NSW site for Australia's longest tunnel

By Jack Gramenz
Updated May 15 2022 - 11:06am, first published 11:01am
A digital image of the 11-kilometre Blue Mountains tunnel, which would be the longest in Australia.
A digital image of the 11-kilometre Blue Mountains tunnel, which would be the longest in Australia.

Australia's longest road tunnel is set for the Blue Mountains as part of upgrades to better connect western NSW to the state's coastal capital.

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