RAIB report cites driver error in fatal Wales train crash

A fatal train collision in mid Wales that killed one passenger and seriously injured four others could have been prevented if the driver had used an emergency sanding system, according to a final investigation report published on June 18, 2026. The crash, Britain's first fatal multi-train collision in over 25 years, occurred on October 21, 2024, near Talerddig in Powys.

The Rail Accident Investigation Branch (RAIB) concluded that the accident was caused by a cascade of failures. At approximately 7:26 p.m., a westbound Transport for Wales service from Shrewsbury to Aberystwyth overshot its authorized stopping position within a passing loop on the single-track Cambrian line. It then entered the occupied single line and collided head-on with an eastbound service from Machynlleth to Shrewsbury. The westbound train was traveling about 24 mph at impact, while the eastbound train was moving at roughly 6 mph.

Investigators identified three immediate factors. The train approached the loop during autumn conditions with low wheel-rail adhesion, a known issue on the line. Its automatic sanding system, designed to improve grip, failed due to electrical faults. Crucially, the driver did not...