News ArchiveArchive of industry news from the global tunnels industry
News By Date
Engineering Day to fight misconceptions about the profession
Great Britain – The Royal Academy of Engineering will launch its “This is Engineering” day on 6 November 2019 as part of Tomorrow’s Engineers Week, in an effort to raise awareness of what an engineer is.
Brunel Museum hosts summer reception
Great Britain – The Brunel Museum in London has celebrated the acquisition and housing of a series of hand drawings of the world’s first TBM and associated works for the Thames Tunnel. Described as “the most beautiful Brunel collection ever to enter the public domain” the illustrations were purchased by the museum at auction last year.
Ground Characterisation and Structural Analyses for Tunnel Design
Spain – The long-awaited English version of the ground characterisation book by Benjamin Celada and Professor Bieniawski has been published. The original Spanish version was released several years ago.
Epiroc launches pumpable resin system for rock bolting
International – Eprioc announced last month that it had launched an integrated pumpable two-component resin system that can be used with a self-drilling anchor (SDA) style bolt in tougher ground conditions or alternately with a two-step hollow bolt in more moderate ground conditions.
Sprayed Concrete Lined Tunnels – second edition
International – The second edition of Sprayed Concrete Lined Tunnels was published last week. The book was written by Alun Thomas of All2Plan Consulting and is an update to his 2008 version.
Breakthrough on Parmer Lane Wastewater Interceptor
Texas – Breakthrough on the Parmer Lane Wastewater Interceptor saw the longest rock tunnel bored by a double shield TBM under 2.5m. The machine, a 2.46m Robbins, completed the 3,475m drive with no intermediate access.
Tunnelling works suspended for East-West Metro project in India
India - Following the discovery of cracks and collapsed residences in central Kolkata, the East-West Metro project’s tunnelling works were suspended on 1 September 2019.
HNTB appoints tunnel ventilation and fire life safety engineer
USA – Bernd Hagenah joined HNTB’s national tunnel practice as principal engineer tunnel ventilation and fire life safety, and associate vice president.
New Zealand tunnel work inspires health and safety course
New Zealand – The New Zealand Tunnelling Society (NZTS) recently ran a three-day health and safety course in Auckland in recognition of the significant amount of tunnelling activity currently going on in the city. Two major tunnelling projects, City Rail Link and the Central Interceptor sewer project are in the early stages of construction as well as various small utility tunnel schemes.
Mammoet facilitates Tideway TBM lift
Great Britain – Mammoet has safely lowered a 690t TBM down a 35m shaft in London for the Tideway West project. The awkward site configuration, shaft depth and the load of the TBM makes TBM lift jobs an interesting challenge for cranes companies.
Breakthrough on Mumbai Metro Line 3
India – A TBM has broken through on the UGC-02 contract of Mumbai Metro Line 3. The breakthrough completes the first section of running tunnel for the project. The section is the 3.82km southbound running tunnel between the Chhatrapati Shivaji Terminal (CST) and Mumbai Central stations.
Eprioc to expand production facility in Örebro
Sweden – Eprioc has announced that it will expand one of its main production facilities in Örebro, Sweden. The company said the move will increase its productivity and make it more efficient.
Cross River Rail awards fit-out contract
Australia – The Cross River Rail project in Brisbane has awarded the second major contract, which is for the upgrading of seven stations, installing rail infrastructure in the tunnels and integrating the project with the existing network.
High Speed 2 future in question as government orders review
Great Britain – The Prime Minister has announced a review into “whether and how we proceed” with High Speed 2 (HS2). The review has been announced ahead of the ‘Notice to Proceed’ decision for Phase 1, which is due by the end of 2019. The review should be complete in autumn 2019.
Sydney Metro CBD breakthrough
Australia – The first TBM has broken through into the Pitt Street metro station in Sydney’s central business district (CBD). TBM ‘Nancy’, a double shield hard rock gripper machine manufactured by Herrenknecht has tunnelled 6km through sandstone and shale since launching from Marrickville in October. TBM ‘Mum Shirl’, excavating the parallel tunnel, is a few hundred metres behind.
Crossrail issues three-month progress update
Great Britain – Crossrail has released a progress update covering the last three months. The client has committed to regular updates, following heavy criticism for budget and schedule overruns.
NYC DEP celebrates breakthrough on Delaware Bypass project
New York – New York City Department of Environmental Protection (DEP) commissioner Vincent Sapienza and crews celebrated the TBM breakthrough at shaft 6B on the Delaware Aqueduct Bypass tunnel project.
Second Terratec TBM delivered to Rio Subterraneo a Lomas
Argentina – The second of two new 4.66m diameter Terratec EPBMs has been delivered for a 13.5km potable water tunnel system, in Buenos Aires. Factory acceptance for the TBM, which was manufactured for the Río Subterráneo a Lomas tunnel, took place in July.
Montgomery Tunnel ventilation upgrades double thrust
Belgium – MoJet outlet silencers have doubled the in-tunnel thrust of the jet fans at the Montgomery Tunnel in Brussels.
Sika macro fibre obtains service report for use in concrete
International – Sika announced this month that its SikaFiber Enduro Prime had obtained an International Code Council (ICC) Evaluation Services Report for Acceptance Criteria (AC) 383.