Californian officials have outlined plans for a 72km tunnel to boost water supplies and help the drought-stricken region combat climate change.
The US state’s Department of Water Resources published a draft environmental impact report detailing its proposals for the new pipeline in the delta region inland from San Francisco. Under the…
An Essex-based civils contractor has recovered a tunnel boring machine (TBM) from 10m below the bed of the Arabian Gulf.
Joseph Gallagher, working in partnership with Bahraini firm Al Hassanain, oversaw the sensitive operation as part of a sewage project in the Middle East. The joint venture was appointed by German…
The tunnel boring machine (TBM) that will dig London’s Silvertown Tunnel is edging closer to the commissioning stage.
The TBM’s cutter head has now be lowered into place, with tunnelling due to start in the coming months. The TBM, which measures 11.91m is the largest diameter TBM to be used in…
A tunnel has been built under the HS2 construction site at Euston station to connect a new traction substation (TSS) to the London Underground Network.
Traction substations are used to convert electrical power to a form suitable for a rail system. A new TSS is being constructed to house the equipment…
A joint venture between Balfour Beatty and Vinci has broken through on the first tunnel to be created for the £100bn High Speed 2 (HS2) project.
The joint venture completed the 1.6km dig under Long Itchington Wood in Warwickshire as it powers on with the infrastructure for the rapid rail link.…
Transport for London (TfL) procurement for major infrastructure projects remains a “concern” for the Greater London Authority.
In particular, the GLA’s oversight committee assessment raises concerns in relation to the procurement of the Silvertown Tunnel, Crossrail’s Bond Street station and the failed Garden Bridge proposal. The GLA also investigated procurement of…
The Department for Transport (DfT) has tabled a long-term funding deal to bolster Transport for London’s (TfL) dwindling coffers.
It comes after two years of short term deals between the government and the Capital’s transport operator. In total, TfL has received more than £5bn to keep it operational. The need for…
The Office of Rail and Road (ORR) has raised concerns about the number of non-compliant structure examinations carried out across Britain’s railways.
In its annual assessment of Network Rail’s performance the regulator said that it is “concerned” about a rising number of railway bridges and tunnels examinations that have been carried…
An abandoned rail tunnel in the Welsh Valleys could be converted into the world’s longest digital art gallery, under new plans put forwards for the historic structure.
Global design firm Scott Brownrigg has drawn up the proposal which would transform the 132-year-old Rhondda Tunnel. The plan builds on previous plans to…
Building a longer Stonehenge Tunnel would cost up to £730M more than current plans, according to National Highways internal analysis.
The current plans are for a 12.8km dual carriageway, and a 3.2km tunnel underneath the World Heritage Site closely following the existing A303 route. National Highways estimates the scheme will cost…
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