on the Cologne Beltway between Köln-Mülheim and autobahn triangle Dreieck Köln-Heumar. Construction work began in 2014 after the planning approval decision in 2007 and was completed by the end of 2017. The 19 km long western subsection from the junction Aschaffenburg up to and including Kauppenbrücke was expanded in the years 2001 to 2011 on six lanes. A3, which runs from the Dutch border near. For the following approximately -kilometer-long section to the west of Marktheidenfeld, the plan approval decision has been available since July 2008. This was then in an area that was still under Dutch administration until 1962, the construction was in collaboration with the Dutch Road Administration. The first section to the junction Rottendorf has been expanded since March 2012. Due to the narrow angle in which the motorways cross, the ramps had to be built in a small space and all lie south of the main bridge in the interchange. 16 Mülheim on the Ruhr - Styrum, turn right into the Oberhausener Straße.
Oberhausen lirich a3
2 From Tennenlohe to the cross Nuremberg, the highway was already passable in 1941, but only in the section AS Nuremberg / Behringersdorf to AS Nürnberg-Mögeldorf two lanes. However, in March 2008 the Federal Ministry of Transport approved an early start of planning. This creates a new connection point on the. From the community Weibersbrunn the track is four-lane, but is expanded since 2014, and leads across the heights of the Spessart. Afterwards, the valley bridge Heidingsfeld should be lowered and the district Heuchelhof underpassed with the Katzenberg tunnel. Richtung Köln, zwischen, oberhausen -Lirich und Kreuz Kaiserberg, baustelle, Fahrbahn auf einen Fahrstreifen verengt.