2020-10-28_APPLICATION CORRESPONDENCE - X202023203

• Permit No: X202023203
• IBM Index Class Name: Application Correspondence
• Doc Date: 10/28/2020
• Doc Name: Adequacy Review
• From: DRMS
• To: New Elk Mining Company, LLC
• Email Name: JDM
• Email Name: TNL
• Media Type: D
• Archive: No

BULLDOZER WORK
Task description: Backfdl and Regrade Drill pads and Mud Pits
Site: Lorencito Canyon Mine Permit Action: 2020 Drilling Program Permit/Job#: X202023203
PROJECT IDENTIFICATION
Task#: 002 State: Colorado Abbreviation: None
Date: 10/28/2020 County: Las Animas Filename: X232-002
User: TNL
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D8T-8SU
Horsepower: 310
Blade Type: Semi-Universal
Attachment: 1-shank ripper
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
Utilization%
Ownership Cost/Hour: $116.22 NA
Operating Cost/Hour: $89.77 100
Ripper own. $15.57 NA
Cost/Hour:
Ripper op.Cost/Hour: $10.00 100
Operator Cost/Hour: $41.30 NA
Total unit Cost/Hour: $272.85
Total Fleet Cost/Hour: $272.85
MATERIAL QUANTITIES
Initial Volume: 2,129
Swell factor: 1.250
Loose volume: 2,661 LCY
Source of estimated volume: Division of Reclamation,Mining&Safety
Source of estimated swell Cat Handbook
factor:
HOURLY PRODUCTION
Average push distance: 50 feet
Unadjusted hourly 1,400.0 LCY/hr
production:
Materials consistency Compacted fill or embankment 0.9
description:
Average push 0%
gradient:
Average site altitude: 7,200 feet
Material weight: 2,650 lbs/LCY
Weight description: Decomposed rock-25%Rock,75%Earth