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Glossary of Mining Terms

A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.

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12 Environmental Effects of Coal Mining

Possibly one of the scariest environmental effects of coal mining is the threat of acid rain. The high acidity of AMD remains in the water supply even through evaporation and condensation, which enables it to stay in the atmosphere and eventually return in the form of …

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All legislation for NSW mining workplaces

The current WHS (Mines and Petroleum Sites) legislation commenced on 1 February 2015. It was drafted based on the national model WHS Regulations for mining and the additional tri-state mining provisions agreed by NSW, Queensland and Western Australia. The new legislation replaced the Coal Mine Health and Safety Act 2002, Coal Mine Health and ...

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Coal

coal. (kōl) A dark-brown to black, natural solid substance formed from fossilized plants under conditions of great pressure, high humidity, and lack of air. Coal consists mainly of carbon and is widely used as a fuel and raw material. See more at anthracite, bituminous coal, lignite.

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What Is the Metals and Mining Sector?

 · The metals and mining sector is the industry dedicated to the location and extraction of metal and mineral reserves around the world. Global reserves of metals and minerals are mined for …

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Coal mining

Coal is a sedimentary deposit composed predominantly of carbon that is readily combustible. Coal is black or brownish-black, and has a composition that (including inherent moisture) consists of more than 50 percent by weight and more than 70 percent by volume of carbonaceous material. It is formed from plant remains that have been compacted, hardened, chemically altered, and

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Federal Register :: Specifications for Medical ...

 · Section 37.103 Medical Examinations at Miner''s Expense. Section 37.103 states that any miner who wishes to obtain a radiography examination or spirometry test at his or her own expense may do so. For clarity, the word "interpretation" is replaced with "evaluation of spirometry test results.".

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Coal | Definition of Coal by Merriam-Webster

Coal definition is - a piece of glowing carbon or charred wood : ember. How to use coal in a sentence.

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Mining | Definition of Mining at Dictionary

Mining definition, the act, process, or industry of extracting ores, coal, etc., from mines. See more.

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COPD Causes: Smoking & 7 Other Things That May Cause COPD

Chronic obstructive pulmonary disease, or COPD, is an ongoing lung disorder that makes it hard to breathe.. The main cause of COPD is smoking, but you don''t have to be a smoker to get it.Other ...

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Reclamation Bonds

Reclamation Bonds. The Surface Mining Control and Reclamation Act of 1977 (SMCRA) provides that, as a prerequisite for obtaining a coal mining permit, an applicant must post a reclamation bond to ensure that the regulatory authority has sufficient funds to reclaim the site in the case the permittee fails to complete the approved reclamation plan.

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What Is Subsurface Mining?

 · Subsurface mining is the removal of deposits from the earth by drilling underneath layers of rock and dirt. These deposits are difficult to reach from the surface and require the drilling of vertical or horizontal shafts for access. The shafts are reinforced with supports before workers access the tunnels. How the subsurface minerals are mined ...

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Chapter 78.44 RCW: SURFACE MINING

78.44.200. Immediate danger — Emergency notice and order to rectify deficiencies — Emergency order to suspend surface mining. 78.44.210. Suspension of a reclamation permit. 78.44.220. Declaration of abandonment — Reclamation — Subsequent miner. 78.44.230. Abandonment — Cancellation of the reclamation permit. 78.44.240.

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Circular 891

Circular 891 - Glossary of Coal Classification System and Supplementary Terms. Coal Resource Classification System of the U.S. Geological Survey. By Gordon H. Wood, Jr., Thomas M. Kehn, M. Devereux Carter, and William C. Culbertson. GEOLOGICAL SURVEY CIRCULAR 891.

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What Are the Uses of Coal?

 · What Are the Uses of Coal? According to the World Coal Association, the primary uses of coal are in electricity generation, the creation of liquid fuel, the production of steel and cement manufacturing. There are two primary types of coal, thermal coal and metallurgical coal. Thermal coal goes into fuel and electricity applications, while ...

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DNR: Reclamation: Abandoned Mines

Coal Mine Reclamation. Coal Mine Blasting. Indiana Coal Production. Mine Regulation. Abandoned Mines. - Click to Expand. About Abandoned Mine Land Program. Abandoned Mine Problems. Coal Mine Information System.

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Underground Coal Mining

Underground mining activity includes the surface operations incidental to the underground area of extraction. The permit area includes support areas, facilities and roads. Permits are also required for underground exploration activities and processing plants. A …

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Welcome

Labor Cabinet Updates. To receive Press Releases and updates on Workers'' Compensation and Workplace Standards, subscribe below. To receive Labor Cabinet regulation changes or notices of newly proposed regulations, subscribe to RegWatch below.

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Coal mining

Define coal mining. coal mining synonyms, coal mining pronunciation, coal mining translation, English dictionary definition of coal mining. coal mining. Translations. English: coal mining n estrazione f del carbone.

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QGN 07 Reporting serious accidents and high potential ...

Guidance Note QGN 07 3 Department of Employment, Economic Development and Innovation – Queensland Mines and Energy Guidance to coal mines in reporting serious accidents and high potential incidents to an inspector of mines or

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Coal Mining | Definition of Coal Mining by Oxford ...

Definition of coal mining in English: coal mining. Pronunciation /ˈkəʊl ˌmʌɪnɪŋ/ Translate coal mining into Spanish. noun. The action, practice, or occupation of digging for coal. Origin. Late 18th century; earliest use found in Bath Chronicles. From coal + mining. Word of the day. blub / blʌb /

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National Survey of the Mining Population Part I: Employees

Information Circular 9527 . National Survey of the Mining Population Part I: Employees . Linda Jansen McWilliams, Patricia J. Lenart, Jamie L. Lancaster, John R ...

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Everything you need to know about Bitcoin mining

Bitcoin mining is the process of adding transaction records to Bitcoin''s public ledger of past transactions or blockchain. This ledger of past transactions is called the block chain as it is a chain of blocks. The block chain serves to confirm transactions to the rest of the network as having taken place.

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Glossary of Mining Terminology

Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon monoxide. This is a loose term implying any fatal gas in a mine after an explosion or fire.

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coal mining | Definition, History, Types, & Facts | Britannica

Coal mining, extraction of coal deposits from the surface of Earth from underground. Coal has been used since the Bronze Age, 3,000 to 4,000 years ago, and was the basic energy source that fueled the Industrial Revolution of the 18th and 19th centuries.

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MSHA

HOISTING - Damage to hoisting equipment in a shaft or slope which endangers an individual or interferes with use of the equipment for more than 30 minutes. Hoisting may also be the classification where a victim was injured by hoisting equipment but there was no damage to the equipment. Accidents involving cages, skips, buckets, or elevators.

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UNIT OPERATIONS OF MINING

The production cycle employs unit operations that are normally grouped into rock breakage and materials handling. Breakage generally consists of drilling and blasting, and materials handling encompasses loading or excavation and haulage (horizontal transport) and sometimes hoisting (vertical or inclined transport). Thus, the basic production cycle consists of these unit operations:

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CDC

 · A continuous miner machine generates dust while cutting coal from the coal face. NIOSH''s Pittsburgh Mining Research Division (PMRD) conducts ongoing intramural research that addresses respirable dust control problems in both the coal and metal/nonmetal mining industries. Links to active research projects can be found through the link in the ...

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Glossary of Mining Terms

Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.

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Department of Workers'' Claims

The Department of Workers'' Claims is the agency primarily charged with the administration of the Kentucky program and has exclusive jurisdiction over workers'' compensation claims. Our website is designed to provide users with helpful information on the functions of the Commonwealth''s workers'' compensation program.

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Glossary of coal mining terminology

A. Adit. An adit is an underground level or tunnel to the surface for access or drainage purposes. Afterdamp. Afterdamp is a mixture of carbon monoxide and chokedamp which replaces atmospheric air after an explosion.. Agent. The agent was the senior colliery manager: the term "viewer", "captain" or "steward" also appeared in older regional terminology.Where the mine owner provided the capital ...

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Glossary of Mining Terms

Glossary of Mining Terms . A B C D E F G H I J K L M N O P Q R S T U V W X Y Z. A. Acidic precipitation - Snow and rain that have a low pH, caused by sulphur dioxide ...

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