Laserfiche WebLink
EARTHWORK ESTIMATING - DOZER WORK <br />TASK DESCRIPTION <br />- ~ <br />^~ <br />HOURLY EQUIPMENT COST: <br />Machine make and model - attachments : - ,;:i,,._~, <br /> adjusted operator cost Per Hour <br /> <br />Shift <br />no. hours <br />per <br />da days <br />per <br />week .base <br />rental <br />rate/hr. <br />Operating <br />cost/hr base <br />wage <br />rate/hr <br />overtime <br />adjustment shift <br />Dremium <br />adj. total <br />equip. <br />cost/hr <br />1 N/A <br />2 ~~ ~~ <br />3 ~~ ~~ <br />iotai = > /hr. <br />~ /hr. divided by shifts/day = b average eouipment cost /h r. <br />MATERIAL QUANTITIES: <br />BCY x swell factor = "' ~ LCY I <br />Verification method s) used - / .... ~ ~,.4. >...,,,,,,,.r/ <br />' r <br />HOURLY PRODUCTION: <br />(-) favorable <br />Push distance = 30o ft., altitude = w=on ft., grade = t,~D % (+) unfavorable <br />Unadjusted hour production from dozer curve tables = y2o LCY/hr. <br />Jab condition correction factors (multloly all approp. factors to obtain total): <br />Operator . ~S .. _ <br />Material Consistency <br />Dozing method (normal, slot, side-by-side) . <br />Visibility (average for all shifts). . <br />Job efficiency (average for all shifts). ~ = <br />Oirect Drive Transmission. . <br />Grade adjustment . ~/ <br />Attitude adjustment <br />Material weight correction . <br />81 ode type . _ <br />,~ net correction factor <br />~/3o LCY/h r. x ~;~' _ ~~ LCY /h r. adjusted prod. per dozer <br />unadj. prod. net correction <br />x LLY/hr = LCY/hr. adjusted fleet production <br />no. ozers adj. oro~ <br />used per dozer <br />JOB COST: <br />'7 5~ LCY divided by ~~~ LCY/hr. = 7 Kf _ total job hours <br />total material val. fleet prod. <br />5 /hr. ova. dozer cost x dozers used = E hourly fleet cost <br />7 iy hrs x b iy '~ /hr. = b /Dr9 Total Job Cost <br />total job time hour y r eet cost <br />unit lost/LCY = $ p 9 divided by 75~ = S /.`~/ /LCY <br />TIILrdT"~IIU-CQSL TUTS r~i1'dLETT3T~r' <br />