underground mining method selection

Method Selection for Large-Scale Underground Mining

Method Selection for Large-Scale Underground Mining. As has been the case since the early Phoenician traders, the minerals used by modern man come from deposits scattered around the globe. The price received is more and more being set by worldwide supply and demand. Thus the price component in the profit equation:Profits = Material sold (units ...

MINING METHOD SELECTION AND OPTIMIZATION OF …

2016-9-19 · MINING METHOD SELECTION AND OPTIMIZATION OF TRANSITION FROM OPEN PIT TO UNDERGROUND IN COMBINED MINING WYBÓR METODY WYBIERANIA ORAZ OPTYMALIZACJA PRZEJŚCIA OD KOPALNI ODKRYWKOWYCH DO PODZIEMNYCH W PODEJŚCIU MIESZANYM There are occasionally deposits with a potential of exploiting by a combined mining of open pit and underground.

Underground metal mining methods

UNDERGROUND METAL MINING METHODS (Classification, selection imperatives, cut and fill, shrinkage and longhole stoping) P.K hera Dept. of Mining Engineering, ISMU, Dhanbad DEFINITION OF TERMS To better understand the material presented herein, some of the more common mining terms are defined in the following paragraphs. Figure 1 further ...

12. Mining methods and method selection

2018-1-30 · 12.4 Underground mining method •Longwallmining-Applied to a flat-lying (< 20°) stratiformorebodywhen high area extraction ratio is required and a pillar mining method is precluded.-Applicable to both metalliferousmining in hard-rock and coal mining in soft rock.-Requires a reasonably uniform distribution of grade and a high degree of

(PDF) Underground Mining Method Selection Using WPM …

underground mining method selection using multi-attribute. decision-making techniques are as follows: Azadeh et al. [1] used fuzzy AHP for mining method selection …

Underground Mining Method Selecting System Based on …

It is well known that mining method is the core of an underground mine. In order to select mining methods scientifically and reasonably, after summarizing the underground mining methods, an underground mining methods selecting system based on fuzzy theory is established, which includes primary selecting based on fuzzy clustering and final selecting based on multi …

Underground mining method selection by decision making ...

Underground mining method selection is one of the most important decisions that mining engineers have to make. Choosing a suitable underground mining method to extract a mineral deposit is very important in terms of economics, safety and productivity of mining operations.

Mining Method Selection

Mining method selection is a decision that has a huge impact in every aspect of the mine. Each ore deposit has its own unique characteristics and for that the selection of the optimal mining method is a complex task. There are several factors to be considered in order to make a decision of the mining method to be adopted.

Underground Mining Methods and Equipment

2020-8-25 · The selection of underground mining methods is primarily based on the geological/spatial setting of the deposit. Candidate methods can therefore be chosen and ranked based on estimated operational/capital costs, production rates, availability of labors and

Selection of mining method

2019-6-28 · Selection of mining method. Context: The selection of a mining method for a given orebody can be a challenging assignment and may need to address personal bias for or against a particular method.The selection of the mining method may also need to occur prior to the completion of desired geotechnical or ore value determinations.

The selection of an underground mining method using the ...

Mining Method Selection and Optimization of Transition from Open Pit to Underground in Combined Mining, Journal of Archives of Mining Sciences, Vol. 54, No. 3, 481–493. Balusa, B.C., Singam, J., 2017. Underground Mining Method Selection Using WPM and PROMETHEE, Journal of the Institution of Engineers (India): Series D, 1–7.

Mining methods and method selection | SpringerLink

A schematic layout of an underground mine is shown in Figure 12.1. Three types of excavations employed in the process are recognised in the figure. These are the ore sources, or stopes, the stope access and service openings, or stope development, and the permanent access and service openings. Irrespective of the method used to mine an orebody ...

Selection of the most appropriate underground mining ...

2016-1-1 · One of the major challenges facing an underground mine planner is selection of the most appropriate mining method to extract the ore. Sareke Copper ore being flat and tabular favours the application of room-and-pillar and/or stope-and-pillar mining methods. Though these mining methods may be preferred for extracting this ore, a further analysis indicated that …

Mining method selection and transition depth …

2021-5-5 · "mining method selection" and "determining transition depth from open-pit to underground mining" an accurate procedure is introduced step by step. First, it is essential to specify if an ore deposit potentially will have mined by athat combined method of open-pit and underground mining.

Mining method selection by multiple criteria decision ...

2009-8-26 · Mining method selection by multiple criteria decision making tools Economic factors such as: capital cost, operating cost, mineable ore tons, orebody grades and mineral value. Technical factors such as: mine recovery, flexibility of methods, machinery and mining rate.

Underground Mining Method Selection With the …

2019-10-25 · The underground mining method selection has attracted many scholars'' attention. Regarding the information gath-ering (phase (i)), tools such as fuzzy set theory [6] and interval-valued fuzzy set theory [7] have been used to rep-resent …

Underground Mining Method Selection Using WPM and ...

 · The aim of this paper is to represent the solution to the problem of selecting suitable underground mining method for the mining industry. It is achieved by using two multi-attribute decision making techniques. These two techniques are weighted product method (WPM) and preference ranking organization method for enrichment evaluation (PROMETHEE).

Article: Selection of the most appropriate underground ...

2016-10-21 · Addresses: Department of Mining, Materials and Petroleum Engineering, Jomo Kenyatta University of Agriculture and Technology, P.O. Box 62000-00200, Nairobi, Kenya. Abstract: One of the major challenges facing an underground mine planner is selection of the most appropriate mining method to extract the ore. Sareke Copper ore being flat and ...

Mining operations and mobile equipment selection …

2021-9-24 · mining operations and equipment selection (Part 2), surface and underground operations with site deliveries (Part 3), and management of mobile equipment maintenance (Part 4). This document (Part 2) covers mining operations and equipment selection. This part has three elements with a total of 66 individual standards.

Underground Mining Method Selection Using WPM and ...

2017-5-17 · Hence, underground mining method selection falls under multi-attribute decision making work. Many multi-attribute decision making techniques are available such as simple additive weighted (SAW), weighted product method …

(PDF) Underground mining Methods

Underground Mining Methods. Soft rock Mining Methods. Blast mining. Shortwall mining. Coal Skimming (or Sink and Fl oat) method. Hard rock Mining Methods. …

(PDF) Mining method selection and transition depth ...

In this regard, a most suitable underground method should be selected for the rest of ore deposit below open-pit depth. The presented procedure was assessed during underground mining method selection and determination of optimal transition depth from open-pit to underground for Gol-e-Gohar Area 3 iron ore deposit in Iran.

Underground mining method selection by decision making ...

(PDF) Underground Mining Method Selection Using WPM and ...

Selection of Mass Underground Mining Methods

2015-9-13 · SUMMARY OF FACTORS AFFECTING THE SELECTION OF UNDERGROUND MASS MINING METHODS (a ) Reg iona l r o c k s t r e s s e s and m i n i n q geometry. (b ) The geomechanics r o c k mass c l a s s i f i c a t i o n . o f t h e orebody and su r round ing r o c k mass. ( c ) R a t i o o f t h e s u r f a c e a rea o f t h e ore/unpay i n t e r f a c e t ...

Underground mining method selection and preliminary …

First phase is the mining method selection on technical suitability to the orebody; for which two methods are. The UBC method is applied first resulting in the selection of the area of sublevel stoping methods. Later a new technique is introduced to optimize the mining method selection process and to control the wide spectrum of mineral deposits.

Underground mining method assessment using decision …

2021-2-5 · Application of fuzzy set theory in the selection of underground mining method. The Journal of The South African Institute of Mining and Metallurgy, (108), 73-79. Jamshidi, M., Ataei, M., Sereshki, F., & Jalali, S.M.E. (2009). The application of AHP approach to selection of optimum underground mining method, case study: Jajarm Bauxite Mine (Iran).

Types of Mining Methods | Sell Side Handbook

2018-3-11 · A highly productive underground mining method, longwall mining is used in a large horizontal spread of thin-bedded deposits of uniform thickness usually ranging from 0.6m to 1m. Used a lot by South African gold mining companies, this method can be used in both soft and hard rocks as the working area along the mining …

Orebody Modelling and Mining Method Selection at the ...

Orebody Modelling and Mining Method Selection at the Callie Underground Mine The Granites Gold Mine Callie gold deposit is located 550 km northwest of Alice Springs in the Tanami Desert. Gold mineralisation occurs due to a complex interplay of geological factors which include but are not limited to favourable lithology, structure, alteration ...

[PDF] Mining method selection and transition depth ...

During this paper, in order to identify the priority of consideration between the problems of "mining method selection" and "determining transition depth from open-pit to underground mining" an accurate procedure is introduced step by step. First, it is essential to specify if an ore deposit that potentially will have mined by a combined method of open-pit and underground mining.

Underground Mining Methods

2009-12-7 · 1.3 MINING METHODS 1.3.1 Introduction Once an ore body has been probed and outlined and sufficient information has been collected to warrant further analysis, the important process of selecting the most appropriate method or methods of mining can begin. At this stage, the selection is preliminary, serving only as the basis for a project layout and

Underground mining method selection by decision …

Underground mining method selection is one of the most important decisions that mining engineers have to make. Choosing a suitable underground mining method to extract a mineral deposit is very important in terms of economics, safety and productivity of mining operations. In real life, underground mining method selection is one of the multiple attribute decision making …

Underground Mining Method Selection Using WPM and ...

The aim of this paper is to represent the solution to the problem of selecting suitable underground mining method for the mining industry. It is achieved by using two multi-attribute decision making techniques. These two techniques are weighted product method (WPM) and preference ranking organization method for enrichment evaluation (PROMETHEE).

Factors influencing mining method selection ...

2019-6-28 · 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.