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Information × Registration Number 0212U007641, 0111U005873 , R & D reports Title State monitoring of mine workings and development of recommendations on the increase of mine workings stability and increase of term of their maintenance-free support in the conditions of mine of LTD "DTEK Dobropillyavygillya" popup.stage_title Head Khalymendyk Iurii, Registration Date 10-05-2012 Organization State Higher Educational Institution National Mining University popup.description2 The geological-and-mining and geotechnical conditions of the maintenance and development of mine workings at the mine "Piner" of "DTEK Dobropolyeugol." Company were analyzed. The monitoring of mine workings of the seam m42 such as ventilation and conveyor drifts of 2nd southern lava is done. The analysis of the unsatisfactory state reasons of the ventilation drift of 2nd lava were given. The effect of extraction works of 1st southern lava in accordance with regulations was estimated. The measures to improve the ventilation drift was proposed. The state of the shaft D2 was estimated. The recommendations of reconstruction of the shaft D2 was proposed. Product Description popup.authors Бруй Г.В. Чемакіна М.В. Ю.О.Заболотна popup.nrat_date 2020-04-02 Close