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TERRATEC TBM begins work for Delhi Metro Phase 4

A refurbished 6.52m diameter TERRATEC Earth Pressure Balance (EPB) Tunnel Boring Machine has been delivered to a Joint Venture between Hindustan Construction Company Ltd. of India and Vensar ... More Information

Mumbai coastal road - TBM Mavala Launched

On the 11/01/2021 the official launching ceremony for the TBM named Mavala was held, to see the ceremony please click here for the video. The TBM will dig the 3.45 km twin tunnel from Princess ... More Information

Final breakthrough for TBM Krishna 1 on metro line 3 in Mumbai

TBM Krishna 1 has reached the Dadar Metro Station: it’s the 35th breakthrough on metro line 3 in Mumbai, click here for the video. With this, MMRC has successfully completed the 10.96-km long ... More Information

TERRATEC TBMs breakthrough on Pune Metro

Gulermak-TATA Projects JV celebrates the breakthrough of TBM tunnelling on the underground works on Line 1 of the Pune Metro, in India. In early-November, TERRATEC joined officials from ... More Information

MMRC completes 33rd breakthrough from Churchgate to Hutatma Chowk

On 16/10/2020 MMRC achieved a 33rd breakthrough with the 653-m long tunnel from Churchgate to Hutatma Chowk station for the metro Line 3 in Mumbai. It is the first TBM breakthrough ... More Information

TERRATEC Open TBM delivered for Mumbai’s Water Tunnel Project

TERRATEC’s Open TBM for the Municipal Corporation of Greater Mumbai’s (MCGM) Amar Mahal II Tunnel Project in Maharashtra, has passed the Factory Acceptance Test (FAT),making it ... More Information

TERRATEC delivers its 25th TBM to India

The new 3.14m diameter TERRATEC EPB TBM will empower sewage infrastructure components on the Mumbai Sewer Disposal Project Stage II Priority Works, in Mumbai, India. TERRATEC is celebrating ... More Information

Mumbai Metro's Line 3 updates

In August this year MMRC (Mumbai Metro Rail Corporation) completed the 1.5-km long tunnel beneath Mithi River. The Terratec-made TBM Godavari-4 completed the upline stretch of 1.5-km from BKC to ... More Information

TERRATEC secures AMT-II hard rock TBM order

Patel Engineering will utilise a TERRATEC open hard rock TBM for the Municipal Corporation of Greater Mumbai’s (MCGM) AMT-II water transfer project, in India. TERRATEC is pleased to ... More Information

TERRATEC EPBMs gear up for tunnelling on Pune Metro

TERRATEC delivers the first two of three TBMs that will be used by Gulermak-Tata Projects JV for the underground works on Line 1 of the Pune Metro, in India. TERRATEC is pleased to announce the ... More Information

New milestone on Mumbai Metro's Line 3.

On October 22nd the L&T-STEC JV and MMRC achieved the 21st Breakthrough for Mumbai Metro's Line 3 at Churchgate Station part of Package 1. The breakthrough of Robbins Crossover XRE TBM Surya-II ... More Information

Two new breakthroughs for Mumbai Metro Line 3

There have been two new breakthroughs as part of the ongoing Mumbai Metro Line 3 in India. The 18th breakthrough was TBM Wainganga-1 who broke through at the SEEPZ station after completing ... More Information

TERRATEC TBM completes first tunnel for Mumbai Metro

HCC-MMS JV achieves major milestone with Terratec machine having broken through on the first full section of running tunnel to be completed for Mumbai Metro Line 3, in India. In early-August, ... More Information

Mumbai Metro Line 3 renamed as Aqua Line

Maharashtra Chief Minister Devendra Fadnavis on Friday unveiled the rolling stock model of Metro Line 3, which has been named AquaLine. The MMRC (Mumbai Metro Rail Corporation) has awarded the ... More Information

TERRATEC secures contract for Pune Metro TBMs

TERRATEC Tunnel Boring Machines (TBMs) are proving their worth in India with another contract secured for the underground works on Line 1 of the Pune Metro. Having delivered 22 TBMs to India ... More Information

First TERRATEC TBM breaks through on Mumbai Metro

The first of seven TERRATEC TBMs being used on Mumbai Metro’s highly anticipated 33.5km underground Line 3 corridor, in India, breaks through on its inaugural drive. In mid-February, TERRATEC ... More Information

6th Breakthrough on Mumbai Metro 3

On the 20.02.2019 Mumbai Metro 3 Colaba-Bandra-SEEPZ corridor achieved a 6th TBM breakthrough at Sahar Road Metro station, which is being built under Mumbai’s crucial Tansa water ... More Information

5th TBM Breakthrough for Colaba-Bandra-SEEPZ

On the 13th of February 2019 a fifth TBM breakthrough was reached for Mumbai Metro 3 corridor at Chhatrapati Shivaji Maharaj International Airport (CSMIA) - T2 metro station. The TBM Wainganga 3, ... More Information

Twin Tunnel Breakthrough in India

On 31.01.2019 Mumbai Metro Rail Corporation (MMRC) witnessed a twin tunnel breakthrough of the third and fourth TBM of Colaba-Bandra-SEEPZ Metro3 corridor at Dadar Metro Station. Krishna 1, the ... More Information

Second breakthrough for Mumbai Metro 3 line

On the 26.12.2018 the Mumbai Metro-3 (Colabata-Bandra-Seepz) Wainganga 2 TBM broke through at the future Seepz station in Andheri. The TBM was originally launched on the 23.08.2018 from Sariput ... More Information

First breakthrough for Mumbai’s Metro-3

On the 24.09.2018 the TBM Wainganga completed its first tunnel for the 33.5-km Colaba-Bandra-Seepz (Metro-3 line). The 1.26-km tunnel between Pali ground in Marol, Andheri (East) and the ... More Information

The Mumbai Coastal Road Project (MCRP)

The 35.6 km long Mumbai/Bombay Coastal Road will connect the southern part of Mumbai from Marine Lines with Kandivali in the north. It will have 8 lanes, two of which are reserved for the Bus ... More Information

Mumbai - Two new metro projects approved

On the 11th of September 2018 the Maharashtra government approved the implementation of two metro projects for Mumbai: the Dahisar-Mira Bhayander section for the metro Line 9, and the 3.17 km ... More Information

TERRATEC TBMs get up to speed on Mumbai Metro

The first four of seven TERRATEC TBMs to be used on Mumbai Metro ’s highly anticipated 33.5km Line 3 underground corridor , in India , are making good progress . In early August, ... More Information

MMRC - Metro 3 Corridor

On August 10, 2018 Mumbai Metro Rail Corporation (MMRC) started the tunnelling for package 01, which comprises of Cuffe Parade, Vidhan Bhavan, Churchgate and Hutatma Chowk stations. The TBM Surya 1, ... More Information

Twin Robbins Crossover TBMs to bore on Mumbai Metro Line 3

Massive Metro Project Will Improve Traffic and Rail Congestion in One of India’s Largest Cities On June 11, 2018, a Robbins Crossover XRE destined for Line 3 of India’s Mumbai Metro ... More Information

VIP ready to talk TSG innovation at the WTC

VIP-Polymers Ltd is taking its latest innovation in tunnel segment gaskets - a major step forward in cast-in gasket design - to the ITA-AITES World Tunnel Congress in Dubai. The patented ... More Information

Mumbai Metro Line 3

The MMRC (Mumbai Metro Rail Corporation ) has completed 15-16% of the civil construction for the Mumbai Metro Line 3, the first underground metro line in Mumbai/Bombay. More Information

Robbins Slurry TBM ramps up for Mumbai Metro Line 3

First of Two Mixed Ground Machines will begin boring this autumn. The first of two Slurry TBMs, a rebuilt 6.65 m (21.8 ft) diameter machine, passed its factory acceptance on September 4, 2017 ... More Information

Mumbai - Ahmedabad High Speed Rail (MAHSR)

On 11.09.2017 a ceremony was held for the start works for First High Speed Train Project (popularly referred to as the Bullet Train) between Mumbai and Ahmedabad. The actual works will ... More Information

Mumbai Metro Line 3

On 04.09.2017 a 6.65-m diameter NFM Slurry TBM rebuilt by Robbins for the Mumbai Metro Line 3 project passed the FAT (factory acceptance testing) in Singapore. The slurry TBM will be ... More Information

MMRC fabricates first tunnel ring for Metro-3

On 07.03.2017 Mumbai Metro Rail Corporation (MMRC) fabricated the first tunnel ring for the 33.5 km Colaba-Bandra-SEEPZ Metro-3 corridor project at the Wadala casting yard. About 40,000 segment ... More Information

Robbins TBM records in Mumbai

On 21.01.2014 a Robbins Main Beam TBM completed the 8.3 km-long Mumbai Water Tunnel, more than 100 m below ground. The tunnel is one of the longest and deepest water supply tunnels in Asia. The 6.25 ... More Information

Clean water for Mumbai

A rapid Robbins 6.25 m-diameter main beam TBM is speeding up the provision of clean water to 20.5 million residents of Mumbai, India. More Information

Infra India conference

The 2013 Infra India conference takes place in Mumbai, 12-13th December, supported by tunnelbuilder as official media portal. 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

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Tunnelling News

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

RiverRenew Tunnel Project Nearing Completion

The RiverRenew Tunnel System Project, the largest infrastructure investment in Alexandria's history, is nearing completion. More Information

Sydney Metro West tunnels enter final stretch after big breakthrough

Two tunnel boring machines (TBMs) constructing the huge Sydney Metro West tunnels have made a smashing entrance 24 metres below the surface. More Information

Chennai Metro Rail launches first tunnel boring machine for underground tunnelling in Kolathur

Corridor 5 begins at Madhavaram Milk Colony and connects through Koyambedu, Porur, Alandur and other residential/commercial areas of the city to ... More Information

Element Six, Master Drilling Announce Tunnel Development Partnership

Element Six and Master Drilling will deliver a diamond-enabled solution designed to increase tunneling development speed, reducing costs and minimize the environmental impact of tunnel ... More Information

Gateway Project Tunnel Connecting NY and NJ Moves Forward

Five Gateway contracts have been awarded so far, including one on Predergast's first day for construction on the Manhattan side of the tunnel... More Information

HSR Xi'an – Yan'an: Completion of All Tunnels in the Project

The HSR Xi'an – Yan'an has completed the excavation of all tunnels, including the Tongchuan Tunnel. This is a key milestone in the construction ... More Information

Brazil's US$1bn underwater tunnel project making waves among potential bidders

The first underwater road tunnel project in Brazil is attracting interest from multiple potential bidders, an official familiar with the matter ... More Information

Element Six and Master Drilling Announce Strategic Partnership for Advanced Tunnel

Achieving high quality, nonexplosive tunnel construction with various aspects of value generated compared to traditional rock excavation methods is a ... More Information

Tutor Perini Wins a $1.2 Billion NYC Contract

A joint venture of Sylmar-based civil construction firm Tutor Perini Corp. and its subsidiary Frontier-Kemper Constructors has won a $1.18 billion contract to construct a pair of rail ... More Information

Milestone reached for $1.6b Auckland wastewater tunne

Watercare's Central Interceptor project has passed an historic milestone with the southern half of the 16.2 kilometre tunnel – Blockhouse Bay ... More Information

Elon Musk's 'Wormhole' Tunnel Promises To Carry 20,000 People Per Hour In Dubai

It’s been more than eight years since Elon Musk decided he was fed up with traffic and declared he’d start digging tunnels to revolutionize public transport across the United States. So ... More Information

First tender for Dubai’s $22bn tunnels due within days

Dubai Municipality is expected to tender the first two packages of the $22bn Dubai Strategic Sewerage Tunnels (DSST) project imminently... More Information

London's Thames Tideway Tunnel now fully connected

After 10 years of construction work, the last of the 21 connections of the Thames Tideway Tunnel was made to the city's Victorian sewage system. More Information

Silvertown Tunnel

Silvertown Tunnel is the Transport for London project looking to forge a brand-new connection between Silvertown and the Greenwich Peninsula... More Information

Dubai Loop: Elon Musk to Build Huge Underground Road Network

Musk's The Boring Company, which is responsible for building a similar project in Las Vegas, aims to create 17 kilometers of tunnel capable of ... More Information

Wisconsin approves $4.5m tunnel lighting project

Wisconsin Governor Tony Evers has approved a $4.5m lighting systems upgrade project in various tunnels in Milwaukee County, Wisconsin. More Information

$1.18bn Manhattan Tunnel contract awarded as part of $16bn Hudson Tunnel Project

The Hudson Tunnel Project is the key section of the Gateway Programme, which is a comprehensive rail infrastructure investment aimed at boosting ... More Information

North East Link continues to forge ahead towards completion

Tunnelling will soon commence on Victoria's longest twin road tunnels – the North East Link tunnels – as two massive tunnel boring machines (TBMs) are ... More Information

Africa's huge £8.5m tunnel cuts up to 26 minutes off journeys to major capital city

The tunnel is to be constructed within the next three years. This project will not only create 500 jobs in the construction ... More Information

CMRL's tunnel boring machine from Panagal Park reaches Kodambakkam station after a year

Chennai Metro Rail's Phase II Project faces delays as tunnel boring machines 'Pelican' and 'Peacock' progress towards Kodambakkam... More Information

$800-million twin-tube tunnel, longest in the Philippines, nears 'breakthrough'

A senior agency official stated on Thursday that the tunneling phase of the Davao City Bypass Construction Project will achieve a long-awaited ... More Information

The World’s Largest Immersed Tunnel Is Being Built—And It’s Done Without a Tunnel Boring Machine

When we think about groundbreaking advancements, our minds often jump to cutting-edge technology like smartphones or supercomputers. But some of the most awe-inspiring innovations are ... More Information

Brenner Base TBM enters 'highly fractured' fault zone

A tunnel boring machine (TBM) working on the northernmost active construction lot of the Brenner Base Tunnel project has entered a “highly ... More Information

India building a historic Undersea Tunnel for Mumbai-Ahmedabad Bullet Train Project

He stated, "All high-quality safety norms have been adopted in the construction of this India's first carefully designed undersea tunnel project." The ... More Information

Norway's Incredible Ship Tunnel Plan Is Back On Track

Despite pandemic-related and planning delays to the project, the Norwegian Coastal Administration is pressing ahead with plans to build the world's ... More Information

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