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EARTHWORK ESTIMATING - MOTOR GRADER kRK <br /> TASK DESCRIPTION: <br /> .L <br /> A 1 <br /> •HOURLY EQUIPMENT COST: <br /> Machine make'and model /5� �— 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 ad . cost/hr <br /> 1 'Y . 9 7 xr, F / . ye N/A <br /> u a <br /> 7 <br /> n n <br /> 3 o a = C� 5�? r. <br /> $ �. /hr. divided by / shifts/day = $ y�average equipment cost/hr. <br /> AREA MEASUREMENTS: <br /> Total area to be graded in acres = 2 b'3 <br /> Method(s) used to verify acreage <br /> HOURLY PRODUCTION: <br /> * <br /> . Grading Production - Acres Per Hour <br /> Acres Per Hour <br /> Light Medium Heavy <br /> Model Blade Width grading grading grading <br /> 12G 12 ft. 2.69 1.34 0.90 <br /> 14G 14 ft. 3.14 1.57 1.05 <br /> 16G 16 ft. 3.71 1.85 1.24 <br /> *Unadjusted rates <br /> s _Acres/hr x _ • P3 x 9 = f - Acres/hr (adj . ) <br /> unadj . prod. Jo efficiency** altitude adj . <br /> * average efficiency for all shifts utilized <br /> Fleet prod. _ _,[,_no. graders used x /�Acres/hr/grader = /.ate Acres/hr/fleet <br /> JOB COST: <br /> Acres divided by Acres/hr = 2 Total job hours <br /> tots acreage fleet prod. <br /> $ /hr avg. grader cost x _� graders used = $ F5- leet cost/hr <br /> hrs x $ /hr = $ / 7 Fi 7 Total Job Cost <br /> • total job hours- hourly fleet cost <br /> unit cost/acre - $ / divided by ��� _ $ 70 /Acre <br /> total job cost tota acreaae <br /> 33 <br />