[Direction-dividing road construction measures and their consequences in traffic. An analysis of 1120 accident protocols prior to and following opening of a freeway section].

We analysed the traffic accidents on a typical Swiss road traffic about 14 km and over a period of 11 years before and after the building of a motorway. A new roundabout is the most important factor for traffic accidents. In the same time we registered a higher density flow of traffic on these roads. Language: de