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Asset management is our core business; it's the service we provide to maintain, operate and enhance England’s strategic road network, safely, reliably and effectively for all our customers – making a real difference. We manage 4,300 miles of road, over 20,000 structures, 12 road tunnels, as well as drainage, earthworks and technology equipment. Our customers rely on our roads to travel 95 billion miles every year, and our work helps unlock housing and employment sites across the country. Asset …

Improvements to the slip roads and junction approaches at the M2 junction 5. Start date Autumn 2021 End date 2025 Cost £50-£100 million Latest updates Overview Documents Latest updates 04 February 2025 We've completed our project We've completed our M2 junction 5 improvements scheme in Sittingbourne, Kent. Key features of the scheme include: The Stockbury Flyover The project's centrepiece. Nearly a mile long, the flyover allows traffic to bypass the previously heavily-congested Stoc…

The Lower Thames Crossing is a Pathfinder project exploring low carbon construction, and is committed to raising awareness amongst its workforce of the costs and impacts of carbon dioxide In this section Share this article Published 13 Mar 2024 National Highways has today (13 March) announced that the Lower Thames Crossing, the proposed new road and tunnel to double capacity across the river Thames east of London, has been awarded Gold level accreditation by the Carbon Literacy Project, the…

The winning design from Arup and Seán Harrington Architects has set a new benchmark for sustainable design In this section Share this article Published 20 May 2025 The winning design The Lower Thames Crossing has revealed the winner of its innovative, low-carbon footbridge contest today (19 May 2025). The winning design from Arup and Seán Harrington Architects has set a new benchmark for sustainable design that could be used on the new road and replicated across roads country-wide.  The w…

Stay in the know on the Historical Railways Estate. Celebrating 200 years of rail with our first-ever viaduct open day As part of our Railway 200 celebrations, we opened up the recently restored Chelfham Viaduct near Barnstaple to the public Read all about the event Latest makeover Petersfield Road Bridge The works to be carried out will address the worst areas of degradation throughout the arch. In the headlines Castlefield Viaduct We're committing £2.4 million for phase 2 of the Castl…

In this section On this page: Putting driver safety first How we are delivering the government’s smart motorway evidence stocktake Our fourth year progress report Stocktake and progress reports Putting driver safety first England continues to have some of the safest roads in the world. Compared to other roads, motorways remain the safest to travel on. We want drivers to not only be safe, but also to feel safe and confident using our roads, including smart motorways. But there is always m…

Soaked in history – Unearthing Weald Hall’s forgotten bath In this section As part of our Designated Funds programme of heritage and archaeology activities across Kent and Essex, the Lower Thames Crossing team supported a community excavation at Weald Country Park in Brentwood, once home to the grand Tudor mansion, Weald Hall. The excavation revealed a surprising discovery: a Georgian-era sunken stone bath, complete with steps and a seat. Another interesting find was a toothbrush made from bo…

Published 24 Jan 2024 A new National Highways trial explores environmentally friendly ways of reducing carbon footprint and costs Share this article The trial will start shortly at the new Wisley Interchange, under construction as part of the M25 junction 10 improvement scheme. We have contracted AtkinsRéalis to lead the Wisley bridge trial, in collaboration with Connect Plus Services, Balfour Beatty and Laing O’Rourke. We'll be testing if less material can be used in the design, installat…

As our strategic road network becomes increasingly reliant on digital connectivity for its operations, cyber security becomes ever more critical to ensure the safety and efficiency of our transport infrastructure. What is cyber security and why is it important? Cyber security is about safeguarding our computer systems, networks and operational technology from unwanted disclosure of information, theft or damage to the hardware, software, or electronic data. As we use technology to control our s…

Investing in heritage and archaeological restoration at Dagnam Park in Havering In this section National Highways’ Lower Thames Crossing project recently gave £90,000 to the London Borough of Havering, in partnership with The Friends of Dagnam Park, to support enhancements and heritage and archaeological restoration at Dagnam Park.  Dagnam Park, part of the Manor Nature Reserve in Havering, is a 345-acre nature reserve comprising mature woodland, large open fields and established ponds.   Th…