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Connecting the country M62 by Scammonden Reservoir, West Yorkshire A1 National Highways manages and improves England’s 4,500 miles of motorways and major A-roads that A19 A69 Newcastle upon Tyne National Highways’ make up the strategic road network. This network Carlisle A1 Sunderland strategic road…

1` Smart motorways - scheme safety ‘Before’ versus ‘after’ assessment Contents Executive summary . 3 1. Background and context . 7 2. Scheme-level headline comparisons . 12 3. Scheme-level detailed comparisons . 20 4. Conclusions . 22 Annex A - Smart motorways map (correct as of June 2023) . 24 Anne…

Research publications can be found listed below within year order. 2024-25 publications Application of biocementation to improve a well-graded granular material against cyclic loading (external link) Automating construction of road digital twin geometry using context and location aware segmentati…

Restoring heathland and upgrading the junction with the A3 Wisley Interchange to reduce congestion, improve safety and create more reliable journeys. Start date Summer 2022 End date Spring 2026 Cost £317 million Latest updates Overview Documents We’re carrying out other maintenance work on th…

This project will provide a low-noise surface along the M27 between junctions 5 and 7. We're also making significant drainage improvements to the road and safety improvements to the central reservation. All together these measures will ensure a smoother ride for drivers, make the road quieter, impro…

Maintenance schemes taking place in the South East region. Overview Documents The latest maintenance schemes that will be running in this area can be found below in the 'Project information area'. Project information Ash die back works in the South East You can find more details about Ash die …

Back Published 18 February 2025 Press Release News Drivers planning to use the M62 between Manchester and Warrington over the next two weekends are being advised of important repair work between junction 12 at Eccles interchange with the M60 and junction 11 at Birchwood. National Highways is c…

The M27 runs along the south coast between Cadnam and Cosham in Hampshire and connects Portsmouth and Southampton along the Solent. Overview Documents The M27 is a key route for freight, holiday makers and commuters between the ports towards London and journeys to the west from the M3, A3 and bey…

M1 junction 19 improvement project Three-year post-opening project evaluation This document has been prepared by National Highways with assistance from its consultants (where employed). The document and its accompanying data remain the property of National Highways. While all reasonable care has bee…

Litter strategy Our approach Introduction Litter is a serious issue. It harms the environment, upsets our customers and damages our reputation. It also puts our people at risk when they have to collect it and it diverts time and money that’s better spent on improving the road network. Our vision is …