open cast mining introduction

Korba Coalfield - Wikipedia

Open cast mining activities in the Korba Coalfield are now being carried out. Korba Coalfield accounts for a major portion of coal mined by South Eastern Coalfields Limited. The 2010 production of SECL was 101.15 tonnes, out of which 73.35 tonnes came from Korba Coalfield.

CHAPTER 11 Mining Technology - Princeton University

Introduction and Overview This chapter summarizes OTA’S review of the mining technologies currently in use on Federal leases and the potential for commer-cial mining technologies to extract Federal coal reserves from deep underground seams. The chapter discusses: three surface mining techniques that are used in the West: 1) area strip, 2) open

Coal mining - Wikipedia

Most open cast mines in the United States extract bituminous coal. In Canada (BC), Australia and South Africa, open cast mining is used for both thermal and metallurgical coals. In New South Wales open casting for steam coal and anthracite is practiced. Surface mining accounts for around 80 percent of production in Australia, while in the US it ...

Blast Design and Assessment for Surface Mines and Quarries ...

Blast Design and Assessment for Surface Mines and Quarries consists of 36 viewing sessions of 30 - 60 minutes each with supporting figures, tables and examples, a glossary of blasting and excavation terminology, and interactive course reviews.

ab0cd Sub-sectoral Environmental and Social Guidelines ...

ab0cd Sub-sectoral Environmental and Social Guidelines: Mining Open Cast Mining Underground Sub Sector Environmental & Social Guidelines Page 1 PROCESS DESCRIPTION This guideline covers the open cast mining of ore bearing rock including coal. It excludes quarrying and open cast extraction of construction materials, stone and rock. (The

Opencast Video Solution | The free and open source ...

Opencast is a flexible, scalable and reliable video capture, management, and distribution system for academic institutions. Opencast is built by a growing community of developers from leading universities and organizations worldwide.

Course - ce.up.ac.za

The Open-Pit Mine Planning and Design short course provides you with a comprehensive look into the basics and key elements of planning and designing a surface mine that uses open-cut or open- cast mining techniques.

OSWER May 2012 - Northern Arizona University

Approximately 1200 active extraction and beneficiation hardrock mining sites operating Gold mines in NV, CO, AK, with prospects in SC Copper mines in AZ & NM, w/new copper/gold mines potential in MI, MN and WI Lead mining takes place in MO Zinc mining occurs in TN Phosphate mining takes place in FL and ID Iron ore mining occurs in MN and MI

Open Cut and Underground Mining | iMINCO

Underground Mining. Underground Mining is generally used for areas where the mineral seam is too far underground for open cut mining to be of use. A tunnel, called a decline, is created to allow workers and machinery to reach the location of the minerals. Stope mining is used for most hard rock mining of minerals such as copper, silver, lead ...

GEOTECHNICAL CONSIDERATIONS IN OPEN PIT MINES

Geotechnical Considerations in Open Pit Mines Version 1.0 Department of Minerals and Energy Page 3 of 49 1.0 INTRODUCTION The potentially hazardous nature of open pit mining requires the application of sound geotechnical engineering practice to mine design and general operating procedures, to …

What Is Open Cast Mining? | Reference.com

Open cast mining is a type of surface mining in which mineral resources are removed from the earth through large holes or pits dug into the surface. The term "open cast mining" is used most commonly in Great Britain. In the United States, open cast mining is usually called open-pit or open-cut mining.

Opencast coal statistics | Mines & quarries | MineralsUK

Surface mined coal statistics: The BGS has been asked to undertake this collation in collaboration with the Coal Authority planning authorities with surface mined coal resources in their areas. It will provide a vital input to monitoring Government policies for the development of the nation's shallow coal resources. This annual survey covers individual Mineral Planning Authorities in England ...

Basics of open pit mining - YouTube

Jul 11, 2016· Informative presentation you came across to know about Open Pit mining. Open Pit mining MINING Methods Hydraulic Gassification Opencast mining Open cut Mining Surface or Strip Mining final pit ...

Surface Mining Methods and Equipment

UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol. II - Surface Mining Methods and Equipment - J. Yamatomi and S. Okubo ©Encyclopedia of Life Support Systems (EOLSS) SURFACE MINING METHODS AND EQUIPMENT J. Yamatomi and S. Okubo University of Tokyo, Japan Keywords: Mining method, surface mining, open pit mining, open cast mining, placer mining, solution mining…

THE IMPORTANCE OF DILUTION FACTOR FOR OPEN PIT …

THE IMPORTANCE OF DILUTION FACTOR FOR OPEN PIT MINING PROJECTS* Anoush Ebrahimi, P. Eng., Ph.D. ... INTRODUCTION Uncertainty and risk are inherent characteristics of mining projects. ... mining block in a bench of an open pit mine with different types of dilutions.

The Social and Environmental Consequences of Coal Mining ...

Introduction This case study focuses on the costs of the environmental and social effects of coal mining in South Africa, undertaken for export to the Netherlands. Coal mining ... Open cast mining removes large volumes of soil and rock overburden to get to the workable coal seams, and

Quarries - Courses and Live Webcasts - Edumine

Quarries - Courses and Live Webcasts. Online courses, short courses and live webcasts about Quarries for mining and geoscience from Edumine.

Mining in the Philippines – Concerns and Conflicts

Reading the Mining in the Philippines - Concerns and Conflicts, Fact Finding Mission to the Philippines Report, I deplore and lament with the prophets of old what is happening to our beloved land. Our own experiences here in Mindanao validate the report. “Remember, O Lord, what has come upon us; look, and behold our reproach!

How Are Diamonds Mined And Extracted From the Ground

Because marine deposits are distributed over large areas unevenly, mining companies utilize different methods to mine them. Some of these methods include shallow-water mining, deep sea operations involving high tech equipment and simple alluvial mining. Like open pit mining, the ore materials are usually transported offsite for further processing.

Topic 5: Mining Methods-Part I-Surface mining

Nov 02, 2011· Topic 5: Mining Methods-Part I-Surface mining 1. Topic 5: Mining Methods Part I-Surface mining Hassan Z. Harraz [email protected] 2010- 2011 Prof. Dr. H.Z. Harraz Presentation This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point format so as to allow customization for the individual needs of course …

Mining Facts for Kids

Mining Q&A. Question: Does mining harm the Earth? Answer: Almost all types of mining change the Earth’s surface in one way or another. Some types of mining are more harmful than others. For people living in poor areas, mining provides a way to get money for food and other necessities.

Surface Strip Coal Mining Handbook - sacea.org.za

Introduction This handbook on surface strip coal mining serves as a general introduction to the subject of mining, specifically surface strip coal mining. It is intended as handbook for engineers who are new to the field of mining engineering, or for students who …

An Introduction To Surface Mining - AZoMining.com

Mar 13, 2012· What is Opencast Mining• Opencast mining is also known as Open pit mining, Open cut Mining, Surface or Strip Mining.• The coal upto economical depth will be excavated by OC Method.• The current operating depth of OC mines in SCCL is about 200m and SCCL proposed to operate OC mines upto a depth of 420m. Ex: MNG OC II Extension Project.•

INTRODUCTION TO MINING - Ciência Viva

INTRODUCTION TO MINING 1.1 MINING’S CONTRIBUTION TO CIVILIZATION Mining may well have been the second of humankind’s earliest endeavors— granted that agriculture was the first. The two industries ranked together as the primary or basic industries of early civilization. Little has changed in the

The world's biggest mining dump trucks - Mining Technology

Nov 11, 2013· The world’s biggest mining dump trucks. Share. ... It is the latest model of 7560 class of trucks designed by Belaz for carrying loosened rocks at deep open-pit mining sites under different climatic conditions. The gross operating weight of the vehicle is 672.4t. The Belaz 75601 measures 14.9m in length, 9.25m in width and 7.22m in height.

Open Cut Coal Mine Animation - YouTube

Jun 06, 2013· For a full overview of implementing this software as part of your coal mining operation, please foll... Skip navigation ... Open Cut Coal Mine Animation RPMGlobal. ... OPen Pit Overview & The D11 ...

(PDF) Mining Methods: Part I-Surface mining - ResearchGate

Mining Methods: Part I-Surface mining. ... {such as: Open-pit (or Open-cut or Open-cast); Terrace; and Strip mining}. ... the introduction of the basic principle of Ground-Roadway DC resistivity ...

Optimization of Blasting Parameters in opencast Mines

optimization of blasting parameters in opencast mines a thesis submitted in partial fulfillment of the requirements for the degree of bachelor of technology in mining engineering by manmit rout & chinmay kumar parida under the guidance of dr. h. b. sahu department of mining engineering national institute of technology rourkela-769008

Open-pit mining - Wikipedia

Open-pit, open-cast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow Description. This form of mining differs from extractive methods that require tunnelling into the earth, such as long ...

An Open Pit Design Model - SAIMM

INTRODUCTION The GROPE model is a design a nd economic pllllllliog tool for analyzing surface mineral deposits. GROPE is an acronym representing the functions of the model which are: Grade and reserve estimation, Revenue and eost computations, Open pit design, Production scheduling and plant sizing and Evaluation.

Basics of an open pit mine - Mine Engineer.Com

The planning of an open pit mine is, therefore, basically an exercise in economics, constrained by certain geologic and mining engineering aspects. A bench may be defined as a ledge that forms a single level of operation above which mineral or waste materials are mined back to a bench face.

i) Mechanical excavation methods; such as Open-pit and ...

Open Cast Mining/Strip Mining Introduction As the name speaks, it is a surface mining system in which deposit is opened to the atmosphere and after removing the orebody, the over burden which was blanketing it, is cast back in the worked out area. This is also known as Strip Mining.

Blasting Safety – Revisiting Site Security

Introduction Domestic consumption of explosives during 2003 was approximately 5.05 billion pounds and about 89% (4.5 billion pounds) was used by the mining industry [USGS, 2004]. Blasting is a great tool in fragmenting and loosening rock and other materials for easier handling and removal by mining …