2013-04-15_PERMIT FILE - C1981038 ‎(12)‎

• Permit No: C1981038
• IBM Index Class Name: Permit File
• Doc Date: 4/15/2013
• Doc Name: Reclamation Cost Estimate
• Section_Exhibit Name: Reclamation Cost Estimate SL4
• Media Type: D
• Archive: No

Cost Summary Worksheet Cont'd Task # 001 Page 9 of 118
BULLDOZER RIPPING WORK
Task description: Rip Roads
Site: Bowie No. 1 Mine Permit Action: Bond Release 4 (SL -4) Permit/Job #: C1981038
PROJECT IDENTIFICATION
Task #: 041 State: Colorado
Date: 3/8/2013 County: Delta
User: BFB
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Abbreviation: None
Filename: C038 -041
Basic Machine: Cat D10T - lOSU
Horsepower:
574
Ripper Attachment: 3 -Shank Ripper
Shift Basis:
1 per day
Data Source:
(CRG)
Cost Breakdown:
Utilization %
Ownership Cost/Hour:
$110.73
NA
Operating Cost /Hour:
$183.36
100
Ripper Operating Cost/Hour:
$10.01
100
Operator Cost /Hour:
$37.41
NA
Total Unit Cost/Hour:
$341.51
Total Fleet Cost /Hour:
$1,366.06
MATERIAL QUANTITIES
Selected estimating method: Area
Alternate Methods:
Seismic: NA Bank Volume:
NA
BCY
NA
Area: 0.55 acres Rip Depth (ft): 2.00
Volume: 1,775
BCY or CCY
Source of estimated quantity:
Map 8 -1
HOURLY PRODUCTION
Seismic:
Seismic Velocity:
NA
feet/second
.Area:
Average Ripping Depth:
2.87
mph
Average Ripping Width:
8.67
degrees
Average Ripping Length:
200.00
feet
Average Dozer Speed:
88.00
feet
Average Maneuver Time:
0.25
feet
Production per unit area:
0.947
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.947
Acres/hr
Site Altitude:
7,000
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift /day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.79
Acres/hr
Adjusted Hourly Fleet Production:
3.14
Acres/hr
JOB TIME AND COST
Fleet size: 4 Grader(s)
Total job time:
0.17
Hours
Unit cost: $434.593 Per acre
Total job cost:
$239.00
CIRCES Cost Estimating Software