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070321s1980||||enk|||||||||||||||||eng d |
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|a 0900488557
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|a AR-LpUFI
|b spa
|c AR-LpUFI
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|a 624.121
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1 |
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|a Hoek, Evert.
|9 298887
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|a Underground excavations in rock /
|c E. Hoek, E. T. Brown.
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|a London :
|b The Institution of Mining and Metallurgy,
|c 1980.
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| 300 |
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|a 527 p.
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|a Planning considerations - Classification of rock masses - Geological data collection - Graphical presentation of geological data - Stresses around underground excavations - Strength of rock and rock masses - Underground excavation failure mechanisms - Underground excavation support design - Rockbolts, shotcrete and mesh - Blasting in underground excavations - Instrumentation - Appendix.
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| 650 |
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|a MECANICA DE ROCAS
|9 283048
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| 650 |
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|a EXCAVACIONES
|9 266959
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| 650 |
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|a TUNELES
|9 270601
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| 700 |
1 |
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|a Brown, E. T.
|9 298888
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| 929 |
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|a 34008 DON DEL RIO
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| 942 |
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|c LIB
|6 _
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|a Registro convertido en forma automatizada
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|a GEB
|c 15919
|d 15919
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