The $16.8 billion WestConnex. What about the longest tunnel to drive through ... and to open in 2019 – has been on the planning map since the 1940s and 1950s. This was a point made by Planning ...

Aluminum Facade Blades and Aluminium Click-on Battens from Sculptform have been used to create an iconic feature around a tunnel entrance and the ventilation systems of the WestConnex M8 Junction.