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~ol orado Division of Minerals and Geology • <br />_________________________________________ <br />ESTIMATING FORM - BULLDOZER NORK <br />Task #: 1 Prep. by: SSS Task File Name: M115-1 <br />Date: 03/02/99 Permit #:M-85-115 Mine: Greer Pi[ <br />PermiT Action: Routine bond recalculation <br />_______________________________________________ <br />Task Description: Regrade south and east pit slopes <br />HOURLY EOUI PMENT COST <br />_____________________ Basic Machine: Cat DBN Horsepower: 285 <br /> Blade Type: SEMI-UNIVERSAL ---------~ <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: N/A --------- <br />Cost Breakdown: <br />-------------- Utilization % <br />Ownership cost/hr = 837.10 N/A <br />Operating 8 overhaul cost/h r- dozer = 855.03 100 <br /> -ripper = 80.00 N/A <br />Operator cost/hr = 823.12 N/A <br />Total egp t. unit cost/hr = 8115.25 Total fleet cost/hr: 8115.25 <br />----- <br />MATERIAL QUANTITIES -------- --- <br />Initial Swell Loose <br />Volume: 5,504.0 L <br />--__________ CY Fac [or: N/A Volume: <br />_________- _____ 5,504.0 <br />________ LCY <br />Source of quantity ta ke-off: Assune 145' x 1025' slope gradeda 1'avg. depth <br />Source of est. swell factor: N/A <br />_ <br />_____ <br />___ <br />HOURLY PRODUCTION ________ _ <br />___________________ ________ ______ <br />_________________ Job Condition Correction Factors <br />Avg. push distance: 55 ft. ------------------------- ------- <br />_ __--___ _ Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.90 (Ca[ [bl) <br />dozer production: 1126 LCY/hr Dozing method..... 1.00 (gen.) <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..... 1.60 (Cat tbl) <br />Avg. push gradient: 30.00 % (neg) Altitude derati on. 1.00 (Cat tbl) <br />- ------- - Material weight... 0.96 (Cat tbl) <br />Avg. site altitude: 6600 ft. Blade type........ 1.00 (S or U) <br />- <br />Material weight ---_-__ <br />2400.00 _ <br />lb/LCY _________________________ <br />Net Job Correction _______ <br />0.69 <br />Mat. Desc r.: - ------- - ---- --••---- <br />Clay 8 gravel - Dry <br />_____________________ <br />_______ <br />_________ Adjusted Unit Prod.: <br />____ 774.29 <br />_______ LCY/hr <br /> Adjus ted Fleet Production: 774.29 LCY/hr <br />JOB COST ---- ------- <br />Fleet size 1 Dozers) Total Job Time: <br />____ 7.11 Hours <br />_ <br />Unit Cost _______ <br />80.149 <br />/LCY <br />Total Job Cost: __----- <br />8819.24 <br />