Support of mine workings.
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Support of mine workings.

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Published by H.M.S.O in London .
Written in English


Book details:

The Physical Object
Pagination52p.,ill.,25cm
Number of Pages52
ID Numbers
Open LibraryOL17364616M

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  mine when it has become unsuitable for further use. The primary ventilation system thus consists of an intake or intakes (or downcasts) through which the fresh air passes, the mine workings, and an exhaust or exhausts (or upcasts) where the air passes after having ventilated the working places of the ://~tien//   The mine plan is defined in this code of practice as the set of plans, cross sections and longitudinal sections showing the entire workings of a mining or quarrying operation. Other plans may be required as set out in Section There is also a need to keep a survey book in the survey office. This book should be in hard copy and should   (3) Each responsible person at a mine must ensure that appropriate precautions are taken and written safe working procedures are followed if open pits are excavated through abandoned underground workings, or in close proximity to current underground workings.   UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol. II - Underground Mining Transportation Systems - K. Matsui ©Encyclopedia of Life Support Systems (EOLSS) Inclined Shafts or Inclined Drifts Many underground mines use an inclined shaft fo r

While the mine workings are small the overlying rocks support themselves of and the full pressure does not come upon the mine Caving p i llars. 0 While abundant warning of the caving-in of the workings is thus given in advance it may happen that men are unexpectedly imprisoned   Entry - The main entrance and travelling passage of the mine. Examiner - An official who patrols a mine section to examine the workings for accumulation of gas and other hazards. Face - The end wall at the working extremity of any excavation in a mine. The place where a miner works in excavating coal and   Numerical Modelling of Mine Workings N Lightfoot & M Maccelari Research Agency: CSIR Division of Mining Technology application of a methodology for numerical modelling of mine design. Further We would like to express our gratitude to SIMRAC for financial support for project ;sequence=1. Supersedes Special Publication 32 Construction over abandoned mine workings (CIRIA, ), which was a reprint of the edition published in PSA Civil Engineering Technical Guide 34 - reprinted Author Parry, D. and Chiverrell, C. (eds) Publisher Information?DocID=