Freeways (autobahns) are the highest-quality roads in Germany – and the safest. In terms of safety, their weak points are their slip roads and, above all, the sections whether there are roadworks, which interrupt the flow of traffic and repeatedly lead to serious accidents. In a study carried out by the Technische Universität Dresden and commissioned by the UDV (German Insurers Accident Research), the accident statistics at 12 roadwork sites with a total length of 68 km were analyzed, and five roadwork sites were subjected to a detailed investigation. [more]