GMF has executed the conversion of a track inspection trolley (draisine) owned by Infraestruturas de Portugal for personnel transport into one dedicated to catenary. The process has focused on a lifting platform, a crane with a maximum lifting capacity of 8 tonnes and implementation of a gauge limitation system, a working hydrostatic traction system and the construction of a new cabin and its painting.
The company, specialised in the maintenance of railway rolling stock, also carries out maintenance of track inspection trolleys and special track vehicles and performs operations for companies in the construction sector. It also specializes in tamping equipment and the conversion of complex machines to different track gauges.