An investigation is underway into a collision between 2 trains at Medway Junction, New South Wales, on 21 March 2025.
At about 0640 local time, Pacific National limestone train 2222 departed Marulan South Quarry for Medway Junction, on the Medway quarry branch line. After the passage of 2222, Pacific National aggregate train 2296 departed the nearby Peppertree Quarry, also for Medway Junction on the Medway quarry branch line.
At about 0700, 2222 was stationary at Medway Junction, awaiting departure onto the main line, when 2296 collided with it from behind. The lead locomotive of 2296 sustained minor damage, its front 3 hoppers derailed and sustained significant damage, and its crew sustained minor injuries. The rear hopper of train 2222 sustained minor damage, but did not derail, and the crew of 2222 were uninjured.
The investigation scope includes risk controls for collision, condition of rollingstock and track infrastructure, train operations and scheduling, the train crew, communications and gathering any other relevant information.
This investigation is being led by the Office of Transport Safety Investigations (OTSI). OTSI conducts rail investigations in New South Wales under the Transport Safety Investigation Act 2003 in accordance with a collaboration agreement with the ATSB.
A final report will be released at the conclusion of the investigation. However, should a critical safety issue be identified during the course of the investigation, OTSI and the ATSB will immediately notify relevant parties, so that appropriate and timely safety action can be taken.