City & Southwest project’s 15.5km twin tunnels are the first to pass under the waterway.
A Sydney Metro train undergoing testing on the new City & Southwest line’s twin tunnels under Sydney Harbour.
HISTORY has been made in New South Wales as for the first time test trains are running deep below Sydney Harbour as the Sydney Metro City & Southwest project enters its latest stage.
As part of the testing and commissioning programme for the new trains, they are travelling at an initial 25km/h through the 15.5km-long twin tunnels which extend the Metro North West Line from Chatswood to…
