Report attributes Spain train crash to multiple system failures

An investigation by Adif, which manages Spain’s railway infrastructure, concluded that a cascade of technical failures caused the fatal collision between a state-owned Renfe train and a privately operated Iryo train near Urda, south of Toledo. The crash, which killed 69 people and injured around 50, occurred after the LZB safety system – designed to prevent trains from occupying the same track – suffered a widespread outage, forcing operators to rely on temporary speed limits. Additional faults were identified in communication systems and electrical disturbances on the track bed.

Transport minister Oscar Puente said the LZB system had stopped working 170 times in the past year, a frequency he described as “normal” and comparable to the EU average. > “We still don’t know what caused the communication problem between the computer systems at the Urda exchange,” Puente told reporters on Friday. “What we do know is that this incident is not uncommon, and that the system is designed to handle it.”

Puente also noted that a controller instructed a stalled train to restart and cleared it to travel at speeds up to 160 km/h despite a second train being stationary ahead, a decision that contributed to the collision. Prime Minister Pedro Sanchez declared three days of mourning following the disaster.

Former Adif president Isabel Pardo de Vera criticized the government for not updating ageing infrastructure, saying that planned line renewals had not been implemented. > “What they have done to safety, that is the root problem,” she said in an interview.

The findings highlight both human error and systemic shortcomings in Spain’s railway safety management.