Transport for Wales Rail Services Wikipedia
1,435 mm (4 ft 8 1 ⁄ 2 in) ... A consistent 1 tph on the Cambrian line from Shrewsbury to Aberystwyth from December 2022; ... of the 170s and 230s to TfW Rail's fleet during 2019 will facilitate an internal cascade of around half of their Class 150/2 Sprinter diesel multiple units to the Valleys Cardiff Local Routes network, ...