2008-08-11_PERMIT FILE - C1992080

• Permit No: C1992080
• IBM Index Class Name: Permit File
• Doc Date: 8/11/2008
• Doc Name: Cost Estimate
• Section_Exhibit Name: Appendix 5-7 Bonding Calculations
• Media Type: D
• Archive: No

CIRCES Cost Estimating Software
BULLDOZER WORK
PROJECT IDENTIFICATION
Task #: 003
Date : 0512012008
User: TA
Agency or organization name : Colorado Division Of Reclamation, Mining And Safety
Permit or other job action : Permit Renewal RN -03
Task description: Move boulders & cobbles on N. Pit bench to inside edge of bench
HOURLY EQUIPMENT COST
State : Colorado
County La Plata
Site Carbon Junction Mine
Basic machine Cat D9R - 9SU (2005)
Blade type Semi - Universal
Attachment no. 1 : ROPS Cab
Attachment no. 2:3-shank ripper
Shift basis : 1 per day
Source of estimated volume TR -12 cost estimate
Source of estimated swell factor CDRMS estimate
HOURLY PRODUCTION
Average push distance : 120 feet
Unadjusted hourly production : 1,093.1 LCY /hr
Material consistency description
Rock, well ripped or blasted
Average push gradient
Average site altitude
1.00 % (pos)
7,000 feet
Material weight: 3,300 Ibs /LCY
Weight description :
Decomposed rock - 75% Rock, 25% Earth
edition Correction Factors
Operator skill :
Material consistency:
Dozing method :
Visibility:
Job efficiency :
Spoil pile:
Push gradient :
Altitude :
Material weight:
Blade type :
Net correction :
0.75
0.80
1.00
1.00
0.83
0.80
0.99
1.00
0.70
1.00
0.27
Data source : (CRG)
(Cat HB)
(gen.)
Utilization %
Cost Breakdown: Ownership cost/hour:
$71.49
NA
Operating cost/hour:
$103.27
100
Ripper op. cost/hour :
$0.81
10
Operator cost/hour:
$32.78
NA
Total unit cost/hour :
$208.34
Total fleet cost/hour: $208.34
................................................................................................................................................................
MATERIALUANTITIES .......................................................................................................................................................................
Q
...............................
...............................
Initial Swell
Loose
volume : 6,423 CCY factor :
1.215
volume: 7,804 LCY
Source of estimated volume TR -12 cost estimate
Source of estimated swell factor CDRMS estimate
HOURLY PRODUCTION
Average push distance : 120 feet
Unadjusted hourly production : 1,093.1 LCY /hr
Material consistency description
Rock, well ripped or blasted
Average push gradient
Average site altitude
1.00 % (pos)
7,000 feet
Material weight: 3,300 Ibs /LCY
Weight description :
Decomposed rock - 75% Rock, 25% Earth
edition Correction Factors
Operator skill :
Material consistency:
Dozing method :
Visibility:
Job efficiency :
Spoil pile:
Push gradient :
Altitude :
Material weight:
Blade type :
Net correction :
0.75
0.80
1.00
1.00
0.83
0.80
0.99
1.00
0.70
1.00
0.27
Source
(avg.)
(Cat HB)
(gen.)
(avg.)
(1shift/day)
(fnd -rf)
(Cat HB)
(Cat HB)
(Cat HB)
(S /SU /U)
Adjusted unit production
Adjusted fleet production
Permit/job# : C -92 -080
Abbreviation : none
Filename : C080 -003
Horsepower: 405
300.17
300.17
LCY /hr
LCY /hr
JOB TIME AND COST
Fleet size : 1 Dozer(s) Total job time: 26.00 Hours
Unit cost : $0.694 /LCY Total job cost : $ 5,417