окружающая среда, мероприятия по оптимизации дорожного движения, экологическая безопасность, массовый расход nox, экология, участок улично-дорожной сети, двигатель, транспортный поток, Industrial safety. Industrial accident prevention, T55-55.3

Introduction. One of the most pressing socio-economic problems is the state of the environment, which affects the living conditions of many people. The article deals with the problem areas of the intersection of 20-ya Liniya street -Sholokhov Avenue in Rostov-on-Don.Problem Statement. The purpose of this paper is to improve environmental safety at the intersection of 20-ya Liniya street - Sholokhov Avenue in Rostov-on-Don by reducing emissions from road transport through the proposed measures to reorganize traffic on this section of the road network.Theoretical Part. The article provides an assessment of environmental and road safety on the road network section before applying the proposed measures. The measures are listed and justified that would help improve the conditions for road transport at the selected intersection and reduce emissions from road transport, which would improve environmental safety. The calculation of environmental indicators was made after the proposed measures to reduce NOx emissions by cars.Conclusion. The article analyzes the environmental indicators before and after the events, and then compares them. Based on the analysis and calculations, it is determined how much the proposed measures to optimize traffic will help reduce NOx emissions by cars.