HTM opens Den Haag Tramway Route 2; deploys Siemens trams November 2, 2015 | Europe News Den Haag transport operator Haagsche Tramweg Maatschapp (HTM) has operationalised Route 2 of the city’s tramway system, and deployed fully low-floor Avenio trams supplied by Germany-based Siemens. Rou... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password