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•olorado Division of Minerals and Geology • <br />ESTIMATING FORM - BULLD02ER YORK <br />Task #: 1 Prep, by: SSS Task File Name: M002-1 <br />Date: 11/04/98 PermiC #:X-79-002 Nine: North Delta Pit <br />---`----"-- •_`_----- --`-----`-`--`----- <br />Fermi[ Action: Routine Bo011 Recalculation <br />-_____-_-_..,o.________________________________ <br />Task Description: Highwall reduction and backfiLL <br />HOURLY EOUI PMENT COST <br />___________________- Basic Machine: Cat D9N Horsepower: 37(I <br /> B Lade Type: SEMI-UNI VERBAL ---------~ <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper ---------~ <br />Cost Breakdown: <br />I -"-----`----- Utilization <br />Ownership cost/hr = E44.97 N/A <br />Operating 8 overhaul cost/h r- dozer = 578.89 100 <br /> -ripper = E2.42 30 <br />Operator cost/hr = E23.12 N/A <br />'~ Total egpt. unit cost/hr = 5149.39 Total f leet cost/h r: E298.78 <br />MATERIAL QUANTITIES <br />' Iniii al Buell Loose <br />Volume: 11,300.0 CCY Factor: 1.060 Volume: 11,978.0 LCY <br />Source of quantity take-off: Assume 18'H x 2600'L highwall cut 8 fill to 3:1 <br />Source of est. swell factor: CAT Handbook <br />' HOURLY PRODUCTION <br />_________________ Job Condition Correc tion Factors <br />Avg• push distance: 55 ft. ------------------- ----^------- <br />- -------- Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat, consistency.. 0.90 (Cat tbl) <br />dozer production: 1598 LCY/hr Dozing method..... 1.10 (50% sl) <br />- -------- Visibility........ 1.00 (avg.) <br />Material consistency: Job efficiency.... 0.83 (1sh/day) <br />Compacted fill or embankment Spoil pile factor. 0.80 (fnd-rf) <br />--------------------- -------- -------- Push 9radi ent..... 1.35 (Cat tbl) <br />' Avg. push ~g radient: 16.00 % (neg) Altitude deration. 1.00 (Cat tbl) <br />- -------- Material weight... 0.71 (Cat tbl) <br />Avg. site attitude: 4940 ft. Blade type........ 1.00 (S or U) <br />I Material weight 3250.00 lb/LCY Net Job Correction 0.47 <br />Mat. Desc r.: - -------- ----------- <br />Gravel - Pitrun Adjusted Unit Prod.: 752.08 LCYfhr <br /> Adjusted Fleet Production: 1504.17 LCY/hr <br />JOB COST ----------- <br />Fleet size 2 Dozers) Total Job Time: 7.96 Hours <br />Unit Cast E0.199 /LCY Total Job Cost: E2,379.28 <br />