News Articles | 2 May 2019
Tunnel boring machine (TBM) Grace and her crew reached another milestone earlier this week: completing 4.5km of tunnelling!
Fact Sheets | 30 April 2019
Given the length of the tunnels, additional infrastructure is required to provide safe egress between the two tunnels and to ground level in the event of an emergency.
News Articles | 5 April 2019
A major milestone was celebrated this week with all tunnel segments required for the 8km twin-bored tunnels produced.
News Articles | 11 March 2019
Concrete has been the big ticket item in the past month with slab pours taking place left, right and centre. A lot of construction work has become more visible now with above-ground structures starting to take shape across several of the sites.
Fact Sheets | 6 March 2019
Tunnel boring machines (TBMs) are large machines that excavate below the ground surface, while simultaneously installing concrete lining units to build a tunnel.