Industroprema d.o.o. delivered and installed TESH-90121 type telescopic tower cranes, manufactured by IME-Autolift GmbH from Austria, for ZET – Zagrebački elektriski tramv d.o.o. These cranes make it possible to separate the car cabinet from the running boards during regular service inspections of the 32 m long NT 2200 low-floor trams. In the Trešnjevka Tram Service Hall, 12 electromechanical column cranes with a single capacity of 7.5 tons, with central control and remote control, have been installed. The system is designed according to the safety standards of EN 1493, which enables more effective preventive and corrective vehicle maintenance.