The railway between Newport and Cardiff reopened after a programme of essential track renewals designed to improve reliability on the South Wales Main Line.
More than 150 Network Rail engineers and specialist teams, working alongside contractors Colas Rail UK and AECOM. The programme is intended to cut the risk of track-related faults, supporting more dependable services with fewer delays on one of South Wales' busiest routes.
The upgrades included replacing sets of points (the moveable rails at junctions that enable trains to switch safely between tracks), laying 1,120 tonnes of new ballast to strengthen and support the track, renewing 400 metres of rail, and using the Kirow — one of Europe's largest rail cranes — to lift and install components.
The work forms part of ongoing investment to maintain a safe, reliable railway for both passenger and freight services using the route, and helps lay the groundwork for future service growth on the South Wales Main Line.
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