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SR99 TBM starts digging

SR99 TBM starts digging

On 30.07.2013 TBM Bertha, involved in the Alaskan Way Viaduct Replacement More Information

Sandvik drilling rigs for Sakarya

Sandvik drilling rigs for Sakarya

Contractor Bayburt has ordered seven Sandvik rigs for its Turkish State Railway project More Information

iPS seeking TBM professionals

International recruitment consultant iPS is currently looking for personnel for an upcoming project in Europe starting mid-September. More Information

San Giorgio/Brunico bypass proposals

Florian Mussner, provincial commissioner of public works at Bolzano, presented the 13 variants for the construction of a bypass in San Giorgio/Brunico. More Information

Mom Chung bites dirt at San Francisco

On 26.07.2013 the Robbins EPB, named Mom Chung, started digging, kicking off construction of San Francisco’s new subway tunnel. More Information

TBM Martina ended Sparvo tunnel

TBM Martina ended Sparvo tunnel

On 29.07.2013, after only eight months tunnelling, the 15.62-diameter TBM Martina, built by Herrenknecht for Toto Costruzioni Generali, broke through the 2,600 m south tube of Sparvo tunnel More Information

Terratec microtunnelling system for Bangkok

Terratec microtunnelling system for Bangkok

Terratec has completed factory acceptance tests for a 1.5 m-diameter microtunnelling system to be used in the Bangkok metropolitan area. More Information

Another tunnelling milestone

Tunnelling has been concentrated in Italy, Norway and Spain over most of the 15 years during which tunnelbuilder has been monitoring activity. More Information

Delegations at ExpoTunnel

Delegations at ExpoTunnel

Major Russian and Brazilian delegations will be introduced at ExpoTunnel in Bologna, 17-19th October, 2013 as part of the internationalisation plan for the show. More Information

Robbins sets Indianapolis 24-hour record

Robbins sets Indianapolis 24-hour record

Just two weeks after Tony Kanaan set the fastest winning average speed of over 300 km/h in the Indy 500, a 37 year-old, 6.2 m-diameter Robbins More Information

Milan metro holed out

On 18.07.2013 the fourth and last TBM, the S238 named Roberta driving the underground section between Monumentale and Tre Torri stations, reached Pozzo Orafi, More Information

Sold at Ritchie Bros auction in Caorso

Sold at Ritchie Bros auction in Caorso

At a large industrial auction held by Ritchie Bros. in Caorso (Piacenza) on 11.07.2013, a selection of 1,130 heavy equipment items and trucks were sold to a large crowd of bidders. More Information

Second breakthrough in Val Sarentino

Breakthrough in the second Val Sarentino road tunnel is scheduled for midday on 19.07.2013. More Information

NFM TBM at Caltanissetta

The first parts of the 15 m-diameter, 100 m-long NFM TBM ordered for the twin 3.9 km tubes of the Caltanissetta road tunnel have arrived at site. More Information

TBM dedication in Seattle

On 20.07.2013 a public celebration took place at TBM Bertha’s launch site to mark the start of the SR 99 tunnel beneath Seattle. More Information

Warsaw Metro progress

Warsaw Metro progress

On 28.10.2009 the JV Astaldi (Italy), Gulermak (Turkey) and PBDiM (Poland) signed the EUR780 million contract for design and construction of Warsaw Metro Line 2, More Information

Active tenders

Just as you were thinking you might get a quiet, unstressed holiday season, the tunnelbuilder active tenders list has hit 70 for the first time. More Information

CBE newsletter number 7

CBE newsletter number 7

The latest issue of the informative CBE newsletter has been published, with topics such as special precast facilities, interviews and project updates. More Information

Crossrail newsletter

The Crossrail Moving Ahead newsletter has been released giving full updates on this project, which is now in its fourth year. More Information

Mumbai Metro approval

The Union Cabinet has approved the Mumbai Metro Line-3 Colaba-Bandra-Santacruz Electronics Export Processing Zone (Colaba-Bandra-SEEPZ) corridor. More Information

Pir Panchal inauguration

Pir Panchal inauguration

On 26.06.2013 the 11 km Pir Panchal railway tunnel opened as the longest tunnel in India. More Information

Explosion-proof equipment at Ritchie Bros auction in Italy

Explosion-proof equipment at Ritchie Bros auction in Italy

World-renowned auctioneer Ritchie Bros is selling a variety of heavy equipment at 08.30h on Thursday, 11.07.2013 More Information

Legacy Way TBMs hole out

Legacy Way TBMs hole out

Both 12.4 m-diameter TBMs excavating the Legacy Way tunnels from Toowong to Kelvin Grove in Brisbane, Australia have now holed out some two months ahead of schedule More Information

Fire Protection and Safety

Fire Protection and Safety

The fifth conference on fire protection and safety in tunnels will be held in Copenhagen, from 11th to 12th September, 2013 More Information

Railworld 2013 for Bangkok

The ninth Railworld Summit will take place in Bangkok, Thailand on 24th and 25th October, 2013. More Information

Innovative segment handling clamp

Innovative segment handling clamp

Acimex, the handling equipment branch of CBE, has supplied a clamp to feed complete piles of segments to the TBM More Information

Second TBM reaches Canary Wharf

Crossrail’s second TBM has reached Canary Wharf box, breaking through on 06.06.2013. More Information

Corga de Vela excavation complete

On 13.06.2013 Adif completed the drilling of the Corga de Vela railway tunnel. More Information

Work starts on SS 223

On 14.06.2013 Anas started work on the four-lane adaptation of the 11.56 km Lanzo-Ornate section in Civitella Paganico More Information

Kaiserstuhl tunnel approval

On 14.06.2013, the Swiss Federal Council approved the 3.8 km-long extension of Bruenigstrasse, More Information

CIFA at WTC2013

At WTC2013 in Geneva earlier this month, the three-floor exhibition was fully sold out with more than 100 exhibitors. Some 1,500 visitors attended the event. More Information

ES Rubber at Delhi metro

ES Rubber at Delhi metro

The India representative for Ein Shemer, Trikausch India Pvt Ltd, has been working on two significant sections of Delhi metro with a total length of bored tunnels exceeding 18 km. More Information

Mapei at WTC2013

Mapei at WTC2013

WTC2013 was a successful congress, with more than 1,800 participants, some 110 exhibitors and several very well attended social events. More Information

Moscow metro breakthrough

Moscow metro breakthrough

On Friday 24.05.2013 the first of three Robbins EPBs excavating the Moscow Metro made its breakthrough. More Information

High-level endorsement for ES Rubber

High-level endorsement for ES Rubber

For a number of years, Ein Shemer Rubber (ES) has participated in the programme of the Office of the Chief Scientist, Ministry of Economy in Israel. More Information

Pedemontana update

The east tube of the Morazzone rock tunnel (GN71) is 2,089.7 m-long from P.K. 2+899.00 to P.K. 0+809.30. More Information

Tunnelling News

The Boring Company Launches Free Tunnel Contest: AI Applications for Smart Infrastructure

According to Sawyer Merritt on Twitter, The Boring Company has announced a contest to build a one-mile tunnel for free, inviting proposals for ... More Information

Out of sight: spectacular HS2 tunnels offer glimmer of hope for stalling project

Despite much soul-searching over UK’s inability to build infrastructure, two sections of HS2 under Chilterns are being hailed for their engineering... More Information

HS2 January 2026 update

We’re making progress building the main infrastructure for the new line. We’ve completed 80% of tunnelling and are working on major bridges, viaducts and embankments, and HS2’s new ... More Information

Implenia Secures EUR 350 Mln Projects For Bridges, Tunnel Works In Germany

Tunnel to join motorway sections and connecting roads. The Swiss construction and real estate company said the Peene Bridge project in Wolgast, ... More Information

Incredible new $7.9bn mega rail and road tunnel to be the world's longest

The safety of our workers is of utmost importance during the construction of the Fehmarn Belt Tunnel. We will await the findings of the ... More Information

TBM launch from Rukanpura soon as metro work gains pace

The tunnel boring machine (TBM) for the underground network is likely to be launched from Rukanpura on Bailey Road, which falls under Corridor I ... More Information

World's largest-diameter boring machine used for Yangtze River railway tunnel

China's domestically developed, world's largest-diameter vertical shaft boring machine 'Qiming' was officially put into operation in Taicang City ... More Information

HCMC approves sea-crossing route with undersea tunnel between Can Gio and Vung Tau

Ho Chi Minh City has approved a strategic proposal by Vingroup to construct a direct sea-crossing road connecting the Can Gio coastal urban area with Vung Tau beach town, cutting travel ... More Information

Changi Airport’s new underground link to take passengers from future T5 to T2 in 4 minutes

SINGAPORE – Passengers at the future Changi Airport Terminal 5 can expect to reach Terminal 2 in four minutes via the airport’s new underground link... More Information

SRL inspires TBM Captains - Victoria's Big Build

Tunnel Boring Machine (TBM) Captains. When SRL East opens in 2035 ... Construction of SRL East is powering ahead, with more than 3000 people ... More Information

Beneath winter's fjords: 17 miles of rock, 1300 ft deep

Rogfast tunnel construction beneath Norway's winter fjords, 17 miles long and 1,300 feet deep,. Credits: Ground Engineering. For years, the E39 ... More Information

Massive Sinkhole Opens Near $26 Billion Tunnel Project in Melbourne

A massive sinkhole has suddenly opened up in Melbourne near a major highway tunnel construction site, sparking safety fears and halting ... More Information

The world's longest expressway tunnel: China's Tianshan Shengli Tunnel

At the same time, the project also implemented China's first 'three-tunnel parallel construction' plan, which increased the number of workfaces. At ... More Information

'Not really where you want to be': Ground preparation for Lower Thames Crossing tunnelling

The Lower Thames Crossing is a major new road and tunnel project in the UK, intended to alleviate congestion at the Dartford Crossing and enhance. More Information

Funding problems affect metro line extensions

In the Athens metropolitan area, construction of Line 4 is continuing, with the Avax-Ghella-Alstom consortium saying the two tunnel-boring machines ... More Information

Transport Minister inspects progress on Cairo Metro Line 4 phase one

Four tunnel boring machines (TBMs) are in operation—two in each direction. According to the project timeline, the first TBM has reached the Grand ... More Information

Here's what happened with Toronto's Scarborough Subway Extension in 2025

SSE tunnelling, which began in January 2023, is being carried out with the largest tunnel boring machine (TBM) ever used on a Canadian transit project ... More Information

NHAI connects Tunnel No. 4 on Shimla bypass

NHAI PIU Shimla Project Director Anand Kumar, Bharat Construction ... The tunnel was constructed using the New Austrian Tunnelling Method (NATM) ... More Information

Mumbai-Ahmedabad Bullet Train Update: Palghar Tunnel Breakthrough Achieved

NHSRCL Bullet Train Project | India First Bullet Train Update: Last year, the Ministry of Railways achieved a breakthrough in the construction of ... More Information

Main tunnel works connecting future Changi Airport T5 to existing T2 completed

Main tunnel works connecting the future Terminal 5 to the existing Terminal 2 are completed, as the Changi East development gathers pace... More Information

Testing completed on Hudson River Tunnel boring machines

The project calls for construction of 9 miles of passenger-rail track between New York ... More Information

World's longest motorway tunnel finally opens in £3BILLION project

The Tianshan Shengli (Victory) Tunnel, located in the Tianshan Mountains of Xinjiang, China, measures some 22 kilometres – roughly 13.75 miles – and ... More Information

Cross-river tunnel of Nanjing Metro Line 4 Phase II completes tunneling

This photo taken on Dec. 27, 2025 shows the rear of the "Xinzhengcheng" tunnel boring machine at the construction site of Nanjing Metro Line 4 ... More Information

Tunnels Design and Construction Market is Going to Boom

HTF Market Intelligence projects that the global Tunnels Design and Construction market will expand at a compound annual growth rate (CAGR) of 6.80% from 2025 to 2032, from 72 Billion in ... More Information

Longest tunnel in the world costing £7billion will connect 3 European cities

The Brenner Base Tunnel is currently under construction and will connect the countries of Austria and Italy. The impressive tunnel, which is set ... More Information

Georgian Officials Mark Completion of Railway Modernization, Hoping to Boost Transit

The works also included the construction of the 8,300-meter dual-tube tunnel near Kvishkheti, 10 bridges, six tunnels, and around 100 engineering ... More Information

Israeli municipality approves budget for new tunnel project south of Jerusalem

The Jerusalem Governorate said that the project aims to connect the Har Homa settlement, built on Jabal Abu Ghneim land, to the Begin bypass road near ... More Information

Megaprojects Under Construction Around World In 2026

Described as the largest road tunnel in the U.K., the Lower Thames Crossing will link Tilbury in Essex via a tunnel underneath the Thames with ... More Information

Delhi Metro expansion: Cabinet approved Rs 12,015 crore project

The project, planned over a construction timeline of three years, will be executed largely underground using tunnel boring machines to minimise ... More Information

World's Longest Expressway Tunnel to Open, Linking North and South Xinjiang

Engineers used innovative methods and specially designed machines called tunnel boring machines (TBMs) to dig through hard rock faster and safer than ... More Information

The huge £21bn mega-tunnel that goes right through the middle of a mountain

Huge boring machines will create a 57.5km (35.7mile) tunnel through the Alps to connect French and Italian high-speed rail networks and link Lyon ... More Information

Rome digs deep for railway that burrows beneath the Colosseum

Tunnellers used lasers to check whether ancient columns at the nearby Forum were not wobbling as their 300ft long tunnel boring machine churned ... More Information

World’s largest-diameter high-speed railway shield tunneling machine reaches milestone

The world's largest-diameter high-speed railway shield tunneling machine independently developed by China, “Linghang,” for the Chongming-Taizhou ... More Information

Third circuit on £1bn London Power Tunnels 2 project energised

Electricity has begun flowing through a new section of National Grid's London Power Tunnels 2 (LPT2) project after the energisation of a ... More Information

Westmead metro station cavern formwork the biggest in the southern hemisphere

Crews are now retrieving the 1,200-tonne Tunnel Boring Machines (TBMs) that arrived beneath Westmead in September and October, lifting each machine ... More Information

Webuild: excavation begins on three tunnels for Salerno-Reggio Calabria HS/HC Railway

All four TBMs planned for Lot 1A Battipaglia–Romagnano section are operational with launch of latest three Joining TBM Partenope, already active, are Leucosia and Ligea, whose names were ... More Information

SELI Overseas: 75 Years of Tunneling with TBMs

From Channel Tunnel to the Brenner Tunnel: When Tunneling Is Synonymous with Innovation ... SELI TBM at work on the construction site... More Information

Road realignment is major step for HS2, says firm

HS2 Ltd A view of the realigned B4525 on an overcast day. · HS2 Ltd An aerial view of the construction of Greatworth tunnel showing major earthworks ... More Information

Amtrak has made real progress in East River Tunnel rehabilitation

The tunnel has been stripped down to the concrete liner. Westbrook was told the project isn't just about modernizing and replacing what was, but also ... More Information