is an autobahn in western Germany, connecting Münster via Recklinghausen to Wuppertal. It is an important bypass for traffic coming from the A 1 wanting to go to the western Ruhr valley and wanting to avoid tailbacks at the Kamener Kreuz near Dortmund.

Exit list

(2) Münster-Süd 4-way interchange (3)Senden (4)Nottuln (5)Dülmen-Nord (6)Dülmen (7)Lavesum Services Hohe Mark (8)Haltern Lippebrücke (9) Marl-Nord 4-way interchange (10)Marl-Sinsen (11)Recklinghausen/Herten (12) Recklinghausen 4-way interchange (13)Recklinghausen-HochlarmarkRhein-Herne-Kanal-Brücke (14) Kreuz Herne 4-way interchange (15)Herne-Eickel (16)Bochum-Riemke (17) Bochum 4-way interchange (18)Bochum-Laer (19) Bochum/Witten 4-way interchange (20)Witten-HevenRuhrbrücke (21)Witten-Herbede (22)Sprockhövel (23) Wuppertal-Nord 4-way interchange ,

External links