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EARTHWORK ESTIMATING - DOZER WORK <br /> TASK DESCRIPTION: _ ,gc � �., A10"• .LAEAyC—/i <br /> HOURLY EQUIPMENT COST: <br /> Machine make and model ,/7 8 L attachments — <br /> adjusted Operator Cost Per Hour <br /> hours days base base shift total <br /> shift per per rental operating wage overtime premium equip. <br /> no. day week rate/hr. cost/hr rate/hr adjustment adj. cost/hr <br /> 1 6 3 N/A a s <br /> 2 <br /> 3 <br /> Total = JiB. o. r• <br /> $ //t� o o /hr. divided by / shifts/day = $ // g o o average equipment cost/hr. <br /> MATERIAL QUANTITIES: <br /> BCY x swell factor = /o6 - LCY <br /> Verification method(s) used <br /> HOURLY PRODUCTION: <br /> (-) favorable <br /> Push distance = /oo ft. , altitude = io, 000 ft., grade = t 2 Z % (+) unfavorable <br /> Unadjusted hour's production from dozer curve tables = 9 2 o LCY/hr. <br /> Job condition correction factors (multiply all approp. factors to obtain total ) : <br /> Operator . . . . . . . . . . . . . . . . . . . . . . 7-5� <br /> Material Consistency . . . . . . . . . . . . . . 7 o <br /> Dozing method (normal , slot, side-by-side) . . . . . <br /> Visibility (average for all shifts) . . . . . . . <br /> Job efficiency (average for all shifts) . . . . . . . 1813 <br /> Direct Drive Transmission. . . . . . . . . . . . . . <br /> Grade adjustment . . . . . . . . . . . . . . . . . . Go <br /> Altitude adjustment . . . . . . . . . . . . . <br /> Material weiqht correction . . . . . . . . . . . . . <br /> Blade type .. <br /> . a y net correction factor <br /> 72cv LCY/hr. x , --�,y = ;Z 2 / LCY/hr. adjusted prod. per dozer <br /> unadj. prod. net correction <br /> / x Z 2/ LCY/hr = -.2Z Z / LCY/hr. adjusted fleet Production <br /> no. dozers adj. prod. <br /> used per dozer <br /> JOB COST: <br /> 2 / a6s LCY divided by ZZ / LCY/hr. 3 total job hours <br /> total material vol. fleet prod. <br /> $ //S /hr. avq. dozer cost x / dozers used = $ 06 hourly fleet cost <br /> (is- 3 hrs x $ 1119 /hr. = $ Total Job Cost <br /> total job time hourly fleet cost <br /> unit cost/LCY = $ // z divided by ;Z/ _ $ . 5-3 /LCY <br />