Roof and Rib Control

Описание к видео Roof and Rib Control

Mine Safety and Health Administration

Roof and Rib Control

Presents a broad overview of roof/rib hazards in the underground coal mining industry, and illustrates the need for roof and rib control. Topics covered in this video include roof and rib evaluations, the roof control plan, sources of roof/rib hazards, proper installation of roof supports, retreat mining, longwall mining, MRS units, ATRS units, information and technical support.

This is Part 3 of 3 Parts
MSHA DVD 005 - 2004 - Roof Control

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