2014-10-06_GENERAL DOCUMENTS - C1996083

• Permit No: C1996083
• IBM Index Class Name: General Documents
• Doc Date: 10/6/2014
• Doc Name: Midterm Review Midterm/Cost Estimate ‎(MT4)‎
• From: DRMS
• Permit Index Doc Type: Findings
• Email Name: SLB
• Email Name: DIH
• Media Type: D
• Archive: No

COMPACTION WORK
Task description: Compact Refuse on Gob Pile #2
Site: Bowie No. 2 Mine Permit Action: Midterm Review 4 Permit/Job #: C 1996083
PROJECT IDENTIFICATION
Task #: 039 State: Colorado
Date: 10/2/2014 County: Delta
User: SLB
Agency or organization name: DRMS
HOURLY EOUIPMENT COST
Abbreviation: None
Filename: C083 -039
Basic Machine: CAT 815F Horsepower:
Compactor Type: Soil - tamping foot Shift Basis:
Data Source:
Cost Breakdown:
MATERIAL OUANTITIES
240
1 per day
(CRG)
Loose volume: 200,000
LCY
Utilization %
Ownership Cost/flour:
$36.81
NA
Operating Cost/Hour:
$82.25
100
Operator Cost/Hour:
$28.75
NA
Total Unit Cost/flour:
$147.81
6.50
Total Fleet Cost/flour:
$147.81
4.00
MATERIAL OUANTITIES
240
1 per day
(CRG)
Loose volume: 200,000
LCY
Shrinkage factor: 0.900
Compacted volume: 180,000
CCY
Source of estimated volume: Page 2.05 -45
Source of estimated shrinkage factor: Cat Handbook
HOURLY PRODUCTION
Unadjusted hourly production = (W x S x L x C) / P
Compacted width per pass (W):
6.50
feet
Average Compactor Speed (S):
4.00
mph
Compacted thickness of each lift (L):
10.00
inches
Conversion Constant (C):
16.3
(5,280ft. /12in. /27cu.ft.)
Required number of machine passes (P):
3
passes
Unadjusted Hourly Unit Production:
1,412.67
CCY/hour
Job Condition Correction Factors
Site Altitude: 6,100 feet
Source
Altitude Adj: 1.00
(CAT HB)
Job Efficiency: 0.83
(1 shift /day)
Net Correction: 0.8300
multiplier
Adjusted Hourly Unit Production:
1,172.51
CCY/Hour
Adjusted Hourly Fleet Production:
1,172.51
CCY/Hour
JOB TIME AND COST
Fleet size: 1
Compactor(s)
Total job time: 153.52 Hours
Unit cost: $0.126 per CCY Total job cost: $22,691