Siemens to automate a section of Hamburg S‐Bahn Line 21 July 12, 2018 | Europe Company News Siemens has signed co-operation agreement with Deutsche Bahn (DB) and the city of Hamburg to automate a section of Hamburg S‐Bahn Line 21. As per the agreement, Siemens will equip a 23-km section... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password