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Information × Registration Number 0221U101850, 0111U009666 , R & D reports Title Desing series of reinforsed concrete tubing for the construction of enhanced lining for repair of vertical shafts with a diameter of 6 m - 8 m and equipment to manufacture them popup.stage_title Head Lapko Oleksandr M., Registration Date 26-01-2021 Organization Separate subdivision "State Research Institute of Organization and Mechanization of Mine Construction" of the State Enterprise "Scientific and Technical Center" Coal Innovation " popup.description2  The subject of the research is the cast-in-place concrete tubes for bolting the vertical shafts of circular crossing and equipment for their production, rules of bolting with cast-in-place concrete tubes. The work is aimed at increasing the quality and reliability of the repair of the broken shafts with the reinforced-concrete tubes. Methods of investigation - empirical. According to the work schedule for 2014 the first edition of the normative document "Vertical shafts of coal mines. Rules for repair of the linings with the use of reinforced concrete tubes" and sent for review. The results of the work will be used in the development of the remaining revision of the regulatory document. Product Description popup.authors Volkov Volodymyr Yu. Gnezdilov Volodymyr G. Klimchuk Mykola V. Lisnichuk Mykola V. Lapko Oleksandr M. Lebedeva Alla S. Pogorjelov Valery I. popup.nrat_date 2021-01-26 Close