Font-end view of the tamper machine. Railway tracks are nowhere to be seen as it has run over the end of the tracks. The tamper's front wheels are out of sight, buried in the gravel ballast. Its front w
The tamper at the accident site. Photo: TAIC
Tamper machine derailment, Purewa Tunnel, Auckland, 9 October 2023
Occurrence Date
The circumstances reported to date are that at about 0025 hours on 9 October 2023, a tamper vehicle derailed on the North Island Main Trunk Line near Glen Innes, Auckland. The tamper group were travelling to a work site when they entered Purewa Tunnel where rail had been removed and the first tamper machine derailed, with no injuries reported.

(A tamper is a specialist rail machine that adjusts track alignment by lifting the track and compacting the ballast underneath the sleepers to hold the track in place. It helps create a smoother ride for passengers and freight.)

[As initially reported. Subject to change. Not official Findings].