2017-09-19_PERMIT FILE - C1981019A ‎(2)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/19/2017
• Doc Name: Cumulative Bond Schedule
• Section_Exhibit Name: Exhibit 13C
• Media Type: D
• Archive: Yes

BULLDOZER RIPPING WORK
Task description: Rip 29,458' of Collom Haul Road
Site: Colowyo Coal Mine Permit Action: 13C Permit/Job#: C1981019
Seismic:
Area:
PROJECT IDENTIFICATION
Task #: 003 State: Colorado
Date: 3/15/2017 County: Moffat
User: ZTT
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: OBSOLETE - Cat D11R -
11 SU
Ripper Attachment: 1 -Shank Ripper
Abbreviation: None
Filename: CO 19-003
Horsepower:
850
Shift Basis:
1 per day
Data Source:
(CRG)
Cost Breakdown:
NA
BCY
18.90 acres Rip Depth (ft):
1.50
Utilization %
Ownership Cost/Hour:
$220.12
NA
Operating Cost/Hour:
$235.69
100
Ripper Ownership Cost/Hour:
$21.79
NA
Ripper Operating Cost/Hour:
$11.30
100
Operator Cost/Hour:
$41.85
NA
Total Unit Cost/Hour:
$530.75
mph
Total Fleet Cost/Hour: $1,061.49
MATERIAL QUANTITIES Selected estimating method:
Alternate Methods:
Area
NA Bank Volume:
NA
BCY
18.90 acres Rip Depth (ft):
1.50
Volume: 45,738
Source of estimated quantity: Table 7
Exh. 13B -T-20
HOURLY PRODUCTION
Seismic:
Seismic Velocity:
NA
feet/second
Area:
Average Ripping Depth:
3.00
mph
Average Ripping Width:
7.94
degrees
Average Ripping Length:
300.00
feet
Average Dozer Speed:
88.00
feet
Average Maneuver Time:
0.25
feet
Production per unit area:
0.897
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.897
Acres/hr
Site Altitude:
7,500
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift/day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.74
Acres/hr
Adjusted Hourly Fleet Production:
1.49
Acres/hr
JOB TIME AND COST
Fleet size: 2 Grader(s)
Total job time:
12.70
Unit cost: $713.149 Per acre
Total job cost: $13,478
NA
BCY or CCY
Hours
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