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O. V. Trushko
O. V. Trushko
Saint Petersburg State Mining Institute (Technical University)
Saint Petersburg State Mining Institute (Technical University)
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Articles

Geotechnology
  • Date submitted
    2016-12-05
  • Date published
    2011-02-01

Stabilization of development workings in overworked layers

Challenges of efficient underground mining of thick flat coal seams are studied. An effective method to secure stability of site development workings in overworked layers is suggested. A conclusion is made on advisability of stress-relief workings construction in preparation of overworked layers. Parameters of slicing mining system and stress-relief workings are justified. Assessment of useful mineral loss enhancement and production cost reduction is made due to introduction of the proposed method. Possible areas are determined for application of this method.

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A. A. Sidorenko, S. A. Sidorenko, O. V. Trushko (2011) Stabilization of development workings in overworked layers. Journal of Mining Institute. Vol 190. p. 42.