The Nigerian Safety Investigation Bureau (NSIB) has released the preliminary report on the derailment involving train number AK 1, operated by the Nigerian Railway Corporation (NRC), with locomotive registration CDD5c2 2701.

The occurrence took place at Km 49, Kubwa–Asham section, Kagarko Local Government Area, Kaduna State, on 26 August 2025.

The passenger train, which departed Idu Station, Abuja, at 09:45 h en route to Rigasa Station, Kaduna, was carrying 618 persons on board, including NRC crew members, security personnel, and service staff.

At approximately 11:09 h, shortly after passing a manually operated switch point at Asham Station, the forward locomotive and adjoining coaches derailed and overturned. Twenty-one passengers sustained varying degrees of injuries, while no fatalities were recorded.

Initial findings and recommendations are contained in the preliminary report, which is available for download on the NSIB website. The report represents early findings and is subject to further analysis. The final report will present detailed conclusions and additional recommendations to enhance rail safety in Nigeria.