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Call for Papers for IWMA

The 14th International Water Mist Conference, Istanbul, 22-23 October 2014, will be of interest to those responsible for selecting fire protection as well as researchers/scientists who wish to be ... More Information

Deep driller required for Chile

International recruitment specialist iPS has posted a vacancy for a Spanish-speaking vertical drilling supervisor for a 6 m-diameter water shaft in Chile. Read the details below and contact ... More Information

CREG giant boxjack underway

CREG giant boxjack underway

TBM manufacturer CREG has supplied the world’s largest rectangular boxjacking EPB machine to a project in Zhengzhou, China. Read the press release and visit www.crectbm.com. Contact ... More Information

Repairing the SR99 TBM

Seattle Tunnel Partners, WSDOT’s contractor for the SR 99 tunnel project, has started building the circular pit to access and repair their TBM. Rigs have begun work to install the 75 piles ... More Information

Robbins OFTA success in Ohio

Robbins OFTA success in Ohio

A Robbins Double Shield TBM broke through at the Black River Tunnel Project on 29.04.2014 in Lorain, OH. The 1.7 km-long EPA-mandated tunnel will prevent heavy rains from triggering sewage overflows ... More Information

Albula dualling approved

The license has been approved for the construction of the new Albula rail tunnel on the Thusis-Tirano section, part of the UNESCO World Heritage Site since 2008. The existing Albula tunnel, opened ... More Information

Samoter International Innovation Award

Samoter International Innovation Award

The companies CIFA, Gei-Impianti, Mantovani Benne Mbi, MB Spa, Nord-lock and Venieri Spa have each secured a Samoter 2014 International Innovation Award. The prize is awarded to manufacturers who ... More Information

Success at Samoter

The triennial Samoter exhibition is underway in Verona, Italy at a time when sales of construction machinery are increasing by 20 percent year on year, signalling an end to the recession in the ... More Information

Twenty years of Channel Tunnel

Twenty years of Channel Tunnel

As the Channel Tunnel celebrates the 20th anniversary of its inauguration, CBE Group reflects upon its own origins in 1987 as supplier of concrete segment manufacturing facilities for Sangatte at ... More Information

Welcome to Brazil

Welcome to Brazil

ES Rubber, producers of segment gaskets and fixings, is entering the South American market and invites all tunnelbuilder readers to visit their stand number 40/41 at WTC Brazil 09-15.05.2014. Click ... More Information

Robbins’ triumph at Pahang Selangor

Robbins’ triumph at Pahang Selangor

Three Robbins 5.23 m-diameter main beam TBMs with continuous conveyor systems have completed the 44.6 km-long Pahang Selangor raw water tunnel in Malaysia. First use outside Japan of a fast setting, ... More Information

tunnelbuilder leads the way

As the recession lifts in the US and Europe, tunnelbuilder readership is growing rapidly, indicating over 1 million visits for 2014. During March, tunnelbuilder.com alone registered 25,027 unique ... More Information

Greater accuracy from Sandvik

Greater accuracy from Sandvik

Sandvik TCAD+ is an aiming tool designed for accurately executing pre-designed drilling plans. It features face drilling, long hole drilling and bolting hole plans on the drillrig screen. ... More Information

Victoria through into Whitechapel tunnels

Victoria through into Whitechapel tunnels

On 04.04.2014, 150 m-long TBM Victoria broke through into Whitechapel tunnels to reach the 32 km (over 75 percent) of Crossrail tunnelling completed. Victoria began the drive at Limmo Peninsula in ... More Information

Crossrail TBM moved to Limmo

Crossrail TBM moved to Limmo

Two months after completing her 2.7 km tunnel drive from Pudding Mill Lane to one of Europe’s largest mined caverns at Stepney Green, the TBM Jessica made a 5 km journey to her next launch ... More Information

Top people wanted for Doha

Top people wanted for Doha

International employment consultants iPS have started their recruitment drive for Doha Metro project in Qatar by posting six top management and engineering vacancies.  For all positions we are ... More Information

NFM TBM for Riyadh

NFM TBM for Riyadh

NFM Technologies of France will supply a 10.16 m-diameter TBM to excavate the 6 km-long underground section of the proposed Metro Riyadh Line 3 in Saudi Arabia. Read the press release and visit ... More Information

CEAR – Compact electricity for tunnels

CEAR – Compact electricity for tunnels

Electricity feeds to key equipment such as TBM and utilities is a focus of attention at construction sites, to ensure continuity of excavation and production. The necessary switchgear and MV/LV ... More Information

Tunnel expo for Turkey

The first Tunnel Expo Turkey will be held in Istanbul, Turkey from 28-31st August, 2014 sponsored by the Turkish Tunnelling Society. For more visit www.tunnelexpoturkey.com and www.tunelder.org. ... More Information

Malpensa rail link

The railway project to connect Terminal 1 and Terminal 2 of Malpensa Airport in Italy will cost EUR115 milllion, funded by Regione Lombardia (EUR31 million), Government (EUR45 million), EU (EUR23 ... More Information

SaMoTer for Verona

The triennial earthmoving and building exhibition takes place once again at Veronafiere, Verona, Italy from 8-11th May, 2014. Co-located with Asphaltica, SaMoTer has a complete section devoted to ... More Information

Early start for Riyadh metro

Early start for Riyadh metro

On 03.04.2014 construction of Riyadh metro system commenced with excavation of F G1 station, at King Khaled International Airport, two months ahead of schedule. The project will build line 4, ... More Information

Fehmarnbelt tenders

Fehmarnbelt tenders

Femern A/S has received 17 tenders from nine major international contractors prequalified for the four major construction contracts for the fixed link across the Fehmarnbelt. Some of the consortia ... More Information

Breakthrough in Cesana tunnel on SS 24

On 01.04.2014 breakthrough was achieved at the1,840 m-long Cesana tunnel, part of the EUR131 million upgrading project of trunk road SS 24 Monginevro, section Cesana-Claviere. Work was interrupted ... More Information

New Comacchio tunnel drilling rig

New Comacchio tunnel drilling rig

The MC 30 TX, the new Comacchio tunnel drilling rig featuring advanced design, can be converted into a standard drilling rig as well. The MC 30 TX Comacchio is designed to perform sub-horizontal ... More Information

North West Rail Link

North West Rail Link

The EUR5.6 billion North West Rail Link project includes construction of twin 15 km tunnels from Bella Vista to Epping – Australia’s longest rail tunnels. The EUR770 million tunnelling ... More Information

CP Technology for Singapore metro

CP Technology for Singapore metro

CP Technology leader for formwork and equipment for infrastructures, has delivered the gantry for steel reinforcement for construction and completion of Tampines West Station and tunnels for ... More Information

NorthConnex in Sydney

On 16.03.2014 the Australian and NSW Government announced the preferred scheme for the M1-M2, now called NorthConnex, a tolled motorway linking the M1 Pacific Motorway at Wahroonga to the Hills M2 ... More Information

Swiss roads programme

DATEC has given the green light to the EUR1.6 billion (CHF1.95 billion) work programme 2014: EUR495 million (CHF604 million) for the construction of new sections, EUR1 bn (CHF1.25 billion) for ... More Information

Serrieres tunnel inaugurated

Serrieres tunnel inaugurated

The 1.73 km section of the N5 highway which includes the Serrieres tunnel (829 m, 733 m) has been inaugurated. Click here for further information on the project and ch/60 for tunnelbuilder ... More Information

Normet shows new Spraymec

Normet has unveiled its latest version of the Spraymec shotcreting jumbo which incorporates a number of new features. Read the press release and visit www.normet.fi. 14/14. More Information

Eleven MineARC refuges for Doha

MineARC will supply eleven of its refuge chambers to TBMs mining Doha metro. These will each have the capacity to shelter up to 20 people for 30 h. Read the press release and visit www.minearc.com. ... More Information

Safety of life in tunnels

Numerous full-scale fire tests have been carried out under the SOLIT project, which sets out to justify installation and integration of fixed firefighting systems into tunnels. The results are ... More Information

Haeny grouting systems

Haeny grouting systems

Switzerland-based Haeny is the trusted source for modern mixing and injection technology, supplying state-of-the-art mixers, agitators, grout pumps, grout plants and recording systems to clients ... More Information

Spring in Croatia

Symposium on Zagreb Underground takes place March 27-28th in Zagreb, Croatia sponsored by ITA. More from www.zagrebtunnel2014.com. 12/14. More Information

WTC Brazil 2014

WTC 2014 takes place this year in Iguacu, Brazil from May 9th to 15th, 2014 . A total of 129 lectures will be presented orally and probably the same number as poster. During the opening ceremony the ... More Information

Tunnelling News

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

Ontario Exploring Feasibility of New Highway 401 Tunnel

Today, the Ontario government launched the technical evaluation for the construction of a new driver and transit tunnel expressway under ... More Information

National Highways unveils modernisation plans to upgrade A38 Saltash Tunnel

National Highways will be embarking on the second phase of a major modernisation upgrade of the A38 Saltash Tunnel later this autumn... More Information

Strong sustainability score for North East Link

Three mini tunnel boring machines (TBMs) moved 1.8km of the Yarra East Main Sewer to the east of Bulleen Road, beneath homes, schools and sports ... More Information

Tunneling through the Carpathians

AKTOR's innovative use of Tunnel Boring Machines (TBMs) represents a leap forward in engineering and construction technology in the region. Here ... More Information

Suburban Rail Loop to repurpose enormous Sydney Metro machines

The Victorian government's Suburban Rail Loop (SRL) is making major strides, with the first four tunnel boring machines (TBMs) now ordered and set to ... More Information

The incredible tunnel that cost £108m to build is the longest on an entire continen

Colombia's mega project will see the country honoured as having the longest tunnel in South America when completed, benefitting locals and ... More Information

Panama Excavates First Underwater Transport Tunnel

Panamanian President José Raúl Mulino this week officially began construction and lining work on the first underwater transport tunnel that will ... More Information

Ningbo-Zhoushan High-Speed Railway, China

The tunnelling operation uses two tunnel boring machines (TBMs) named Dinghai and Yongzhou. The two are anticipated to converge midway beneath the ... More Information

Boring on metro tunnel below Adyar river complete

The tunnel boring machines - nicknamed Kaveri and Adyar - were engaged for the work. Kaveri has successfully completed the tunnelling drive, while ... More Information

DMRC completes first twin tunnels

DMRC completes first twin tunnels breakthrough under Phase-IV construction tunnels breakthrough under Phase-IV construction. The two tunnel boring machines (TBMs), Bhoomi and Srishti, ... More Information

BART celebrates 50 years with completion of Transbay Tube retrofit

BART celebrates 50 years with completion of Transbay Tube retrofit. Tunnel project ends agency's $1.5B earthquake safety effort. Avatar photo by Bay ... More Information

US$12.2 billion for new Indian tunnels

A US$12.2 billion budget will boost tunnel construction in India. The plans from the Ministry of Road Transport & Highways calls for 74 new tunnels to be built. These will measure 273km ... More Information

Hong Kong West Drainage Tunnel

Arup is the consultant to the Hong Kong Drainage Services Department in carrying out the design, pre-qualification, tender and construction ... More Information

Lane JV Wins Tunnel Package for Hudson River Tunnel Project Valued at $466 Million

CHARLOTTE, NC – The Lane Construction Corporation, the U.S. subsidiary of Webuild Group, has won a $466 million contract, of which Lane has a 35% share, to construct the Palisades Tunnel ... More Information