2010-04-09_PERMIT FILE - C1996083A

• Permit No: C1996083A
• IBM Index Class Name: Permit File
• Doc Date: 4/9/2010
• Doc Name: Reclamation Cost Estimate
• Section_Exhibit Name: Volume I 3.02.2 Reclamation Cost Estimate MR118
• Media Type: D
• Archive: Yes

CIRCES Cost Estimating Software
BULLDOZER WORK
PROJECT IDENTIFICATION
Task #: 015 State : Colorado Permit/job# : C -96 -083
Date : 0112612010 County :Delta Abbreviation :none _
User: JRS Site: Bowie No. 2 Mine Filename :C083 -015
Agency or organization name : Colorado Division Of Reclamation, Mining And Safety
Permit or other job action :2009 Midterm Review
Task description: Backgll and Regrade B -Seam Portal Bench
HOURLY EQUIPMENT COST
Basic machine: Cat D10R - 10SU (2005) Horsepower: 570
Blade type: Semi - Universal
Attachment no. 1 : ROPS Cab Shift basis: 1 per day
Attachment no. 2 :3-shank ripper
Data source : (CRG)
Average push distance : 150 feet
Unadjusted hourly production : 1,243.2 LCY /hr
Material consistency description
Compacted fill or embankment
Average push gradient: 20.00 % (I
Average site altitude : 6,750 feet
Material weight: 2,900
Weight description :
Decomposed rock - 50% Rock, 50% Earth
Ibs /LCY
Operator skill :
Material consistency :
Dozing method :
Visibility:
Job efficiency:
Spoil pile:
Push gradient :
Altitude :
Material weight:
Blade type :
Net correction :
Utilization %
Cost Breakdown: Ownership cost/hour: $89.77
NA
Operating cost/hour: $128.30
100
Ripper op. cost/hour : $0.00
0
Operator cost/hour: $38.54
NA
Total unit cost/hour : $256.60
Total fleet cost/hour: $1,026.41
MATERIAL QUANTITIES
Initial Swell
Loose
volume: 32,000 CCY factor : 1.165
volume : 37,280 LCY
Source of estimated volume :Operator Estimate
Source of estimated swell factor : CAT Handbook
HOURLY PRODUCTION Job Condition Correction Factors Source
Average push distance : 150 feet
Unadjusted hourly production : 1,243.2 LCY /hr
Material consistency description
Compacted fill or embankment
Average push gradient: 20.00 % (I
Average site altitude : 6,750 feet
Material weight: 2,900
Weight description :
Decomposed rock - 50% Rock, 50% Earth
Ibs /LCY
Operator skill :
Material consistency :
Dozing method :
Visibility:
Job efficiency:
Spoil pile:
Push gradient :
Altitude :
Material weight:
Blade type :
Net correction :
0.75
0.90
1.00
1.00
0.83
0.80
0.54
1.00
0.79
1.00
0.19
(avg.)
(Cat HB)
(gen.)
(avg.)
(1 shift/day)
(fnd -rf)
(Cat HB)
(Cat HB)
HB)
__(Cat
(S /SU /U)
Adjusted unit production : 240.67 LCY /hr
Adjusted fleet production : 962.67 LCY /hr
JOB TIME AND COST
Fleet size : 4 Dozer(s) Total job time : 38.73 Hours
Unit cost: $1.066 /LCY Total job cost: $39,749