Rail safety investigations & reports

Derailment of Pacific National freight train 4BM4, near Nana Glen, New South Wales, on 25 February 2021

Investigation number:
Status: Active
Investigation in progress


At approximately 0136 on 25 February 2021, Pacific National freight train 4BM4 derailed near Nana Glen, NSW.

There were three locomotives and 37 wagons in the consist of the 1458 m train. The first locomotive derailed 3 wheelsets, the second locomotive did not derail and the third locomotive separated from the first two locomotives and tipped onto its side. The first 18 wagons also derailed.

The train was traveling from Brisbane to Melbourne, heading towards Sydney on single track. The incident occurred during a local flooding event.

An investigation being led by the NSW Office of Transport Safety Investigations (OTSI) is currently underway. OTSI conducts rail investigations in NSW on behalf of the ATSB under the Transport Safety Investigation Act 2003. OTSI transport safety investigators have commenced reviewing operator reports, interviewing the crew, and gathering any other relevant additional information.

A report will be published at the conclusion of the investigation. However, should any critical safety issues be identified at any stage during the course of the investigation, the ATSB will immediately notify relevant parties so appropriate safety action can be taken

General details
Date: 25 February 2021   Investigation status: Active  
Time: 0145 EDT   Investigation level: Defined - click for an explanation of investigation levels  
Location   (show map): Nana Glen   Investigation phase: Examination and analysis  
State: New South Wales    
  Occurrence category: Accident  
Report status: Pending   Highest injury level: None  
Anticipated completion: 4th Quarter 2022    

Train details

Train details
Train operator Pacific National  
Train registration 4BM4  
Type of operation Containerised train (freight) service  
Sector Freight  
Damage to train Substantial  
Departure point Brisbane, Queensland  
Destination Melbourne, Victoria  
Last update 18 May 2022