HSVV are responsible for planning, building and maintaining freeways and the inter-urban road network in the German state of Hessen. Traffic control and management activities include re-routing, line control, temporary hard shoulder use, road works management, traffic information and incident management. HSVV`S road network comprises about 1000 km of freeways. Total road network adds up to more than 15.000 km. Hessen is active in the field of inter-regional strategy management, planning and realising traffic management strategies in cooperation with nearby German states (Rhineland-Palatinate, North Rhine-Westphalia, Baden-Württemberg, Bavaria). Traffic information between Traffic Centre Hessen (TCH) and other stakeholders is exchanged by means of DATEX.