Tag Archives: Tunnels

Debate: Tunnelling sector’s past achievements and future challenges


Tunnelling technology has taken huge strides forward in the last 50 years to deliver ever more complex and larger projects, but what challenges must the sector address over the next 50 years?

The early 1970s saw the foundation of the British Tunnelling Society, the opening of the Kingsway Tunnel under the…

First cross passage for HS2’s Chiltern tunnels completed


The construction of the first cross passage linking the northbound and southbound High Speed Two (HS2) tunnels at Chilterns has been completed.

Cross passages are being built for use by train passengers during an emergency. When passengers have to evacuate a train, they can walk through these passages into the other…

Brisbane authorities unveil £5.6bn tunnel plans


Authorities in the Australian city of Brisbane have unveiled plans for an AU$9.5bn (£5.56bn) 12km long tunnel to the north of the city which could help alleviate traffic congestion and boost the local economy.

An in depth study found that a new tunnel stretching from Bald Hills to Kedron could be…