2011-10-09_REVISION - C1980007 ‎(2)‎

• Permit No: C1980007
• IBM Index Class Name: Revision
• Doc Date: 10/9/2011
• Doc Name: Reclamation Cost Estimate ‎(Part 3 of 3)‎
• From: DRMS
• Type & Sequence: RN6
• Email Name: JRS
• Email Name: DIH
• Media Type: D
• Archive: No

BULLDOZER RIPPING WORK
Task description: Rip pads and roads: MR -267, 270, 273, and 275
Site: West Elk Mine
PROJECT IDENTIFICATION
Task #: 722
Date: 7/5/2011
User: TAK
Cost Breakdown:
Area:
Ripper Attachment: 3 -Shank Ripper
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper Operating Cost/Hour:
Operator Cost/Hour:
Total Unit Cost/Hour:
Unit cost: $337.692 Per acre
Permit Action: Permit Renewal RN-
06 Permit/Job #: C 1980007
State: Colorado
County: Gunnison
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D9R - 9SU (2005)
$57.16
$110.89
$7.05
$38.49
$213.59
Total Fleet Cost/Hour: $854.35
MATERIAL QUANTITIES
Alternate Methods:
Seismic: NA Bank Volume: NA BCY NA
Area: 18 acres Rip Depth (ft): 2.00 Volume: 59,242 BCY or CCY
Source of estimated quantity: MR applications
HOURLY PRODUCTION
Seismic:
Seismic Velocity:
Average Ripping Depth:
Average Ripping Width:
Average Ripping Length:
Average Dozer Speed:
Average Maneuver Time:
Production per unit area:
Adjusted Hourly Unit Production:
Adjusted Hourly Fleet Production:
Horsepower: 405
Shift Basis: 1 per day
Data Source: (CRG)
Utilization %
NA
100
100
NA
Selected estimating method: Area
NA feet/second
2.63 mph
7.67 degrees
100.00 feet
88.00 feet
0.25 feet
0.762 acres /hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production: 0.762 Acres /hr
Site Altitude: 6,300 feet
Altitude Adj: 1.00 (CAT HB)
Job Efficiency: 0.83 (1 shift/day)
Net Correction: 0.83 multiplier
0.63 Acres /hr
2.53 Acres /hr
JOB TIME AND COST
Fleet size: 4 Grader(s) Total job time: 7.26 Hours
Total job cost: $6,200.00
Abbreviation: None
Filename: C007 -722
CIRCES Cost Estimating Software