The topic of this final work is a reconstruction of the intersection of Braće Radića i Ratimira Hercega street in the town of Varaždin with a roundabout system. The final work consists of five main chapters. The first chapter is about traffic intersections in general with a focus on an intersection with roundabout. Furthermore, there are listed the most important starting points, requirements and principles as a part of intersection designing, and also is mentioned how equipment play an important role. In the second chapter is analyzed classification of interesections according to multiple standards/criteria, and also are listed general and functional properties. The third chapter is in general about roundabouts: inside this chapter are listed the most important terms, concepts,and labels, then uniqueness, strenghts and weaknesses and also divisions and basic features of roundabouts. Furthemore, there is mention about adequacy and parameters for performance, traffic security and ensuring of transparency in the roundabout. The fourth chapter deals with the main part of the final work in which is described in details the reconstruction of the intersection of Braće Radića i Ratimira Hercega street in the town ofVaraždin with a roundabout system. The construction phases are described in details. In the last, fifth chapter are summarized benefits of derived reconstruction.