TY JOUR TI MECHANICAL SUPPORT FOR THE ELIMINATION OF THE CONSEQUENCES OF ACCIDENTS IN UNDERGROUND MINING KW mechanical prefabricated module KW emergency rescue operations KW blockages in underground mine workings JO Problems of risk management in the technosphere AU Nikitenko, S.M. AU Kizilov, S.A. AU Malakhov, Y.V. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia