The works reopened on 20 September 1954, since when many of the original buildings have been extensively repaired and their usage altered. Machinery has been updated and modern materials and techniques have been introduced. Additional workshops have been built as well as new locomotive servicing facilities and carriage storage depots. The works undertakes the restoration and preservation of the railway's historic locomotives, carriages, wagons and features of all descriptions. It also builds new steam locomotives and passenger carriages, and undertakes the ongoing maintenance of the Ffestiniog Railway's expanding fleet of railway vehicles.