Siemens completes delivery of 60 trams for Den Haag April 26, 2016 | Europe News Siemens has delivered the last of 60 fully low-floor Avenio trams for Den Haag transport operator Haagsche Tramweg Maatschapp (HTM). HTM had ordered 40 Avenio trams in 2011 and exercised an option for... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password