Search results with tag "Longwall"
Introduction to Longwall Mining and Subsidence ver2
www.minesubsidence.comMine Subsidence Engineering Consultants 3 August 2007 CHAPTER 1. INTRODUCTION TO LONGWALL MINING AND SUBSIDENCE 1.1. The Longwall Mining Process Fig. 1.1, below, shows a cutaway diagram of a typical longwall mine.
Standardised coal mine worker positions
www.resources.qld.gov.aulongwall shearer operator may have recorded the coal worker’s position as: Miner, Underground Miner, U/G Miner, Operator Underground Operator, Longwall Operator, Shearer Operator, etc. In response, DNRME has developed a standard job dictionary for position titles relevant to coal mining to assist employers
Coal Mining Methods - EMFI
emfi.mines.eduCoal Mining Methods Underground Mining Longwall & Room and Pillar Mining Longwall mining and room-and-pillar mining are the two basic methods of mining coal
Recognised Standard 23 - rshq.qld.gov.au
www.rshq.qld.gov.au9.3 Longwall installations – underground coal mines ... As a result, the Coal Mining Safety and Health Act & Regulations require a coal mine Safety and Health Management System to provide for managing risks from using fluids above or below atmospheric pressure. Additionally, industry safety alerts and bulletins related to fluid systems have
Underground Mining Transportation Systems
www.eolss.netCIVIL ENGINEERING – Vol. II - Underground Mining Transportation Systems - K. Matsui ©Encyclopedia of Life Support Systems (EOLSS) UNDERGROUND MINING TRANSPORTATION SYSTEMS K. Matsui Kyushu University, Fukuoka, Japan Keywords: Underground, transport, shaft, drift, longwall, belt conveyor, rail, trackless, winder Contents 1. …
Life Cycle Assessment of Coal-fired Power Production
www.nrel.govthe coal being surface mined by strip mining or by the underground technique of longwall mining. The coal is transported via rail, truck, or a combination of rail and barge by one of four cases tested: average user by land, average user by river, farthest user, and mine mouth.
THE COAL MINES REGULATIONS, 1957 - DGMS
www.dgms.netthe case of “longwall” workings, coal has been extracted but which is not a working place; (14) “Incline” means an inclined passage or road either on the surface or below ground; (15) “Inset” means a landing or platform in a shaft, and includes an excavation therefrom between the top and the bottom of the shaft;
Glossary of Mining Terminology - Miners' Museum
www.minersmuseum.comIn some longwall operations, chocks are left to ease pressure of the crushed roof and prevent it spreading to the coal face. Choke Damp - A loosely used term for carbon monoxide and carbon dioxide. Cleat or Cleavage - The term applied to the natural forces, or planes of division, causing
Upper Big Branch Mine Disaster Investigative Report Summary
www.wvminesafety.org3) A closer look must be taken concerning the use of belt air during longwall mining to assure that the most effective means are being utilized to maximize ventilation to the