2018-07-05_REVISION - C1980004

• Permit No: C1980004
• IBM Index Class Name: Revision
• Doc Date: 7/5/2018
• Doc Name: Cost Estimate
• From: Tabetha Lynch
• To: Clayton Wein
• Type & Sequence: RN8
• Email Name: TNL
• Email Name: CCW
• Media Type: D
• Archive: No

COMPACTION WORK
Task description: Spread and Compact Uncompacted Refuse Coal Mine Waste Pile
Site: McClane Canyon Mine
Permit Action: RN8
PROJECT IDENTIFICATION
Task #: 006 State:
Date: 7/2/2018 County:
User: TNL
Colorado
Garfield
Permit/Job#: C1980004
Abbreviation: None
Filename: 006
Agency or organization name: DRMS
feet
4.00
HOURLY EQUIPMENT COST
10.00
inches
Basic Machine: OBSOLETE- CAT 815F
(5,280ft./12in./27cu.ft.)
Horsepower: 240
Compactor Type: Soil - tamping foot
847.60
Shift Basis: 1 per day
Site Altitude: 5,600 feet
Data Source: (CRG)
Cost Breakdown:
Utilization %
Ownership Cost/Hour:
$52.96
NA
Operating Cost/Hour:
$65.23
100
Operator Cost/Hour:
$26.32
NA
Total Unit Cost/Hour:
$144.51
Total Fleet Cost/Hour:
$144.51
MATERIAL OUANTITIES
Loose volume: 5,000 LCY Shrinkage factor: 0.870
Compacted volume: 4,350 CCY
Source of estimated volume: Division of Reclamation, Mining & Safety
Source of estimated shrinkage factor: Cat Handbook
HOURLY PRODUCTION
Compacted width per pass (W):
Average Compactor Speed (S):
Compacted thickness of each lift (L):
Conversion Constant (C):
Required number of machine passes (P):
Unadjusted Hourly Unit Production:
Job Condition Correction Factors
Unadjusted hourly production = (W x S x L x C) / P
6.50
feet
4.00
mph
10.00
inches
16.3
(5,280ft./12in./27cu.ft.)
5
passes
847.60
CCY/hour
Site Altitude: 5,600 feet
Source
Altitude Adj: 1.00 (CAT HB)
Job Efficiency: 0.83 (1 shift/day)
Net Correction: 0.8300 multiplier
Adjusted Hourly Unit Production:
Adjusted Hourly Fleet Production:
JOB TIME AND COST
Fleet size: 1 Compactor(s)
703.51 CCY/Hour
703.51 CCY/Hour
Total job time: 6.18 Hours