High Speed 2 (HS2) Ltd and the Department for Transport (DfT) face a dilemma over whether to press ahead with construction of a 7km tunnel linking Old Oak Common with Euston later this year after the station project itself was put on pause earlier this month.
The £1.2bn tunnel is due to…
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New Zealand government reveals Auckland Harbour Crossing options
The New Zealand government has unveiled five options for the proposed Auckland Harbour crossing.
The Waitematā Harbour crossing could cost between $NZ15bn (£7.5bn) and $NZ25bn (£12.6bn) depending on which option is chosen and includes options for road and rail tunnels and re-use of existing infrastructure. New Zealand transport minister Michael Wood…
HS2 TBM Dorothy completes second drive underneath Long Itchington Wood
High Speed 2 (HS2) main works contractor BBV (Balfour Beatty Vinci) has completed its second drive with tunnel boring machine (TBM) Dorothy below Long Itchington Wood, Warwickshire.
The TBM – named after Nobel Prize winning chemist Dorothy Hodgkin – was launched in November last year to bore the second 1.6km Long…
Hong Kong moots artifical island plan to add fourth tunnel link to mainland
The Hong Kong government is exploring the option of building new artificial islands to help construct a fourth crossing between the Island and the mainland.
According to the South China Morning Post, the Hong Kong government’s secretary for transport and logistics Lam Sai-hung has backed plans to create the new islands…
Podcast | How dialogue and collaboration delivered the Bank Station Capacity Upgrade on budget
The latest episode of The Engineers Collective is out now.
Almost 20 years of planning and work came together at the end of February when Transport for London opened the final parts of the £655M Bank Station Capacity Upgrade project. The station now boast 40% more capacity, new entrances, a new…
HS2 opens blueprint components facility at tunnel site
A new rebar threading facility at HS2’s Copthall tunnel site in Hillingdon, West London, has been established, with a team of 14 set to make 92,000 rebar couplers on site to construct the 880m long cut and cover tunnel.
HS2 said the move was a response to supply chain delays leading…
HS2 Midlands tunnelling starts recruitment drive despite Euston site redundancies
The team tasked with delivering High Speed 2’s (HS2's) next tunnelling scheme is recruiting 100 employees to new roles on the construction of the 5.6km long tunnel between Warwickshire and Birmingham; the news comes in the same week as the announcement of significant redundancies at HS2’s Euston station site.
The Warwickshire-Birmingham…
How engineers at Silvertown Tunnel are using ‘nitrogen skates’ for a record-breaking TBM rotation
Engineers working on the Silvertown Tunnel have successfully rotated the first 1,400t section of the UK’s largest tunnel boring machine (TBM) 180° in the reception chamber using an innovative "nitrogen skate" system.
The Silvertown Tunnel is a new twin-bore road tunnel currently under construction beneath the River Thames between Silvertown and…
HS2 reveals designs for final Chiltern Tunnel portal
High Speed 2 (HS2) and Align JV have revealed the designs for the north portal of the Chiltern Tunnel.
This is the final portal to be designed and the last of seven key structures for HS2’s longest tunnels. The design features two perforated concrete hoods that will cover the track, extending…
Tunnelling work for planned Bristol underground would be ‘relatively easy’
A tunnelling expert has told NCE that any subsurface work needed to construct the proposed Bristol underground would be “relatively easy”.
Future4West, as the project is now called, aims to construct a mass transit system with four rail lines to Bath, Bristol Airport, Emersons Green and Cribbs Causeway, some of which…