90 ![XB) <br />-------------------------------- - Job efficiency = 0.83 (1s/d Y6A) <br />Site altitude 6,700 ft. ---------•- <br />Unadjusted hourly unit production <br />Adjusted hourly unit production <br />Adjusted hourly fleet production <br />JOB LOST <br />Net correction 0.75 <br />___--_-_--_ <br />56.17 LCY/Xr <br />41.96 LCY/Mr <br />41.96 LCY/Hr <br />Fleet Size: 1 Encavat or(s) Total Job Time: 33.89 Xours <br />______- __-_-_--___ <br />Unit Cost 50.957 /cu. yd. Total Job Cost: E1,361.55 <br />0206 <br />