In recent years, the Department for Traffic Engineering has been involved in the implementation of studies, projects, expertise from various fields of transport, contributing significantly to solving problems in the functioning of some regions, cities and enterprises in both our country and Bosnia. In the previous period, some of them were considered to be of particular importance:

* Parking studies (Novi Sad, Nis, Valjevo, Uzice, Backa Palanka, Sabac),
* Study of public transport (Belgrade, Kragujevac, Banja Luka, Indjija),
* Traffic studies (Novi Sad, Indjija),
* Plans for technical regulation of traffic (Ruma, Indjija, Brcko, Bijenjina, Banja Luka, Sarajevo),
* Projects of technical traffic regulation (Novi Sad, Sarajevo, Banja Luka),
• Projects of traffic regime changes (Novi Sad, Subotica, Apatin),
• Traffic and technical expertise (Novi Sad, Belgrade, Kragujevac, Leskovac, Zrenjanin, Jagodina, Kraljevo, Krusevac, Leskovac, Vranje, Nis, Sombor, Vrsac, Belgrade, Zajecar, Uzice, Sabac, etc.).
The Department for Traffic Engineering has also been engaged by the Ministry of Science and Environment in the implementation of four projects of national and regional importance in the field of road, water and rail transport.