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A co-worker operated the machine from the center controls. He was advancing the machine when the accident occurred. The victim had installed 2 roof.

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Presentation on theme: "A co-worker operated the machine from the center controls. He was advancing the machine when the accident occurred. The victim had installed 2 roof."— Presentation transcript:

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3 A co-worker operated the machine from the center controls. He was advancing the machine when the accident occurred. The victim had installed 2 roof bolts in the turnout (slider) area. He then waited for the machine to be advanced. While the machine advanced, the victim was struck with a section of rock that fell in the cut. The draw rock that fell measured 13 feet wide by 13 feet long and was 4 inches thick Click to animate Coal Face No. 3 Entry Coal Face Crosscut Unsupported Mine Roof

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