TY JOUR TI FEATURES OF DETERMINING THE FREQUENCY OF IMPLEMENTATION OF SCENARIOS FOR THE DEVELOPMENT OF AN ACCIDENT AT A PRODUCTION FACILITY USING THE LOGICAL TREE OF EVENTS METHOD KW production facility KW accident KW fire KW explosion KW fire outbreak KW fire risk KW logical tree of events KW accident scenario JO Siberian Fire and Rescue Bulletin AU Sedov, D.V. AU Belyak, A.L. PY 2023 IS 2023 PB FSBEE HE Siberian Fire and Rescue Academy EMERCOM of Russia