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• Colorado Division of Minerals and G~gy <br />ESTIMATING FORM - BULLDOZER WORK <br />Task #: 1 Prep. by: WHE Task File Name: M076-1 <br />------------ ------- ---------- <br />Date: 01/27/91 Permit #:M-96-076 Mine: Western Slope Flagstone Quarry Ns, 7- <br />Permit Action: General 110 bond calculation. <br />Task Description: Rip 8 rough grade pit floor 8 3H:1V slope = 1.5 ac <br />HOURLY EQUIPMENT COST <br />- Basic Machine: Cat DBN Horsepower: 285 <br />Bl ade Type: SEMI-UNIVERSAL --------- <br />Attac hment #1: ROPS Cab Shif t Bas is: 1/day <br />Attac hment #2: 3-shank ripper --------- <br />Cost Breakdown: <br />------------ Utilization X <br />Ownership cost/hr = 546.40 N/A <br />Operating b overhaul cost/h r• dozer = 551.67 100 <br /> -ripper = 53.34 50 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = 5124.36 Total fleet <br />- cost /hr : 5124.36 <br />-------- <br />MATERIAL QUANTITIES ------- <br />Initial Swell Loose <br />Volume: 2.420.0 LCY <br />----------- Factor: N/A Volume: <br />---------- ---- 2.420.0 <br />------- LCY <br />- <br />Source of quantity take off: 1.5 acre s at 1' depth <br />Source of est. swell factor: NA <br />HOURLY PRODUCTION <br /> Job Condition Correction Factors <br />Avg. push distance: 50 ft. ---------------------- ---- -- <br />-------- - Operator.......... 0 .75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0 .90 (Cat tbl) <br />dozer production: 1180 LCY/hr Dozing method..... 1 .00 (gen.) <br />------- - VisibilitY~~•~~••~ : 1 .00 (avg.) <br />Material consistency: Job efficiency.... 0 .83 (lsh/day) <br />Compacted fill or embankment Spoil pile factor. 0 .80 (fnd-rf) <br />----------------------- ------ Push gradient..... 1 .00 (Cat tbl) <br />Avg. push gradient: 0.00 X (pos) Altitude deration. 1 .00 (Cat tbl) <br />----- Material weight... 0 .87 (Cat tbl) <br />Avg. site altitude: 5220 ft. Blade type........ 1 .00 (S.SU.U) <br />Material weight 2650.00 lb/LCY Net Job Correction 0. 39 <br />Mat. Descr.: --- -- -- -- <br />Decomposed rock - 25X Rock, 75X Earth Adjusted Unit Prod.: 458. 66 LCY/hr <br />-------------- <br />Adjusted Fleet Production: <br />458. <br />66 <br />LCY/hr <br />JOB COST ---- ----- -- <br />Fleet size 1 Dozers) Total Job Time: 5. 28 Hours <br />Unit Cost f0 271 /LCY Total Job Cost: 5656. 16 <br />