 It then follows a new street which continues east from Köhlstraße.The line passes the new IKEA am Butzweilerhof store (2nd station), crosses the new extension of Richard-Byrd-Straße, and ends at the intersection of Richard-Byrd-Straße and Von-Hünefeld-Straße.The oldest tunnel of the Cologne Stadtbahn is currently served by 30 trains per hour in each direction.