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Yu. I. Alekseev
Yu. I. Alekseev

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Article
  • Date submitted
    1971-07-08
  • Date accepted
    1971-09-16

Results of mine observations of rock pressure manifestations in conditions of a thin gently dipping seam Mine № 1/2 of the “Uglegorskugol” trust

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Employees of the Leningrad Mining Institute together with workers of Mine No. 1/2 of the trust "Uglegorskugol" in 1967-1968 conducted at the mine observations of the manifestations of rock pressure at different methods of extraction and roof management. The purpose of the observations was to improve the technology of extraction of gently dipping Seam VI and to choose the most rational method of roof management. Seam VI is relatively uniform, the workable thickness is 0.95-1.10 m, the dip angle is 8-15° The roof of the seam is represented by layered claystones (0.4-0.6 m) and dense fine-grained sandstones (15-20 m). The floor of the seam is composed of claystones (0.1 m) and siltstones of medium strength, up to 8-10 m thick.

How to cite: Belkov V.I., Alekseev Y.I., Gogolin N.A., Bezkaravainy V.G., Ruzhan M.A. Results of mine observations of rock pressure manifestations in conditions of a thin gently dipping seam Mine № 1/2 of the “Uglegorskugol” trust // Journal of Mining Institute. 1972. Vol. 61. Iss. 1. p. 41-44.