Graz University of Technology University of Graz. The university has a staff of 3,324. Research areas are combined in five fields of expertise. "TU Graz", the "University of Leoben" and "TU Wien" form the network "Austrian Universities of Technology (TU Austria)" with approximately 47,000 students and 9,000 staff. The university has multiple campuses, as it is mainly situated on three sites in the city, two in the centre of Graz and one in the southeast of the city. Campus buildings at the Graz University of Technology 1811: The Joanneum is founded by Archduke John of Austria. The first subjects taught were physics, chemistry, astronomy,
Trams in Graz was introduced in 1999 by the fitting of new low-floor centre sections to 12 existing trams. In 2007, Graz ordered 45 Stadler Variobahn trams for delivery between 2009 and 2015. These vehicles proved controversial, with complaints over noise and vibration levels. Initially confined to the north-south axis lines 4 and 5, the trams started operating on the east-west axis in 2013, after modifications and imposition of a speed limit. In 2012, new tram tunnels were built to serve the city's main railway station (Graz Hauptbahnhof), which was previously the terminus of two tram lines and some distance from the main