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f <br />• C I R C E S Cost Estimating Software <br />EARTHNORK FORM - BULLDOZER WORK <br />Agency or organization name DMG <br />Task # 004 State Colorado Permit # M-77-306 <br />Date 09/28/99 County Montrose Abbr. none <br />User NHE Site Jd-9 Mine Filename M306-004 <br />Permit/job action General 112 Bond R eview <br />Task description Grade pond, vents, shop and roads = 2 .25 ac <br />HOURLY EQUIPMENT COST Basic machine Ca[ D8N (1996) Horsepower 285 <br />_____________________ Blade type Semi-Universal ---------~ <br /> Attachment #1 ROPS Cab Shift basis: 1/day <br /> Attachment #2 3-shank ripper <br />___________________ <br />_ ---------~ <br /> Utilization % (CRG) <br />Cost Breakdown Ounersh ip E/hour 543.08 NA <br />-------------- Operating E/hour 554.94 100 <br /> Ripper ap.E/hour 51.77 25 <br /> Operator E/hour 523.12 NA <br /> Total unit 5/hour: 5122.90 Total f leet E/hour 8122.90 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume 7,260 LCY factor NA volume <br />_________ __ 7,260 <br />___________ LLY <br />------------- <br />Source of quantity take-off - <br />(2.25ac )(43560sgft/ac)(2'D )/27 <br />_______________________________ = 7,260 cy <br />___________ <br />_________ <br />Source of est. swell factor NA <br /> <br />HOURLY PRODUCTION ------------------------------- ----------- --------- <br />_________________ Job Condition Correcti on Factors <br />Avg. push distance 50 ft. ---------------------- ----------- <br />--------- Operator.......... 0.75 (avg.) <br />Unadjusted hourly Mat. consistency.. 0.90 (CAT HB) <br />dozer production 1180 LCY/hr Dozing method..... 1.00 (gen.) <br />--------- Visibility........ 1.00 (avg.) <br />Material consistency descripti on Job etf ici ency.... 0.83 (1sh/day) <br />Compacted fill or embankment Spoil pile factor. 0.80 (fnd-rf) <br />---------------------------------------Push gradient..... 1.00 (CAT HB) <br />Avg. push gradient 0.00 Y. (pas) Altitude deration. 1.00 (CAT HB) <br />--------- Material weigh[... 0.87 (CAT H8) <br />Avg. site altitude 6,500 ft. Blade type........ 1.00 (S or U) <br />________ <br />Materia( weight 2,650 _ ______________________ <br />lb/LCY Net jab correction ___________ <br />0.39 <br />Mat. description --------- -- ----------- <br />Decomposed rock - 26% Rock, 75% Earth Adjusted unit prod.: 458.66 LCY/hr <br />_____________________________ __________ __ <br />Adjusted fleet production __________ <br />458.66 _ <br />LCY/hr <br />JOB COST -- ---------- - <br />Fleet size 1 Dozers) Total job time 15.83 Hours <br />-------- <br />Unit cost 50.268 - __ <br />/LCY Total job cost __________ <br />51,945.35 _ <br />