• Disruption and alterations

    FAQs Want to know more about how we deal with delays, break downs, service alterations, and disruptions. Why is my train delayed, cancelled or replaced by bus? Your train can be delayed, cancelled or replaced by bus due to one of ma

  • Our new vision, mission, purpose and values

    Together, we’ve created a bold new vision in the form of T Network, bringing our transport systems together and joining up journeys for our customers - from one mode to many. One Network, One timetable, One Ticket, One Team.   To do this

  • Services at stations

    We do not permanently close station entrances or gates if this would restrict disabled passengers’ access to any platforms or station facilities unless we have: Consulted the Department for Transport, Transport Focus and local access groups; and got approval to do so from the Departmen

  • Train performance

    See the train performance figures for our entire network.

  • Treherbert Line Transformation

    Electrification of the Treherbert railway line The overhead power lines that carry 25,000 volts will be ‘live’, making it extremely dangerous for any persons to come close to the overhead wires or any associated part of the structures.

  • Useful links

    Useful linksTo help you plan your journey, we’ve included links to the websites of local councils, bus and rail operators that provide services in Wales.

  • Rhymney line transformation

    We’re upgrading the Rhymney line as part of the next phase of the South Wales Metro.

  • Core Valley Lines infrastructure manager

    This site hosts key regulatory documentation and other information in respect of the role AIW undertakes as Infrastructure Manager for the railway network running from Cardiff to Treherbert, Aberdare, Merthyr Tydfil, Coryton, Rhymney and Cwmbargoed (known as the Core Valleys Lines), as well as hosting consultations run by AIW.

  • Bus franchising - frequently asked questions

    Bus franchising - frequently asked questions