Tags: Train.
The Siemens-Düwag U2 is a type of light-rail vehicle (LRV). The cars were built by consortium of Siemens Wegmann & Co. and Düwag. The U2 design was built on the Siemens U1 prototype tram built in 1965 (now stored at a Frankfurt tram museum).Originally designed for and used by the Frankfurt U-Bahn (subway/metro system) the model of car was adopted for light-rail use by transit systems in Edmonton Calgary and San Diego during a period in which few purpose-built trams were being manufactured.