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GENERAL42606
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GENERAL42606
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Last modified
8/24/2016 8:11:21 PM
Creation date
11/23/2007 11:53:03 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980004
IBM Index Class Name
General Documents
Doc Date
1/9/1987
Doc Name
Midterm Review Findings Document
Permit Index Doc Type
Findings
Media Type
D
Archive
No
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EARTHWORK ESTIMATING - HYDRAULIC EXCAVATOR/FRONT SHOVEL WORK <br />r4sk ~ ~ <br />TASK DESCRIPTI <br />~)~~i~~ <br />HOURLY EQUIPMENT COST: <br />Machine make and model ~pf 7.25 1-lys/. ~=xc_ attachments: <br /> adjusted Operator Cast 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 />cast/hr base <br />wage <br />rate/hr <br />overtime <br />adjustment shift <br />premium <br />adj. total <br />equip. <br />cost/hr <br />1 d ~ _g8 I S 4- ~ of Pi/A i8.3 <br /> <br />B - _ ~' ~~ ~' -- _ <br />coca i = L 'l G_;~t <br />$ 98:~ y /hr. divided by ~_ shiftq/day = $ ~~ average equipment cost /h r. <br />MATERIAL QUANTITIES: <br />Bank volume = OSO BCY or~CY~x /,/O swell factor = G_G55 <br />Verification met od s used C,~ss S_~'-~.~sC~wf~~t.)~/s~!,~,~ris,,,,. i=•a.'_.2-r i t_(- <br />HOURLY PRODUCTION: <br />Cycle Time = ~ seconds/cycle (from cycle time table in Section VII) <br />Rated bucket payload (from Section III) _ /,3g LCY (nominal heaped) <br />Type of material „~;~./,~/ ~r-~_-rzwr~-%vt;"altitude = 6.7.x• ft. <br />Bucket fill factor from fill factor tahle in Section VIII = N /~ <br />i,3g LCY x ~%/ _ /.?FI LCY <br />rated payload fill factor adjusted payload <br />3,600 seconds/hr divided by ~ seconds/cycle = /~=~ cycles per hour <br />LCY/hr (unadjusted): <br />/.3~ adjusted bucket payload x /4 N cycles/hr = /9~.?~ LCY/hr <br />LCY <br />Adjusted hourly production: <br />/9~.)_ LCY/hr x .o? job efficiency* x ,v/4 altitude adj. _/%!>=' LCY/hr <br />*average for all shifts utilized <br />JOB COST: <br />L ~-, LCY divided by /;=f "`~ LCY/hr = ~ O, ' ~ hrs <br />tota materia vo ume a-d,7. proms total jo~time <br />"'' ? hrs x $ `~~;_ ~=~ /hr = $ y j _';,,~ ? Total Job Cost <br />tot. job time avg. equip. cost <br />unit cost/LCY = $ ~ ~-.-"'^ divided by _~, a c~ _ $ '=?~ /LCY <br />total job cost total material vol. <br />
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