Dust Control
Ventilation / Ventilation / Safety 0 CommentOne of the environmetal concerns for underground mines is airborne dust. If dust is inhaled into the lungs it can cause numerous health problems. The permittable levels of airborne dust can be found in the New South Wales Coal Mining Regulations Act 1982 (CMRA 1982). (Also available as pdf) There are several […]
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Ventilation 0 CommentThe type of ventilation system used in a longwall mine is dependant upon the conditions found at each mine. The most influencial factor in the choice of ventilation system is the amount of gas that is present in the mine atmosphere. If the mine is considerably gassy the gas in […]
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Ventilation 0 CommentVentilation of a longwall mine and the longwall face is one of the most important aspects of longwall mining.The main functions of ventilation in longwall mining is: Supply of fresh air at tolerable heat and humidity levels for the mine workers to breathe Removal of noxious gasses from the mine […]
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