Latest Tunnelling News
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HS2 Begins Construction on Greatworth Tunnel
HS2 has begun work on assembling the project's longest ‘green tunnel’ in Greatworth, West Northamptonshire.
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Sydney Metro West Launches Autonomous Tunnel Boring Machine
Australia’s first autonomous tunnel boring machine (TBM) has been launched as part of the Sydney Metro West project.
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TBM Peggy Breaks Through at Western Sydney Airport Metro Station
Tunnel boring machine (TBM) Peggy has broken through at the site of Western Sydney International Airport's metro station.
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HS2 Tunnelling Progresses to Little Missenden
HS2's tunnel boring machines (TBMs), Florence and Cecilia have reached the Little Missenden shaft as they dig HS2’s longest tunnels.
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Switzerland: SBB Awards Contract to Construct Ligerz Tunnel
SBB has awarded a contract for the construction of the Ligerz Tunnel to ARGE IBD, a joint venture led by Implenia.
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TBM Eileen Breaks Through at Western Sydney Airport Metro Station
Tunnel boring machine (TBM) Eileen has arrived at the Airport Terminal metro station for the Sydney Metro – Western Sydney Airport project.
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Tunnelling Begins on Sydney Metro West Line
Sydney Metro has launched the first two tunnel boring machines (TBMs) to carve out a section of the 24-kilometre Sydney Metro West line.
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TBM Arrives at Broadway-City Hall in Vancouver for Broadway Subway Project
Tunnel-boring machine (TBM), Phyllis has broken through to the Broadway-City Hall Station on the Broadway Subway Project in Vancouver.
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Testing Underway for City & Southwest Trains under Sydney Harbour
Metro trains have commenced testing under Sydney Harbour as part of the Sydney Metro City & Southwest project.
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Amtrak Publishes Renderings for B&P Tunnel Replacement Program
Early construction activities are now underway on Amtrak's B&P Tunnel Replacement Program, which commenced in March 2023.
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Requests for Qualifications Issued for Ontario's Yonge North Subway Extension
Infrastructure Ontario and Metrolinx have released a RFQ for the Advance Tunnel Contract package for the Yonge North Subway Extension.
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HS2 Launches Third Tunnel Boring Machine in London
Skanska Costain STRABAG JV has launched HS2's third London tunnel boring machine (TBM), 'Lydia' to construct the Atlas Road Logistics Tunnel…
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Sydney Metro Tunnelling to Western Sydney Airport Begins
Two tunnel boring machines – Eileen and Peggy – have started their journeys at the future Airport Business Park Station.
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HS2 Tunnel Boring Machines Pass Amersham Shaft
The two tunnel boring machines (TBMs) digging HS2’s longest tunnels has passed Amersham shaft on their 10 mile drive under the Chilterns.
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Italy: Webuild Consortium Awarded Trento Bypass Contract
Webuild consrtium chosen to design and construct a rail bypass in Trento, Italy for Lot 3A of the Brenner Base Tunnel.
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Tunnel Boring Machines Reach Halfway Point on HS2 Chiltern Tunnels
HS2's tunnel boring machines, Florence and Cecilia have passed the halfway point on their 10-mile journey excavating the Chiltern tunnels.
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Canada: Tunnelling Commences on Scarborough Subway Extension
Metrolinx has announced that tunnelling is now underway on Scarborough’s 7.8-km subway extension in Toronto, Canada.
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Tenders Called for Montréal's Blue Line Metro Extension Project
The Société de transport de Montréal (STM) has launched a call for tenders to construct the Blue line metro extension in Montréal, Quebec.
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Singapore LTA Awards Two Civil Contracts for Cross Island Line
Singapore's Land Transport Authority (LTA) has awarded two civil contracts for the Cross Island Line project.
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Sydney Metro West’s Final Tunnelling Contract Awarded
A John Holland, CPB Contractors (CPB) and Ghella joint venture has been awarded Sydney Metro West’s eastern tunnelling contract.
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HS2 Celebrates Construction Milestone with Relaunch of TBM Dorothy
HS2’s tunnel boring machine (TBM) Dorothy has begun its second one-mile tunnel bore under Long Itchington Wood in Warwickshire.
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HS2 Launches Second TBM to Tunnel Under London
A second 140 metre long, 2,050 tonnes tunnel boring machine (TBM) has begun its journey across London for HS2.
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hyperTunnel's Network Rail Project Produces First Underground Structure Built by Robots
hyperTunnel has revealed the world’s first underground structure constructed entirely by robots as part of a project for Network Rail.
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HS2 Constructs First of Chiltern Tunnel Cross Passages
HS2 has commenced work on the thirty-eight cross passages that will link the northbound and southbound Chiltern tunnels.