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Lower Thames Crossing plans accepted for examination

Earlier this week, the Government’s independent planning authority, the Planning Inspectorate, confirmed it has accepted National Highway’s application for a Development Consent Order ... More Information

Grand Paris Express - Updates

Grand Paris Express - Updates

Line 17  - On Monday 14th  November at 5 pm the TBM Dorine - 120 m long and weighing over 1,000 t – brokethrough at Line 17’s Rolland manufact in Le Bourget at a depth of 26 m, ... More Information

HS2 celebrates launch of TBM for second tunnel bore under Long Itchington Wood UK

HS2 celebrates launch of TBM for second tunnel bore under Long Itchington Wood UK

Press release - HS2 Ltd’s 125 metre-long ‘Dorothy’ tunnel boring machine has launched for her second one-mile tunnel bore under Long Itchington Wood in Warwickshire, marking the ... More Information

New innovative machine the WallEater now available from 4STREETS Srl

There has been great excitement recently at the 4STREETS Srl office, due to the fact that 4machines Srl has delivered an innovative new machine called the WallEater. It is equipped ... More Information

The Lower Olentangy Tunnel project in the city of Columbus is moving forward

The Lower Olentangy Tunnel project in the city of Columbus is moving forward

In November 2022 the Herrenknechkt TBM - value EUR10.63 million (USD11 million) - that was shipped from Germany has now been moved to the construction site on the Olentangy River Road in the city of ... More Information

Approved by Fire Brigade - Turin's metro line 2 project

Approved by Fire Brigade - Turin's metro line 2 project

The Provincial Fire Brigade Command approved, on 21 November, the final design of the Rebaudengo-Polytechnic section of the metro Line 2 in Turin.   The project represents the "first ... More Information

Tseung Kwan O-Lam Tin Tunnel and Cross Bay Link, Tseung Kwan O in Hong Kong opens soon

Tseung Kwan O-Lam Tin Tunnel and Cross Bay Link, Tseung Kwan O in Hong Kong opens soon

The Tseung Kwan O-Lam Tin Tunnel (TKO-LTT) and the Cross Bay Link, Tseung Kwan O (CBL) will be commissioned on December 11 (Sunday) to improve the transport network and facilitate the commuting ... More Information

The HRBT Expansion Project - Making Headway with the Headwall

The HRBT Expansion Project - Making Headway with the Headwall

The massive east headwall in the South Island launch shaft is now complete, and the 14 m (46-foot) external ring at the start of the new tunnel was recently bolted onto the headwall.  ... More Information

Updated specifications for the northern extension of Line 3 of the Brussels metro

Updated specifications for the northern extension of Line 3 of the Brussels metro

On 14 October 2022, Beliris published a special specification for the civil engineering works for the northward extension of the Brussels metro Line 3. The tenders are expected in the first quarter ... More Information

Supplier conference for the construction of Stad Ship Tunnel

Supplier conference for the construction of Stad Ship Tunnel

The Norwegian Government's budget in 2023 confirmed EUR 7.23 million (NOK 76 million) was set aside for the Stad ship tunnel. After the Storting (Norwegian Parliament) approved the construction and ... More Information

Robbins Double Shield Launches in Nepal

Robbins Double Shield Launches in Nepal

Second Project Underway for Record-Setting TBM - In October 2022, China Overseas Engineering Group Co. Ltd and China Railway No. 2 Engineering Group Co Ltd launched a 6.4 m diameter Robbins Double ... More Information

Milan M4 update

On Saturday 26th  November the Municipality of Milan and Webuild will inaugurate the first 5.4 km of the new M4 line (Blue), connecting Linate airport with Dateo, one of the 6 interchanges of ... More Information

Silvertown tunnel update

Silvertown tunnel update

Riverlinx’s TBM Jill has now bored more than 210m and installed 102 rings and now it has started tunnelling under the river Thames towards North Greenwich! Once the TBM reaches the Greenwich ... More Information

Registration for the 8th edition of the ITA Tunnelling Awards is open!

Since 2015, the international competition the ITA Tunnelling and Underground Space Awards seeks and rewards the most ground-breaking innovation and outstanding projects in tunnelling and ... More Information

Construction update on the Eglinton Crosstown West Extension

In the last six months Renny, the first TBM to start tunnelling between Renforth Drive and Scarlett Road for the contractor West End Connectors Construction (WECC) has tunnelled 1.9 km, while Rexy, ... More Information

Inter-prefecture decree declaring the LNPCA Phases 1 & 2 project of public utility

Inter-prefecture decree declaring the LNPCA Phases 1 & 2 project of public utility

On Thursday 13 October 2022 the Prefect of the Provence-Alpes-Côte d'Azur and Bouches-du-Rhône Region, the Prefect of Var and the Prefect of the Alpes-Maritimes signed the ... More Information

Independent Study Confirms VTA Plans for a Single Bore Tunnel

An independent study by world renowned tunnelling experts, confirms the Valley Transportation Authority’s single bore tunnel design is the right approach to deliver the BART Silicon Valley ... More Information

Robbins TBM Launches in Nepal

On October 14, 2022 China Overseas Engineering Group Co. Ltd and China Railway N. 2 Engineering Group Co Ltd launched a 6.4 m diameter Robbins Double Shield TBM. The TBM will bore the 13.1 km ... More Information

First section of CRL track laid

Press release - After the final tunnelling breakthrough last month, the Link Alliance team has completed the first section of railway track from Te Waihorotiu Station (Aotea) to Waitemata Station ... More Information

Construction begins on the Davao City Bypass‘s tunnel in the Philippines

Construction begins on the Davao City Bypass‘s tunnel in the Philippines

The Philippines's Department of Public Works and Highways (DPWH) is going to accelerate the construction of the twin-tube 2.3km- length and 10 m-diameter mountain road tunnel in the central portion ... More Information

The City of Helsingborg requests private sector solutions for a permanent link between Helsingborg and Helsingor

The City of Helsingborg requests private sector solutions for a permanent link between Helsingborg and Helsingor

The City of Helsingborg issued an RFI (Request for Information) to examine how the private sector would build a permanent link between Helsingborg and Helsingor.    The project will ... More Information

Three TERRATEC EPBMS delivered for Ninth Bangkok Water Supply Tunnel

A total of three new TERRATEC TBMs will take part in the Metropolitan Waterworks Authority’s Ninth Bangkok Water Supply Improvement project in Thailand. TERRATEC celebrated the ... More Information

CRCHI Showcases Its Comprehensive Solution of Underground Engineering Equipment at BAUMA 2022

CRCHI Showcases Its Comprehensive Solution of Underground Engineering Equipment at BAUMA 2022

Press release - The 33rd Edition of the World's Leading Trade Fair for Construction Machinery, Building Material Machines, Mining Machines, Construction Vehicles and Construction Equipment (bauma ... More Information

Route decision for E6 Gyllan – Kvål

On 25th  October the municipal council in Melhus municipality gave the go ahead with routes 1.1A with 100 km/h and option 2.1 with the 6km Homyrkam tunnel for the new E6 from Gyllan to Kval. ... More Information

The second of HS2's TBM sets off underneath the capital

On 27 October 2022 HS2 Ltd launched their fifth TBM Caroline, that will be constructing tunnels for the HS2 railway through London. HS2’s first London TBM Sushila - started on the 06 October ... More Information

RRTS corridor witnesses first tunnel breakthrough in Meerut

RRTS corridor witnesses first tunnel breakthrough in Meerut

On the 22/10/2022 the 90m-long TBM EPB S90 (Sudarshan 8.3) completed the first 750 m long tunnel to the Begumpul station in Meerut on the Delhi-Ghaziabad-Meerut RRTS corridor. The tunnel has been ... More Information

Suburban Rail Loop East project - updates

Construction of SRL East between Cheltenham and Box Hill is now underway. SRL East will deliver 26km of twin tunnels and 6 brand new underground stations and quicker journeys between major ... More Information

First tunnel boring machines arrive for Sydney Metro West

First tunnel boring machines arrive for Sydney Metro West

The first two TBMs have arrived for the Sydney Metro West project, ready to start construction on the new 24-km tunnels which will connect Greater Parramatta to the Sydney CBD.   The two ... More Information

WTC2023| Full Paper Submission - Deadline Extended

This is your last chance to submit your work! Due to the overwhelming requests of many authors, the organizing committee has decided to extend the paper submission deadline until October 31st. We ... More Information

METAX | Geotechnical, Drilling & Oilfield Division of CIMA S.p.A. will be at BAUMA 2022 in Munich – October 24-30, 2022

Press release – BAUMA, the 33rd Edition of the World's Leading Trade Fair for Construction Machinery, Building Material Machines, Mining Machines, Construction Vehicles and Construction ... More Information

ROBBINS NEW WEBINAR - SUSTAINABLE TUNNELLING WITH REBUILT TBMs

Can TBMs reduce your carbon footprint? TBMs have been proven to last for decades, and can be rebuilt cost effectively project after project with proper maintenance.  In fact, several known, ... More Information

Broadway Subway Project’s TBM Launched

Broadway Subway Project’s TBM Launched

Last week on the 14/10/22 Elsie, Broadway Subway Project Corporation's first TBM, was  launched at GNW (Great Northern Way)-Emily Carr Station. This was the start of the tunnel excavations to ... More Information

Last section of Athens’ Metro Line 3 Extension to Piraeus completed

Last section of Athens’ Metro Line 3 Extension to Piraeus completed

On the 10/10/2022 the inauguration ceremony for the last section of Athens metro line 3 extension was held in the Dimotiko Theatro Station in the city of Piraeus. The tunnel is 3.5 km long and was ... More Information

New milestones for the ECRL project

New milestones for the ECRL project

Final breakthrough for the 2.8 km long Kuantan East Coast Rail Link ECRL tunnel occurred on the 17/10/2022,  two months ahead of schedule. Malaysia Rail Link Sdn Bhd (MRL) is the owner of the ... More Information

STM at BAUMA 2022

STM at BAUMA 2022

Press Release - We are delighted to announce the attendance of the STM at the BAUMA Exhibition, taking place in Munich (Trade Fair Center Messe München) from the 24th to the 30th October 2022 - ... More Information

First tunnel completed for Snowy 2.0

First tunnel completed for Snowy 2.0

Main access tunnel  -  On 11th  October 2022 teams from Snowy Hydro and contractor Future Generation Joint Venture celebrated the completion of the excavation of its first tunnel for ... More Information

Tunnelling News

East West Rail between Bedford and Cambridge to include new tunnels

15 November, 2024 By Thames Menteth Revised proposals for the East West Rail scheme’s section between Bedford and Cambridge include a new section of railway, as well as new stations and ... More Information

Amtrak's $1.6B East River Tunnel Rehab Work Contractors Get Notice to Proceed

Amtrak's $1.6-billion East River Tunnel Rehabilitation Project in New York is advancing after construction manager STV Inc./Naik Consulting Group ... More Information

Tunnel Boring Machine for National Grid's VIP project in Eryri set to arrive in North Wales

National Grid is reaching a major milestone on the Eryri Visual Impact Provision (VIP) scheme with the arrival of its Tunnel Boring Machine (TBM) to ... More Information

Tunnel boring machine hits major milestone on Snowy 2.0 project

The Snowy 2.0 pumped-hydro megaproject recently marked a significant milestone, with one of three tunnel boring machines (TBM), Lady Eileen Hudson ... More Information

Morocco-Spain Underwater Tunnel Plans Move Forward with Renewed Focus

Discover the ambitious Morocco-Spain Underwater Tunnel project, set to connect continents in under 30 minutes and revolutionize travel between ... More Information

Alaska Transportation Department to spend $1 million on Knik Arm tunnel study

The results of the feasibility study will give us a better picture of how the project could be constructed, potential costs, and financing options,” ... More Information

Extra tunnels included in £6bn East West Rail scheme

Bowing to pressure to reduce the project's environmental impact two tunnels are now proposed for the new stretch of railway in Cambridgeshire. Design ... More Information

Balfour Beatty VINCI reaches halfway point on key HS2 'green tunnel'

As well as Burton Green, green tunnels will be constructed at Copthall in Hillingdon, Wendover in Buckinghamshire and Chipping Warden and Greatworth, ... More Information

Webuild-led consortium confirmed for US$1.1 billion tunnelling work

Webuild-led consortium confirmed for US$1.1 billion tunnelling work (US$1.1 billion) tunnelling package on the Suburban Rail Loop (SRL) East public transport project to a consortium of ... More Information

Balfour Beatty snares $746M I-35 rebuild in Texas

The London-based contractor will reconstruct 2.5 miles of the highway through downtown Austin and build a link to the future light rail line. AECOM-Jacobs JV signs on to $6B Amtrak tunnel ... More Information

Metro Vancouver digs water tunnel designed to withstand 'the big one' under Fraser River

Crews have begun construction on a new $450-million water supply tunnel between New Westminster and Surrey designed to withstand a major earthquake. More Information

Longest tunnel in Poland begins construction

The project, managed by the Polish company Budimex and Turkish Gülermak, includes 10 viaducts and 12 bridges. This unprecedented investment will ... More Information

Watercare Passes Key Milestone On $300M Programme To Improve Wastewater Services

Watercare and McConnell Dowell celebrate Piper's final breakthrough. On Sunday (subs note: November 10), Piper – a tunnel-boring machine – completed ... More Information

Tutor Perini Scores Contracts

The tunnel project includes the construction of two new shafts connecting to the surface and the use of a tunnel boring machine. The completed ... More Information

Bengaluru Metro completes tunnelling for longest underground line

The final breakthrough came from Bhadra, the last Tunnel Boring Machine (TBM) deployed, which completed a 937-meter stretch from K G Halli to Nagawara ... More Information

Eastern Freeway Upgrade preferred bidders confirmed

Tunnel boring is currently underway on the North East Link project, with machines currently digging under Yallambie. Federal Minister for ... More Information

Bengaluru civic body completes DPR for 18-km underground tunnel road network

Designed to ease Bengaluru's notorious traffic congestions, the project will deploy six massive Tunnel Boring Machines (TBMs) with a diameter of 14.7 ... More Information

Frontier-Kemper Awarded $1.1 Billion Kensico-Eastview Connection Tunnel Project

Frontier-Kemper Awarded $1.1 Billion Kensico-Eastview Connection Tunnel Project for New York City Department of Environmental Protection... More Information

Assam's first underwater tunnel: CM Himanta Biswa Sarma says DPR nears completion

Assam Chief Minister Himanta Biswa Sarma announced that the Detailed Project Report (DPR) for the Gohpur-Numaligarh tunnel project is almost ... More Information

The Tunnel Vision: A look at California's $20B plan to solve to the state's water crisis

Minassian describes the process, locations and implications of the operation using four tunnel boring machines. READ STORY | HEAR PODCAST. PART 3 ... More Information

Ruby deployed for final Metro West tunnel beneath Sydney Harbour

Tunnel boring machine (TBM) Ruby has begun carving out the final section of tunnel for the Sydney Metro West project. More Information

Photos: Inside the $250 Million Tunnel Being Constructed Under Columbus

Located at an average depth of 50 feet underground, the 12-foot-diameter tunnel has been under construction since early 2021. By the time it is ... More Information

Tideway: £4.5bn ‘super sewer’ begins to protect Thames as first 4 sites activated

The Thames Tideway Tunnel has commenced operation as the first four of 21 sites have been switched on. This means that, after eight years of construction, the 25km £4.5bn “super sewer” has ... More Information

Lowest bidder emerges for Dubai Metro Blue line

Dubai’s Roads & Transport Authority (RTA) opened bids from contractors for the contract to design and build Dubai Metro’s Blue Line on 8 October. The group of China Tiesiju Civil ... More Information

Sanya River estuary passage project makes steady progress

A drone photo shows the construction site of the Sanya River estuary passage project in Sanya, south China's Hainan Province, Oct. 12, 2024. The Sanya River estuary passage project ... More Information

Mumbai Metro 3: Breaking Ground, Defying Odds

Two tunnels for the 33.5-km corridor (Colaba to Aarey), totalling 55 km, were carved out, using 17 Tunnel Boring Machines (TBMs). Certain sections ... More Information

VIDEO: Drone fly through inside new HRBT tunnel

We can't fly you to the moon, but we can fly you through the new #HRBTExpansion tunnel. Drone video gives you a quick glimpse into the... More Information

Skanska receives Innovate UK funding to accelerate decarbonisation of concrete

Our Skanska Costain STRABAG JV has secured funding to trial repurposed London Clay as a low carbon alternative to cement... More Information

Longest Tunnel in the World Entering Final Phase Underneath Newburgh

Repair Plans for the Delaware Aqueduct in Wawarsing and Newburgh, NY. The plan for repairs involved the construction of a 2.5 mile bypass tunnel ... More Information

Two TBM's break through

Two TBM's break through. Joshua Farrell ... tunnelling segments to line the new tunnel walls. Work inside the ... More Information

Texas A&M eyes Elon Musk's Boring Company for tunnel system

A&M officials have conducted a feasibility study with positive results, but they have yet to talk with Musk about the project, Chief Operating Officer ... More Information

Construction Begins on £1.8bn Underwater Tunnel Under Panama Canal

The tunnel is part of Panama's Metro Line 3 monorail project, designed to ease traffic congestion in the metropolitan area. tunnel boring machine... More Information

Webuild at work on the massive railway tunnel at the heart of the Northeast Corridor

After years of planning, the Hudson Tunnel Project (HTP) to improve the railway connection between New York and New Jersey has begun. The first drilling contract for the tunnels, part of ... More Information

TfL Awards Contract for Elephant & Castle Tube Station Upgrade

Transport for London (TfL) has selected Dragados UK to design and construct new passenger tunnels at Elephant & Castle Tube station. These tunnels will connect the new station box to the ... More Information

More than 10 years of transformational tunnelling

More than 23,000 workers, 11 tunnel boring machines (TBMs) and an army of roadheaders and excavators are what it has taken for CPB Contractors to construct more than 80 kilometres of ... More Information

Ivy – the Newest Member of the DEME Marine Fleet on the Fehmarnbelt Tunnel Project

DEME have introduced “Ivy”, the newest member of their marine fleet for the Fehmarnbelt tunnel project! Specifically designed for the transport and immersion of the project’s 89 massive ... More Information

Double down: SA’s groundbreaking purchase

Up to twice the number of Tunnel Boring Machines previously anticipated will be delivered to South Australia for the landmark River Torrens to Darlington (T2D) Project, giving hope the ... More Information

CRL Tunnel Vision September 2024

This month in Tunnel Vision we’re celebrating Te Wiki o te Reo Māori! It’s been a busy month on the CRL fitting out the stations with all the technical systems needed to run and revealing ... More Information

Siddhababa tunnel achieves key breakthroughs.

The first and third cross passages of the Siddhababa Tunnel Project on the Siddhartha Highway have achieved breakthroughs. Construction of two of ... More Information