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Reducing accidents from falls of roof in coal mines
J. W. Paul: Six essentials for mine roof support; some definite system of setting timber; diagrams showing how and where to set timber; instructions given miners; supervision and regular inspection; record kept of any neglect to set timber; penalty for neglect to observe timber regulations. H. Tomlinson; Methods and importance of roof testing; competent coal miner rarely gets injured from fall of roof or coal; sounding roof; vibration test; importance of adequate supervision, and of systematic method of roof support. C. W. Owings. Accidents in coal mines, due to falls of roofs; statistical review; specific cases and remedies. (See also U. S. Bur. Mines -- Inf. Cir., no. 6225, Jan. 1930, 11 pp.; Coal Age, vol. 35, no. 2, Feb. 1930, p. 77)
Reducing accidents from falls of roof in coal mines
J. W. Paul: Six essentials for mine roof support; some definite system of setting timber; diagrams showing how and where to set timber; instructions given miners; supervision and regular inspection; record kept of any neglect to set timber; penalty for neglect to observe timber regulations. H. Tomlinson; Methods and importance of roof testing; competent coal miner rarely gets injured from fall of roof or coal; sounding roof; vibration test; importance of adequate supervision, and of systematic method of roof support. C. W. Owings. Accidents in coal mines, due to falls of roofs; statistical review; specific cases and remedies. (See also U. S. Bur. Mines -- Inf. Cir., no. 6225, Jan. 1930, 11 pp.; Coal Age, vol. 35, no. 2, Feb. 1930, p. 77)
Reducing accidents from falls of roof in coal mines
Colliery Eng
Paul, J.W. (author) / Tomlinson, H. (author) / Owings, C.W. (author)
1930
Article (Journal)
English
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Reducing accidents from falls of roof in coal mines
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