United Kingdom, Aug. 22 -- Alstom, a global leader in smart and sustainable mobility, has signed a Technical Support and Spares Supply Agreement (TSSSA) with Great Western Railway (GWR) to assist the introduction of 26 Class 175 trains into service across the South West England.Under the eight-year agreement, valued at approximately £75 million, Alstom will deliver ongoing maintenance support from GWR's Laira depot in Plymouth. The contract supports more than 15 roles, including engineers, material planners and administrators, as well as many more in Alstom's wider supply chain. The first trains are expected to enter passenger service later this year, following recommissioning and driver training. Owned by Angel Trains, the Class 175s ...