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Factors influencing mining method selection

Underground mining methods are the focus of this article. The selection of a mining method for an ore deposit is based on many factors that are driven by the economics and profitability of the mine for a company. These include the following: Ore grade and recovery. Cost of infrastructure.

Mining method selection by multiple criteria decision

selection of a mining method, subtle differences in the characteristics of each deposit can usually be perceived only through a detailed analysis of the available data. It becomes the responsibility of the geologist and engineer to work together to ensure that all factors are considered in the mining method selection process.

MINING METHOD SELECTION METODOLOGY BY MULTIPLE

mining method based on the RMR system (rock mass rating). The first approach to a quantitative selection method is developed when David E. Nicholas (1981) with a numerical approach for the selection of extractive method (Selection Procedure A Numerical Approach); in this method a scale is formulated for the weighting of each extraction method.

Mining Method Selection Minxcon

The selection of the mining method is a complex task considering many technical, economic, human and historical factors. Analysing all these factors will assist in identifying the appropriate mining method that is technically feasible for the geometry of the orebody while also being a low-

mining method selection factors

The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in Development of a Data Mining Methodology using Robust Design Sangmun Shin, Myeonggil Choi, 4.1 Significant factor selection using data mining methodget price.

Mining method selection by AHP T approach

suitable mining method selection based upon geological, geotechnical, geographical and economical parameters. Since there are many factors involved in mining method selection, the decision-making process is very difficult. In this paper, the Analytical Hierarchy Process, with 13

Mining method selection and transition depth determination

The UBC mining method selection algorithm is a modification to the Nicholas approach with a various weighting factors system, which places more emphasis on stoping methods, thus better representing typical Canadian mining design practices (Miller . et al. 1995).

(PDF) Effective factors investigation in choice between

Under similar conditions, surface mining is generally regarded to be more advantageous than underground mining. In the selection between surface and underground exploitation methods, there are a number of most significant factors must be briefly

Coal mining Choosing a mining method Britannica

Choosing a mining method. The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many technological, economic, and social factors.

Mining Method Selection Factors caesarmachinery

The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in Development of a Data Mining Methodology using Robust Design Sangmun Shin, Myeonggil Choi, 4.1 Significant factor selection using data mining method

Mining method selection by AHP T approach

suitable mining method selection based upon geological, geotechnical, geographical and economical parameters. Since there are many factors involved in mining method selection, the decision-making process is very difficult. In this paper, the Analytical Hierarchy Process, with 13

Mining method selection by multiple criteria decision

Mining method selection is the first and most important problem in mine design. In this selection some of the parameters such as geological and geotechnical properties, economic parameters and

Risk factors selection with data mining methods for

data mining methods used for risk factors selection of the non-life insurance premiums will improve the ratemaking process significantly in term of its quality. In the paper, the impact of risk factors selected using data mining methods on the non-life insurance premium pricing is investigated. Risk factors

Selected Geologic Factors Affecting Mining of the

greater depth of mining. Roof instability and the occurrence of clay veins and sandstone channels are also possible. This report deals with selected geologic factors that affect the mining of the Pittsburgh coalbed. Selected factors examined include structure, 3Underlined numbers in parentheses represent items in the bibliography pre-

Models for Mining Equipment Selection

The Mining Method selection problem focuses on choosing the correct excavation method for the given mining conditions. Generally, this research is based on anecdotal methods, where a feasible solution is sought, rather than an optimal solution. Much of the literature on mining method selection does not discuss equipment selection modelling in

(PDF) Mining method selection by integrated AHP and

Several scholarly works in the literature confirmed prominence of economic factors and have considered it in underground mining method selection studies (Bitarafan and Ataei, 2004; Bogdanovic et

CHAPTER 11 Mining Technology

factors affecting the choice of these un-derground coal mining technologies in the West, the principal mining method in parts of Colorado, Montana, Wyoming, and North Principal considerations in the selection of surface mining and reclamation techniques and equipment include the thickness and

Types of Underground Mining Method Comparison

Mar 16, 2017 Factors Affecting Choice of Method. In addition to the various external factors, such as the supply of labor and the financial status of the operating company, the principal items that influence the method of mining to be adopted are: The size and shape of the deposit: Character of the ore, whether high or low in grade.

Hard Rock Miner's Handbook

of the Mining Journal, infomine, and many other members of the mining community, the Hard Rock Miner’s Handbook has been distributed to over 113 countries worldwide. Web hits and downloads continue as students and professors, miners, engineers,and mining executives embrace the Handbook as an invaluable source of practical

UNDERGROUND COAL MINING: FACTORS, COST, AND TIME

Key Physical Features in the Selection of an Underground Mining Method • Coal seam thickness • Overburden depth • Overburden characteristics • Previous mining activities. Other Factors in the Selection of an Underground Mining Method • Regulations • Need for mobility and flexibility • Capital Commitment. Types of Mine Openings

Equipment Selection for Surface Mining: A Review

Key words: Equipment Selection, Surface Mining, Shovel-Truck Productivity, Mining Method Selection, Multi-Commodity Network Flow Introduction The general Equipment Selection Problem (ESP) is to choose a collection of compatible, but not necessarily homogeneous, items of equipment to perform a speci ed task. In many applications,

läh International Mining Congress and Exhibition ot Turkey

The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in the tabular type orebodies is given below; • Advance longwall with caving, • Advance longwall with backfill, • Retreat longwall with caving, •

Surface Mining Methods and Equipment

appropriate mining method is selected based on technical, economic, and environmentally accountable considerations. The first step in selecting the most appropriate mining method is to compare the economic efficiency of extraction of the deposit by surface and underground mining methods . This section reviews surface mining methods and

Mining Method Selection Factors caesarmachinery

The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in Development of a Data Mining Methodology using Robust Design Sangmun Shin, Myeonggil Choi, 4.1 Significant factor selection using data mining method

GE-4931 Module-5 Selecting a Mining Method.pdf SELECTION

View GE-4931 Module-5 Selecting a Mining Method.pdf from PHYSICS 847 at Hokkaido University Sapporo Campus. SELECTION FACTORS GE-4931 UNDERGROUND MINING METHODS & EQUIPMENT Module # 5: Selection of

Feature Selection (Data Mining) Microsoft Docs

May 08, 2018 Feature Selection Scores. SQL Server Data Mining supports these popular and well-established methods for scoring attributes. The specific method used in any particular algorithm or data set depends on the data types, and the column usage.

Selected Geologic Factors Affecting Mining of the

greater depth of mining. Roof instability and the occurrence of clay veins and sandstone channels are also possible. This report deals with selected geologic factors that affect the mining of the Pittsburgh coalbed. Selected factors examined include structure, 3Underlined numbers in parentheses represent items in the bibliography pre-

Geotechnical Considerations for Mining Method Selection of

4 Possible Mining Methods There are many factors taken into consideration in the selection of the underground mining method.Among them rock mechanics is one the key factor.In the site Mine management decided to apply long hole U/G mining method.The research results presented in the paper investigated the suitability of the planned method.

Optimal Selection of Selective Mining Unit (SMU) Size

factors, including the mining equipment size, the mining method to be used, the direction of mining, and the depositional environment of the orebody. Our unconventional definition of the selective mining unit (SMU) isthe block model size that would correctly predict the tonnesof ore, tonnes ofwaste, and diluted head grade that the

läh International Mining Congress and Exhibition ot Turkey

The most important factor affecting mining method selection among these factors is the shape of the orebody. The mining methods that can be used in the tabular type orebodies is given below; • Advance longwall with caving, • Advance longwall with backfill, • Retreat longwall with caving, •

Surface Mining Methods and Equipment

appropriate mining method is selected based on technical, economic, and environmentally accountable considerations. The first step in selecting the most appropriate mining method is to compare the economic efficiency of extraction of the deposit by surface and underground mining methods . This section reviews surface mining methods and

Hard Rock Miner's Handbook

of the Mining Journal, infomine, and many other members of the mining community, the Hard Rock Miner’s Handbook has been distributed to over 113 countries worldwide. Web hits and downloads continue as students and professors, miners, engineers,and mining executives embrace the Handbook as an invaluable source of practical

A Brief Introduction to the Types of Surface Mining Methods

These surface mining methods are considered to be more efficient and economical in extracting minerals as compared to most methods of underground mining. In fact, it can extract almost 90% of ore from a deposit. For this reason, surface mining is the most widely used method in North America.

Underground hard-rock mining Wikipedia

The mining method selected is determined by the size, shape, orientation and type of orebody to be mined. The orebody can be narrow vein such as a gold mine in the Witwatersrand, the orebody can be massive similar to the Olympic Dam mine, South Australia, or Cadia-Ridgeway Mine, New South Wales.The width or size of the orebody is determined by the grade as well as the distribution of the ore.

mining Underground mining Britannica

mining mining Underground mining: When any ore body lies a considerable distance below the surface, the amount of waste that has to be removed in order to uncover the ore through surface mining becomes prohibitive, and underground techniques must be considered. Counting against underground mining are the costs, which, for each ton of material mined, are much higher underground than on the

A hybrid spatial data clustering method for site selection

Mar 01, 2009 In Section 4, a hybrid spatial clustering method named OETTC–MEANS–CLASA algorithm is designed to realize the mining oriented method for location selection of customer service center. Obstacle factor, environmental factor, traffic factor, terrain factor and cost factor are taken into consideration in the process of the algorithm.

Sensitivity analysis of fuzzy-analytic hierarchical

Feb 01, 2019 The selection of a particular metal mining method depends on multiple factors, and thus the selection can be made using the multi-criteria decision-making (MCDM) technique. It is very important to select the suitable mining method for excavating an