%0 Journal Article %T Risk Management at Operation of Dangerous Technical Systems on the Basis of Non-Destructive Control %A Akatev, V.. %A Metelkin, E.. %A Barysheva, E.Y. %A Akat'ev, A.P. %K dangerous technical systems, non-destructive control, long distance pipe lines, flues, step-by-step risk management, risk mitigation costs effectiveness, risky expenses optimization %J Safety in Technosphere %D 2020 %N 9 %P 7 %I INFRA-M Academic Publishing LLC.