What is the name of the federal controlled-access highway system in Germany that is part of the Cologne Beltway?
Autobahn The Autobahn (German: "Autobahn" [ˈʔau̯.to:.ba:n] , plural "Autobahnen ") is the federal controlled-access highway system in Germany. The official German term is Bundesautobahn (plural "Bundesautobahnen ", abbreviated "BAB"), which translates as "federal motorway". The literal meaning of the word "Bundesautobahn" is "Federal Auto(mobile) Track".
Frankfurter Kreuz The Frankfurter Kreuz ("Frankfurt Cross") is an Autobahn interchange in Frankfurt am Main, Germany, where the autobahns A3 and A5 meet. The interchange was originally to be built from 1931 to 1933, but due to World War II construction was not finished until 1957.