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Chile - Breakthrough under Parque Araucano for metro Line 7 in Santiago

On the morning of Tuesday, August 13, 2024, representatives of the Ministry of Transport and Telecommunications and the Santiago Metro attended the breakthrough of the future metro Line 7 of ... More Information

TBM for Santiago metro line 7 begins operation in Renca

On Monday 06 May 2024 the ministry of transportation and Santiago metro witnessed the launch ceremony of the TBM EPB christened La Matucana, after an avenue in Quinta Normal municipality. The ... More Information

China's first EPB TBM Exported to South America came off the Production Line at CRCHI

China's inaugural EPB TBM designated for South America recently rolled off the production line at CRCHI on September 27th. CRCHI, the manufacturer, holds the honour of being the first to export ... More Information

Construction of metro Line 7 in Santiago begins

On 17/02/2022 the Chilean President of the Republic, Sebastián Piñera, together with the President of the Metro, Louis de Grange, kicked off the works with the start of the ... More Information

Works for Erjos Tunnel in Tenerife begin

The works to complete Tenerife’s motorway ring road started on the 25th November 2019. The project, which has an investment of EUR 240.4 million and has to be completed within 48 months, is a ... More Information

Chilean La Piramide tunnel starts construction

This October the drill & blast excavation of the 2km La Piramide tunnel in the Recolet municipality started . The tunnel is one of the sections of the Americo Vespucio Oriente I (AVO I) which ... More Information

Agua Negra tunnel

On 25.07.2017, the EBITAN ad hoc committee (Entidad Binacional Túnel de Agua Negra) held an important meeting with the Administration Committee in Santiago de Chile. The objective was the ... More Information

Robbins Double Shield digs the Andes

Rock Machine surmounts challenges on High-Cover Los Condores HEPP - Chile’s Los Condores HEPP is a high cover, hard rock challenge, with 500 m (1,640 ft) of rock above the tunnel and a ... More Information

Metro construction in Santiago

On 09.11.2013 construction started on the Los Leones station of Santiago metro Line 6. More Information

Robbins opens office in Chile

The world presence of Robbins Company has increased with the opening of their 14th office, in Santiago, Chile. More Information

Inaugural Expomatec fair for Madrid

Inaugural Expomatec fair for MadridExpomatec, the Spanish infrastructure, civil works, extraction and mining machinery fair, takes place 24-28th May at Feria de Madrid. This, the first in a series ... More Information

Thirty Atlantic Axis excavations complete

Thirty Atlantic Axis excavations completeOn 25.02.2010 excavation of the 725 m-long, 110 sq m twin-track Ardilleiro tunnel was completed, including two cut/cover sections. Ardilleiro tunnel is on ... More Information

Reboredo railway tunnel excavation completed

Reboredo railway tunnel excavation completedExcavation of the 790 m-long, 110 sq m twin-track Reboredo tunnel was completed, including two cut/cover sections. Reboredo tunnel is on the Silleda, ... More Information

Burata railway tunnel excavation completed

Burata railway tunnel excavation completedOn 26.01.2010 excavation of the 4,068 m-long, 85 sq m twin-track Burata tunnel was completed. Burata is on the 6.4 km Ourense to Amoeiro section of the ... More Information

O Curro tunnel excavation ended

O Curro tunnel excavation endedThe 110 sq m twin-track O Curro tunnel, at 840 m, is the longest of the eight planned tunnels on the 13.2 km Silleda (Dornelas) to Vedra-BoqueixÃ³n section of the ... More Information

Nororiente Motorway opened in Santiago, Chile

Nororiente Motorway opened in Santiago, ChileOn 9th March, 2009 Michelle Bachelet, President of Chile, and Luis del Rivero, Chairman of Sacyr Vallehermoso, opened the 21.5 km-long Nororiente ... More Information

High speed from Madrid to the Atlantic

High speed from Madrid to the AtlanticThe 87.1 km-long section from Ourense to Santiago de Compostela on the Madrid-Galicia electrified high-speed line is European standard, double track. It passes ... More Information

Sandvik jumbos for La Confluencia hydro in Chile

Sandvik jumbos for La Confluencia hydro in ChileMain contractor Hochtief-Tecsa JV is using six Sandvik DT 720C underground drilling rigs and three Sandvik DC300 surface rigs at the La ... More Information

San Cristobal Tunnel Breakthrough in Santiago de Chile

San Cristobal Tunnel Breakthrough in Santiago de ChileThe San Cristobal tunnel will connect Huechuraba and Recoleta, two municipalities north of Santiago de Chile, with Providencia and Las ... More Information

Atlas Copco Secoroc Dresses in Yellow

Atlas Copco Secoroc Dresses in Yellow As of 15th August, 2006 all Atlas Copco Secoroc rock drilling tools delivered will be dressed in yellow. This is yet another step in strengthening ... More Information

Lake Hodges-Olivenhain Reservoir Water Tunnel Nears End

Lake Hodges-Olivenhain Reservoir Water Tunnel Nears EndA water tunnel to link Lake Hodges and Olivenhain Reservoir is built by Kiewit Pacific Co. for the San Diego County Water Authority ... More Information

Chilean President Michelle Bachelet Kicks off San Cristobal Tunnel at Groundbreaking Ceremony

Chilean President Michelle Bachelet Kicks off San Cristobal Tunnel at Groundbreaking CeremonyChilean president Michelle Bachelet, minister of public works Eduardo Bitran, and Karl Traub, ... More Information

Tunnelling News

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information

KIB gets go-ahead for landmark Kuwait tunnel revamp project

On the key tunnel beautification project, Vice Chairman and CEO Raed Jawad Bukhamseen said: "This initiative reflects KIB's vision of supporting ... More Information

From hills to hope

As night falls over the northern highlands of Lesotho in early July, winter's chill sets in. Yet, the Polihali Transfer Tunnel construction site ... More Information

Tunnel boring machines reach Parramatta in major Metro West milestone

Tunnel boring machines have reached Parramatta, marking a major milestone in the construction of the Metro West project. More Information

Completion of hyperbaric excavated tunnel marks major milestone for Naples-Bari rail project

The construction of the Casalnuovo Tunnel, a critical and technically challenging segment of the high-speed railway line between Naples and Bari ... More Information

Multraship tugs support Antwerp Scheldt tunnel construction

Tugboats are supporting the construction of a motorway tunnel in the River Scheldt in Antwerp by towing and manoeuvring concrete structures and ... More Information

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information

2.7 km Breakthrough Achieved in Bullet Train Tunnel

The tunnel also features a 7-kilometre undersea stretch beneath Thane Creek, a first of its kind in India. To ... More Information

Australian-first Sydney tunnel fabrication facility opens

The tunnel boring machines are expected to arrive in Sydney later this year, before being assembled deep underground below Birchgrove. They will ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

4000-tonne machines dig arterial route under Melbourne's west

The West Gate Tunnel Project is in full swing beneath Melbourne's inner west, with tunnel boring machines (TBMs) Bella and Vida at the helm... More Information

Gotthard drilling machine gets no further - now it has to be blown up

Forced break in the Gotthard road tunnel: After 190 meters, the drilling machine working on the second tube has come to an end for the time being... More Information

Construction begins on 6 Cross Island Line Phase 2 stations

Tunnel Boring Machine measuring 12.8m in diameter. The machine will “bore through the ground only once for the construction of the tunnel which ... More Information

Tunnel boring machine returns after installing $22 million outfall

A 19.5 tonne tunnel-boring machine docked at Onehunga Wharf on Friday afternoon after successfully tunnelling the $22m Clarks Beach Outfall over ... More Information

Scarborough Subway Extension tunnelling progresses following maintenance stop

The remaining portion of the tunnel will be delivered by Scarborough Transit Connect, the development partner for the project's stations, rail and ... More Information

World's Deepest Underwater Tunnel to Have Cars Drive 16 Miles Under the Sea

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 ... More Information

Tunnelling underway for National Grid’s 3.4km power tunnel in Snowdonia

The tunnel boring machine (TBM) Buddug has commenced excavation of National Grid’s 3.4km power tunnel in Wales’ Eryri National Park, otherwise known as Snowdonia. The tunnel is part of ... More Information

CPK signs contract for construction of HSR tunnel in Łódź

The contract for the construction of a 4.6 km long, 14-metre wide High-Speed Rail (HSR) tunnel will be carried out by construction company PORR. The project is valued at approximately PLN ... More Information

Underneath the busy Baltimore streets, the Howard Street Tunnel gets its makeover

A squad of construction workers descend daily under the streets of Baltimore. They labour deep down, in the semi-secret and highly restricted ... More Information

London Power Tunnels Milestone

We're thrilled to announce that our second 2.5km high-voltage circuit between Hurst and Crayford is now live. This £1 billion project is rewiring London, strengthening energy supply, and ... More Information

U.S. Tunneling Professionals Convene in Dallas at RETC 2025

The event drew approximately 1,400 people. Another highlight of the conference was the presentation of the now annual Underground Construction ... More Information

Construction of NY and NJ GatewayTunnel hits halfway mark

People are looking down at the ground from the Highline on Manhattan's West Side. Some parts of the new train tunnel structure ... More Information

Silicon Valley BART extension seeks new tunneling contractor

Silicon Valley BART extension seeks new tunneling contractor for construction. Maguire told reporters during a briefing Monday morning. He noted that VTA is trying to fill a $1.2 billion ... More Information

Tunneling In The Digital Age: Rethinking Subsurface Infrastructure

But successful construction is just the start of the journey. Underground infrastructure is a long-term investment—just look at the London Underground ... More Information

Sydney Moves Forward with Final Tunnelling for Harbour Project

Sydney prepares for the arrival of the largest TBMs in the Southern Hemisphere as the Western Harbour Tunnel project enters its final tunnelling ... More Information

Metrolinx seeks help to name 2 of its massive Ontario Line tunnel digging machines

Metrolinx is now accepting names for two of its giant tunnel boring machines (TBMs), which will be used for twin 16-metre-deep and six-kilometre-long ... More Information

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

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