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: .8 Fir_e_ ,.a-
HOURLY EQUIPMENT COST:
Machine make and model attachments
adjusted Operator Cost Per Hour
hours days ` base base shift total
shift per per rental operatinq wage overtime premium equip.
no. day week rate/hr. cost/hr rate/hr adjustment adj. cost/hr
1 s / /G J3 N/A . S
2 Is
3 � -
o a = i g r.
$ ;// 8 /hr. divided by shifts/day = $ g averaqe equipment cost/hr.
MATERIAL QUANTITIES:
BCY x swell factor = S3 3 3 3 LCY
Verification method(s) used
HOURLY PRODUCTION:
(-) favorable
Push distance = 1,s—o ft. , altitude = 1� aao ft. , grade = / 8 % (+) unfavorable
Unadjusted hourly production from dozer curve tables LCY/hr.
Job condition correction factors (multiply all approo. factors to obtain total ) :
Operator . . . . . . . . . . . . . . . . . . . . . . . 7S
Material Consistency . . . . . . . . . . . . . -70
Dozing method (normal , slot, side-by-side) . . . . .
Visibility (average for all shifts) . .
Job efficiency (average for all shifts) . . . . . . . . 8 3
Direct Drive Transmission. . . . . . . . . . . . . .
Grade adjustment . . . . . . . . . . . . . . . . . . . 63
Altitude adjustment . . . . . . . . . . . . . . . . q
Material weight correction . . . . . . . . . . . . .
Bladetype . . . . . . . . . . . . . . . . . . . . ._
_ �:� LCY/hr. adjustednet correction factor
6;c� LCY/hr. x /6 prod. per dozer
unadj. prod. net correction
f x 13 LCY/hr = �' y �' LCY/hr. adjusted fleet production
no. dozers adj. pro-d.
used per dozer
JOB COST:
3-F3 LCY divided by / 6? LCY/hr. = a88, 3 total job hours
total material vol. fleet prod.
$ // /hr. avg. dozer cost x �_ dozers used = $ i/� hourly fleet cost
a89 .3 hrs x $ //3 /hr. = $ 34/, o 9 Total Job Cost
total job time hourly fleet cost
unit cost/LCY = $ 3 p divided by 3 _ $ y /LCY