costs costs estimates of underground coal mining

Cost Analysis of Portable Refuge Chambers Summary

frequency of move base upon typical underground coal mining production rates. Costs of mine personnel were based upon hourly wage rates from 2004. Net present value calculations were performed on the quantified costs over a 10 year life span for the refuge chamber using a 9.5% discount rate. The 9.5% discount rate is based upon the cost of

MINING COAL, MOUNTING COSTS

COAL MINING 1 Underground M: Since 1900, accidents have killed over 100,000 U.S. miners; over 200,000 have died from black lung disease. E: These deaths and illnesses are re!ected in wages and workers' comp, costs considered internal to the coal industry, but long-term sup-port often depends on state and federal funds.

ESTIMATION OF CAPITAL COSTS FOR ESTABLISHING COAL …

viii 2.2.1. Capital costs 24 2.2.2. Operating costs 25 2.3. Comparison of coal mining sectors by country 26 2.4. Background to cost estimation 27

Coal mining cost mode. Volume 2. Users' guide for the ...

The revised EPRI coal mining cost models represent a computerized approach to the analysis of production costs and mining requirements of either surface or underground mining projects. The models estimate all capital and operating costs typically associated with the preproduction and production phases of a coal mining project, and may be ...

Fatalities Cost in Mining Technical Guide

DiCanio, D.G., and Nakata, A.H. (1976). "Accident Cost Indicator Model to Estimate Costs to Industry and Society From Work-Related Injuries and Deaths in Underground Coal Mining, Volume I, Development and Application of Cost Model",(contract JO255031, FMC Corp.). BuMines OFR 39(1)-77, NTIS PB 264 438. 202

(PDF) COST ESTIMATION FOR OPEN PIT MINES: TACKLING COST ...

specifically designed for coal mining, ... note that the costs obtain from this equation need to be readjusted since it is an estimate cost. ... A System Dynamics Model Of Mining Costs Estimation ...

Coal mining cost model. Volume 1. Underground coal mining ...

Operating Cost for Miners | SRK Consulting

Mine cost estimation may be done at many levels. At first it may be a simple "back of the envelope" estimation using similar operations to benchmark against. Later it may be decided to use an existing mine that the company owns and factor and compare costs against them.

v115n8a17 Parametric estimation of capital costs for ...

lower stripping ratios. For underground mining, the estimates range is between US$40.7 and US$59.1 per ton of rated capacity. This means that a 1 Mt/a rated Indian coal mine will require an estimated capital cost of US$59.1 million (Dipu, 2011). The underground estimates are applicable to shallow mines (less than 150 m depth) operated with semi-

Coal Cost Guide - Costmine

The Coal Cost Guide is the industry's standard reference for Mining Cost Estimation. This manual, available in both digital and print versions, places data for all pertinent cost estimating areas at your fingertips. It contains over 600 pages of easy-to-find, indexed information to make your cost studies faster and easier.

Mining Cost Service - Costmine

Mining Cost Service is the industry standard reference for Mining Cost Estimation. This system places cost estimating data at your fingertips with conveniently indexed information to make your cost estimates faster, easier, and more credible. Monthly updates assure that you are working with the most current cost data available.

Comparison of social costs of underground and open-cast ...

The total cost of mining includes the direct mining cost and social cost. The social costs include the impacts to the environment and socio-economic systems. According to the estimates for the complete costs of coal, coal mining only accounts for 22% of total social (external or "hidden") costs of coal (Epstein, Buonocore et al., 2011).

COST UNDERGROUND COAL - IDEALS

COSTOF UNDERGROUND COALMINING INILLINOIS SubhashBhagwat PhilipRobare CONTENTS Introduction TheModel LimitingFactors DiscussionoftheModelResults ConcludingObservations References AppendixA ILLINOIS KalCALAppendixB SURVE-mY10ib*a ILLINOISSTATEGEOLOGICALSURVEY RobertE.Bergstrom,Chief NaturalResourcesBuilding

UNDERGROUND COAL MINING: FACTORS, COST, AND TIME ...

UNDERGROUND COAL MINING: FACTORS, COST, AND TIME CONSIDERATIONS Presented by: Mark A. Williams Executive Vice President – Engineering Services Harrisburg, Pennsylvania Presented to: Fall Meeting Southern Pines, North Carolina October 19, 2005