Pull tests as a measure of roof bolt efficiency and of roof bolt design / by T.S. Cochrane and F. Grant. Roof bolt anchorage at Michel Colliery / by L.M. Dwarkin. Roof bolting practices, Dominion Coal...: M38-8/38E-PDF
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| Title | Pull tests as a measure of roof bolt efficiency and of roof bolt design / by T.S. Cochrane and F. Grant. Roof bolt anchorage at Michel Colliery / by L.M. Dwarkin. Roof bolting practices, Dominion Coal Company Limited, Sydney, N.S. / by D. MacFadgen. Discussion – Forum on Roof Bolting. Roof bolting effectiveness at Michel / by D.F. Coates and L.M. Dwarkin. |
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| Publication type | Monograph - View Master Record |
| Language | [English] |
| Format | Digital text |
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| Description | p. 877-887, 6 p. : charts, ill. |
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| Departmental catalogue number | 300117 |
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