Tag Archives: Tunnels

The last module in the lining of Heathrow Airport’s 870m cargo tunnel under its runways is about to be installed by Mace under a £145M renewal project.

Chancellor Rachel Reeves has confirmed that UK infrastructure projects including the £1.7bn A303 Stonehenge Tunnel “will not move forward” as the government looks to fill a £22bn hole that the government has discovered in its audit of public finances.

Advances in tunnelling techniques and technologies have opened up new applications and opportunities for a greater use of smaller tunnels, often built with automated tunnel boring machines (TBMs). Not that smaller tunnels are always so small. One such tunnel has a diameter of less than 5m but is 36.7km long…

The Woodsmith project recently broke the world record for the longest single TBM drive. Here we report on progress and a technology used for the first time in the UK

Northumbrian Water’s £155M pipeline resilience upgrade in the Tees Valley features a technically challenging tunnel under the River Tees.

New Zealand’s largest ever wastewater infrastructure project is underway. It will reduce combined sewer overflows and water pollution.

Tunnelling has been completed for the second phase of Singapore’s  S$10bn (£5.8bn) Deep Tunnel Sewerage System (DTSS) project, which will boost the country’s water recycling capacity.

Main Point: Grenfell's internal fire spread Once again, discussion of the reasons behind the Grenfell disaster focus only on the inflammable cladding panels (NCE, July). However, in a report by Dave Parker in the August 2017 edition of NCE, it was spelt out very clearly that the fire which engulfed…

Innovative moving formwork is helping to speed construction of High Speed 2’s Copthall Tunnel in north west London.

The concept of smart motorways arose because of a need for extra traffic capacity set against the inability to obtain land for various reasons. Now that so much investment has been made and serious safety implications have so obviously arisen, surely it is time to re-examine objectives. When motorways are…