The Austrian autobahns are controlled-access highways in Austria. The Austrian autobahns (German&colon; Autobahnen) are controlled-access highways in Austria. Having been designed for cruising the autobahns, freeways were no problem for it. North Rhine-Westphalia has the densest network of Autobahns in Germany. The first Autobahns in the Ruhr opened during the mid-1930s. Most important Autobahns have six lanes, but there are no eight-lane Autobahns in the Ruhr. Adjacent nations with unlimited speed autobahns, Austria and Switzerland, imposed permanent limits after the crisis. The latter three routes used autobahns built during the Nazi era. The city itself has three junctions to the autobahns. In West Germany (FRG), most existing autobahns were repaired soon after the war. The Reichsautobahn system was the beginning of the German autobahns under the Third Reich. The main autobahns going all across Germany have a single digit number. Bamberg is not near any of the major (i.e. single-digit) autobahns. This car was to complement the new Autobahns that were to be built. The specifications for the autobahns were based on those developed by HAFRABA.