Sydney’s ‘unbuildable motorway’ to be completed after two-year delay caused by sinkholes (opens original article in a new tab)

Sydney's M6 motorway project will resume after a two-year delay due to sinkholes and geological issues, with the private consortium covering costs and the completion date set for 2028.

• Tunnelling on Sydney's M6 project will resume after a two-year delay caused by sinkholes and a reverse fault.
• The private consortium will absorb the costs of finishing the tunnels, limiting financial impact on taxpayers.
• The project is now scheduled to open in 2028, with 250 metres of excavation remaining.