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Information × Registration Number 0301U000161, 0100U001758 , R & D reports Title To develop the technical decisions on fastening step incline, ventilating guide step of incline and tier drift on sq.. L3 hor..500 of m. in conditions of weak unstable breeds for updating the project of reconstruction of mine "Pioneer" ГХК "Dobropolyecoal" popup.stage_title Розробити технічні рішення по кріпленню ступінчатого уклону і вентиляційного ходка уклону пл. L3 і технічні рішення по кріпленню ярусних штреків по пл. L3 Head Drutsko V.P., Registration Date 07-05-2001 Organization Research Institute of Organization and Mechanization of Mine Construction popup.description2 Mountain developments of the central panel m. "Pioneer" ГХК"Dobropolyecoal". Development of measures on increase of stability rock mass and technical decisions on creation load-carryingf systems ensuring overhaul maintenance of mountain developments. Analytical and experimental researches. The analysis of mining-geological and mine technical conditions is executed and the factors influencing to stability lining are established. The influence of parameters tamping of a layer on bearing ability of system lining-rock massive is considered. Is chosen and the method of definition of necessary durability tamping of a stone is updated. Are developed technical decision and documentation on fastening considered mountain breeds, which provides a complex of works on increase of stability of mountain developments, decrease of expenses material and manpower on their construction and support during operation. Construction and reconstruction of collieries Product Description popup.authors popup.nrat_date 2020-04-02 Close