Search Results:

You searched for

Current Refinements
  Content Type Features
  Date 2021
Remove all refinements
Refine Search

BTS launches Harding prize for 2022
29 November, 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

Dewatering London
29 November, 2021
Dr Toby Roberts, chairman of WJ Group, gave the BTS lecture online in September 2021 on the range of dewatering strategies used to manage groundwater for underground construction in the London Basin. Reported by Mehdi Hosseini of London Bridge Associates

Underground in Moscow
29 November, 2021
Moscow is constructing new metro lines at a rapid pace to better accommodate the city’s seven million passengers daily who use it. Julian Champkin spoke with Anna Merkulova, engineer and CEO of the Mosproekt-3 group of companies about the expansion programme

Tunnels facilitate water flow
29 November, 2021
Water system upgrades are keeping the North American tunnelling industry busy. Keren Fallwell reports

Low carbon concrete for shaft and tunnel linings
29 November, 2021
Low-carbon concretes are a welcome development but should be carefully used as some cases could see longer setting times, slower strength development and even increased embodied carbon, writes Charles Allen of OTB Concrete

Cross river rail to tackle Brisbane’s urban growth
29 November, 2021
Australia’s cities are engaged in some major underground rail projects. Sydney and Melbourne both have their metro schemes. Brisbane is host to another – and also to the Olympic Games. Julian Champkin reports

Asset management: Not somebody else’s problem
29 November, 2021
Martin Knights FREng and former ITA President discusses the importance of the intelligent care of ageing assets and gives details of a new initiative tasked with producing guidance on the management of tunnels

Student TBMs battle it out in Las Vegas Boring contest
29 November, 2021
Elon Musk’s Boring Company held its first Not-A-Boring Competition in Las Vegas, Nevada in September which saw student teams from around the world compete to ‘beat the snail’. George Demetri reports on the outcomes

Terratec – Always Advancing
29 October, 2021
Incorporated in 1990, Terratec one of the world’s leading designers and manufacturers of Tunnel Boring Machines, encompassing all ground conditions and diameters – ranging from 0.60 to over 16 meters – as well as TBM back-up equipment, Raise Boring Machines and other custom-engineered products for the tunnelling and mining industries. Terratec's success is based on the experience and excellence of its engineering team. This team includes engineers with more than 40-years of experience in the design and manufacture of tunnelling and mining machines who have worked on some of the world’s largest underground projects. Terratec is also fully managed by engineers enabling quick and efficient solutions that meet customer expectations.

Shafts and caissons
29 October, 2021
Andrew Smith, retired estimating and technical consultant formerly with Joseph Gallagher Ltd looks at the construction of shafts and caissons using precast segmental linings, together with the use of sprayed concrete lining in shaft sinking operations

Monitoring of soil conditioning parameters during EPBM excavation
29 October, 2021
Sika employees Dr Oscar Marazzini, Kanokwan Chuanak, Philippe Doriot and Manfredo Belohuby, look at how lab results can be correlated and applied on site, and how lab trials can give reliable, usable results to improve the success of future projects, avoiding costly errors and delays

CSO capture for cleaner water
29 October, 2021
Jon Sickling, Tunnel Shafts Delivery Manager, Watercare Services, and Stefano Vittor, Construction Manager, Ghella-Abergeldie JV, outline details of New Zealand’s largest wastewater project – Auckland’s new Central Interceptor

Tunnelling the Thames
29 October, 2021
Sagar Sheth, Principal Tunnelling Engineer, and Richard Miller, Head of Tunnelling, both of Ramboll UK, describe the design checks and assurance services, risk and stakeholder management they provided during the construction of Tideway

Digital drive
29 October, 2021
Digital technology promises multiple benefits and is making huge inroads in many sectors but its take-up in tunnelling and other infrastructure projects is still at relatively early stages. Report by Patrick Reynolds

Green light for Stuva
29 October, 2021
Following a break last year due to the pandemic, the Stuva Conference and Expo looks ready to be staged in Karlsruhe, Germany on 24–25 November 2021

Set in stone
11 October, 2021
For centuries the home of quarrying and more recently mining of the eponymous stone, Portland, England could become home to an exciting new visitor attraction housed in a mine and demonstrating the potential of underground space. George Demetri reports

A challenge packed drive
11 October, 2021
Erez Allouche, Matthew Devitt and Tyler Horton of Stantec Consulting, and Keivan Rafie of Hatch (Vancouver) discuss the relocation of a gas pipeline microtunneled through complex soils and beneath twin railroads, a river and multiple utility lines

Digging the deal on infrastructure
11 October, 2021
George Demetri takes a look at the state of US infrastructure, the possible causes of its lacklustre performance and how it may be improved, taking in along the way the views of some high-profile engineers and consultants

Jerusalem caverns present challenges of biblical proportions
08 September, 2021
Based on a presentation by Dr Roberto Schuerch of Pini Swiss Engineers, technical journalist Roland Herr gives an overview of an outstanding underground project brimming with engineering challenges

Tackling Toronto’s CSO Woes
08 September, 2021
Toronto’s sewers are overloaded. Combined sewer overflows frequently spill into Lake Ontario, local rivers and streams. A major clean-up involving three separate tunnelling projects and more besides, is in progress. Julian Champkin reports