_INSPECTION - M1974070 ‎(6)‎

• Permit No: M1974070
• IBM Index Class Name: Inspection
• Doc Name: Inspection Report
• From: DMG
• To: Lafarge West Inc.
• Inspection Date: 12/9/2002
• Media Type: D
• Archive: No

CIRCES Cost Estimating Software
BULLDOZER WORK
PROJECT IDENTIFICATION
Task# : 001 State:Colorado Permit/job#:M-1974-070
Date : 1212012002 County:Weld Abbreviation :none
User: TAS Site:Nelson Filename :M070-001
Agency or organization name :Division Of Minerals& Geology
Permit or other job action :Final Reclamation
Task description :Excavate or Backfill & Grade 41 Acre-feet of overburden/soil to finish
HOURLY EQUIPMENT COST
Basic machine :Cat D8R-8SU Horsepower: 305
Blade type :Semi-Universal
Attachment no. 1 :ROPS Cab Shift basis : 1 per day
Attachment no. 2:NA
Data source : (CRG)
Utilization%
Cost Breakdown• Ownership cost/hour: $42.20 NA
Operating cost/hour: $61.31 100
Ripper op. cost/hour: $a00 NA
Operator cost/hour: $30.65 NA
Total unit cost/hour: $134.16 Total fleet cost/hour: $268.33
MATERIAL QUANTITIES
Initial Swell Loose
volume : 66,147 CCY factor: 1.115 volume: 73,754 LCY
Source of estimated volume :permit
Source of estimated swell factor:program
HOURLY PRODUCTION Job Condition Correction Factors Source
Operator skill : 0.75 (avg.)
Average push distance : 150 feet Material consistency : 1.10 (Cat HB)
Unadjusted hourly production : 634.3 LCY/hr Dozing method: 1.20 (s-by-s)
Visibility: 1.00 (avg.)
Material consistency description : Job efficiency: 0.83 (lshift/day)
Partly consolidated stockpile Spoil pile : 0.60 (fnd-sf)
Push gradient: 1.02 (Cat HB)
Average push gradient: 1.00 %(neg) Altitude : - 1.00 -"(Cat HB)
Average site altitude: 6,000 feet Material weight: 1.10 (Cat HB)
Blade type : 1.00 (S/SU/U)
Material weight: 2,100 Ibs/LCY Net correction : 0.55
Weight description
Earth-Loam Adjusted unit production : 350.17 LCY/hr
Adjusted fleet production : 700.34 LCY/hr
JOB TIME AND COST
Fleet size: 2 Dozer(s) Total job time: 105.31 Hours
Unit cost: $0.383 /LCY Total job cost: $28,258