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3D parametric structural design and documentation workflow
28 December, 2021
Jeff Fontana and Eric Westergren of McMillen Jacobs look back over the past 50 years and note that architecture, engineering and construction have gone through several advances in design development and documentation

An innovative tunnel and contracting model
28 December, 2021
VTA is extending the BART transit system into Silicon Valley under a two-phased program. Phase 2, currently in design and engineering, features an innovative single-bore tunnel configuration. Report by the VTA’s BART Silicon Valley Phase II Team

Harding prize gains momentum for 2022
28 December, 2021
Young tunnel engineers can raise their profile and make their work visible to the civil engineering community by entering the Harding Prize, named after the founder chairman of the Society, Sir Harold Harding

Old not obsolete
28 December, 2021
An interesting news story caught my attention this month concerning the fate of a 126-year-old freight tunnel in the US. Far from abandonment, disrepair or demolition, the Howard Street Tunnel (HST) in Baltimore is to get a new lease of life. And it’s a wonderful story.

Former tunnel tiger sets off on charity odyssey around Ireland
24 December, 2021
An 80-year-old former ‘tunnel tiger’ is driving around the coast of Ireland on a two-month charity mission which will see him swim at as many of the country’s piers as possible, despite icy, wintry seas.

Young tunnellers invited to enter new industry award
24 December, 2021
The British Tunnelling Society Young Members (BTSYM) is inviting entries for the very first Doug Allenby Memorial Medal, to be awarded at the BTSYM Conference in 2022.

Gushing water causes delays to China’s longest tunnel
21 December, 2021
Progress on what will become China’s longest tunnel – and the longest in the world – is being hampered by strong gushing water, despite being located in one of the driest regions on Earth, reported The South China Morning Post.

TBM delivery heralds HS2 London launch date
17 December, 2021
UK tunnelling activity is forging ahead following the recent delivery of two giant Herrenknecht EPB TBMs to HS2 main works civil contractor Skanska Costain Strabag JV in West London.

Components for largest-ever UK TBM arrive at Silvertown
16 December, 2021
Having passed factory acceptance tests on 2 December at the Herrenknecht works in Schwanau, Germany, parts of the giant TBM that will bore London’s Silvertown Tunnel have started to arrive in London.

Agreement will see US$432m to repair East River Tunnels
16 December, 2021
In a deal brokered by New York Senator Chuck Schumer (Democrat), MTA and rail provider Amtrak have reached a deal that will see urgently-needed repairs carried out on the crucial East River Tunnels connecting Manhattan with Long Island.

Lake Huron tunnel explosion workers remembered
14 December, 2021
A ceremony has taken place in Detroit, US to commemorate the 22 tunnel workers killed on December 11, 1971 when a gas explosion ripped through a water intake tunnel under construction beneath Lake Huron, Michigan.

Bechtel selected as delivery partner for Toronto rapid transit
14 December, 2021
Engineering and construction services provider Bechtel has been named as a delivery partner for the Metrolinx Ontario Line in Toronto – Canada’s largest-ever subway expansion programme and the first new subway project in 50 years.

Senior Director, Project Engineering (Tunneling)
10 December, 2021

New tunnelling method bores through the hardest of rocks
09 December, 2021
A US-based start-up using new technology has announced the completion of a successful 6m pilot bore at a rate of 25mm/min through tough Sioux Quartzite – a geology usually excavated using dynamite.

Works progress on multiple fronts at Hampton Roads
08 December, 2021
VDOT (Virginia Department of Transportation) has provided an update on the Hampton Roads Bridge-Tunnel Expansion Project (HRBT) in Virginia, US, with all indicators pointing to a relatively untroubled construction process.

Snowy 2.0 project reaches new milestone
06 December, 2021
A second tunnel boring machine has been commissioned for Australia’s Snowy 2.0 pumped storage power plant following the conclusion of a special ceremony in the Snowy Mountains attended by the Prime Minister and other politicians.

Eight winners announced for 2021 ITA Awards
06 December, 2021
The International Tunnelling Association (ITA) has announced the winners of the seventh edition of the ITA Tunnelling Awards.

HS2 launches first TBM on Midlands stretch of high-speed line
03 December, 2021
Having pushed the big red start button, HS2 CEO Mark Thurston initiated the launch of the first tunnel boring machine to dig the Midlands stretch of the UK’s high-speed railway.

Traylor Bros and Strata partner in Boraid global distribution tie-up
03 December, 2021
Underground construction specialist Traylor Bros has selected Strata Worldwide as its exclusive distribution partner to bring the Boraid line of TBM products to the wider tunnelling community.

Hudson Tunnel gets green light for construction
02 December, 2021
With the US Army Corps Of Engineers having issued the Section 404/10 permit to NJ Transit and Amtrak, the US$12.3bn Hudson Tunnel Project has cleared its final bureaucratic hurdle and is allowed to proceed to full construction.