
Essential maintenance will be carried out at the St Helena Tunnel, Ewingsdale from 7pm Monday, February 24 with the tunnel being closed overnight.
‘To reduce the impact to motorists, work will be carried out at night. The tunnel will be closed to all traffic from 7pm to 5am from Monday 24 to Wednesday 26 February, reopening at 5am Thursday 27 February 2025, weather permitting,’ said a spokesperson for Transport for NSW.
Northbound traffic will be diverted onto Hinterland Way at Byron Bay Road (Bangalow exit), rejoining the highway at Ewingsdale, and southbound traffic will be diverted onto Hinterland Way at Ewingsdale Road (Byron Bay exit), rejoining the highway at Bangalow.
‘Motorists are advised to allow up to five minutes of additional travel time for the diversions, which are suitable for all vehicles. Drive to the conditions and follow the direction of signs and traffic control,’ they explained.
Routine maintenance of the St Helena Tunnel is carried out every three months and involves a range of measures such as inspecting the various operating and safety systems.
For more information visit Live Traffic | Incident Details.
To receive updates direct to your phone, search for ‘St Helena tunnel – Ewingsdale’ in your Live Traffic app, select the incident and click ‘Follow’.


For four decades The Echo has printed the stories some people loved, some people hated, and some pretended not to read. If you want us to keep telling the truth, the real truth, not the sugar-coated version. We’ll need your support to keep the presses rolling.