1989-12-04_GENERAL DOCUMENTS - C1981017

• Permit No: C1981017
• IBM Index Class Name: GENERAL DOCUMENTS
• Doc Date: 12/4/1989
• Doc Name: Bid Documents ‎(IMP)‎
• Permit Index Doc Type: General Correspondence
• Media Type: D
• Archive: No

EARTHWORK ESTIMATING - DOZER WORK
TASK DESCRIPTION:
HOURLY EQUIPMENT COST:
Machine make and model J 8 attachments
adjusted Operator Cost Per Hour
hours days ` base base shift total
shift per per rental operating wage overtime premium equio.
no. day week rate/hr. cost/hr rate/hr adjustment adj. cost/hr
3 q 3 N/A
�S 2 of //3 ,00
o a = „ r.
$ //8 /hr. divided by / shifts/day = $ 1/6— average equipment cost/hr.
MATERIAL QUANTITIES:
BCY x swell factor LCY
Verification method(s) used
HOURLY PRODUCTION:
(-) favorable
Push distance =,� ft. , altitude �ft. , grade = % (+) unfavorable
Unadjusted hour' y-production from dozer curve tables = �2a1s2oLCY/hr.
Job condition correction factors (multiply all approo. factors to obtain total ) :
Operator . . . . . . . . . . . . . . . . . . . . . . �S
Material Consistency . . . . . . . . . . . . . .70
Dozing method (normal , slot, side-by-side) . . . . .
Visibility (average for all shifts) . . . . . . . . .
Job efficiency (average for all shifts) . . . . . . . d 3
Direct Drive Transmission. . . . . . . . . . . . . .
Grade adjustment . . ' . . . . . . . . . . . . . . . . S3�/• Z
Altitude adjustment . . . . . . . . . . . . . . . . S�
Material weight correction . . . . . . . . . . . . .
Bladetype . . . . . . . . . . . . . . . . . . . . ._
2/_ net correction factor
9zo��z� LCY/hr. x LCY/hr. adjusted prod. per dozer
unadj. prod. net correction
/ x /s � LCY/hr = �g';2sQ LCY/hr. adjusted fleet production
no. dozers adj.' prod.
used per dozer
JOB COST:
3 C 7 LCY divided by LCY/hr. = ICS.. total job hours
total material vol. fleet orod.
$ //&:- /hr. avq. dozer cost x / dozers used = $ /icy hourly fleet cost
3 d hrs x $ /hr. = $ / 9� s-y a Total Job Cost
total job time hourly fleet cost
unit cost/LCY = $ /9 divided by $ 5"3 /LCY