Real projects — the case bank.
A1 Morpeth to Ellingham dualling (CANCELLED)
Highways & bridges · Planning/Development (c. 2014-2024); DCO revoked August 2025; Cancelled October 2024 · Northumberland, UK
A1 Redhouse to Barnsdale Bar Safety Barrier and Lighting Upgrade
Highways & bridges · Ongoing/Recent (e.g., works mentioned in 2024-2025) · Doncaster, South Yorkshire, UK
A1(M) Leeming to Barton Widening
Highways & bridges · 2013–2018 (opened March 2018) · North Yorkshire, UK
A14 Cambridge to Huntingdon improvement scheme
Highways & bridges · 2016–2022 (opened to traffic 2020) · Cambridgeshire, UK
A19 Testo's Junction Improvement Scheme
Highways & bridges · 2019–2021 (completed July 2021) · South Tyneside, North East England, UK
A19 Testo's Junction Improvement Scheme (Flyover)
Highways & bridges · 2019–2021 · South Tyneside, UK
A2 Bean and Ebbsfleet Junction Improvements
Highways & bridges · 2019–2022 (completed July 2022) · Kent, UK
A303 Stonehenge tunnel (Amesbury to Berwick Down)
Highways & bridges · Planning/Early Works (c. 2013-2024); DCO revoked March 2026 · Wiltshire, UK
A358 Taunton to Southfields (CANCELLED)
Highways & bridges · Planning/Development (c. 2017-2024); Cancelled October 2024 · Somerset, UK
A417 Missing Link (Air Balloon improvement)
Highways & bridges · 2022–2027 (estimated completion) · Gloucestershire, UK
A465 Heads of the Valleys dualling (Sections 5 & 6 Dowlais Top to Hirwaun)
Highways & bridges · 2004–2025 (overall project, Section 5 & 6 officially reopened May 2025) · South Wales, UK
A494 River Dee Bridge Replacement Scheme (Deeside Park)
Highways & bridges · Planning/Development (c. 2018-2026); Construction expected late 2026 · Flintshire, North Wales, UK
A55 Expressway upgrades North Wales (Program)
Highways & bridges · Ongoing (various phases, e.g., £1bn package over 10 years from c. 2020) · North Wales, UK
A66 Northern Trans-Pennine upgrade
Highways & bridges · 2024– (construction started, estimated completion not specified but DCO approved March 2024) · Cumbria and North Yorkshire, UK
A737 Dalry Bypass
Highways & bridges · 2017–2019 (opened to traffic) · North Ayrshire, Scotland, UK
A9 Dualling Perth to Inverness
Highways & bridges · 2015–2035 (estimated completion) · Scotland, UK
A9/A85 Junction Improvement and Link Road to Bertha Park
Highways & bridges · 2016–2019 (opened to traffic early 2019) · Perth, Scotland, UK
A96 Dualling Aberdeen to Inverness
Highways & bridges · 2015–2030 (estimated completion) · North East Scotland, UK
Albert Bridge Refurbishment
Highways & bridges · 2010–2011 (major refurbishment); 2026 (planned repairs) · London, UK
Barton High Level Bridge (Bearing Replacement & LED Upgrade)
Highways & bridges · Ongoing (bearing replacement, LED upgrade) · Manchester, UK (M60 over Manchester Ship Canal)
Barton Swing Aqueduct Refurbishment/Restoration
Highways & bridges · Ongoing (concerns raised 2023, urgent repairs planned 2025) · Barton upon Irwell, Greater Manchester, UK
Britannia Bridge Refurbishment (Post-1970 Rebuild & Ongoing Maintenance)
Highways & bridges · 1970s (rebuild after fire); 2021–Ongoing (refurbishment for rail link) · Menai Strait, North Wales, UK
Clifton Suspension Bridge Refurbishment (Chain Protection & Lighting)
Highways & bridges · 2024–2026 · Bristol, UK
Confederation Bridge
IntlHighways & bridges · 1993–1997 · Northumberland Strait, Prince Edward Island to New Brunswick, Canada [INTERNATIONAL]
Conwy Suspension Bridge Restoration
Highways & bridges · Ongoing (various restoration efforts, notably recognized by European Heritage Awards) · Conwy, North Wales, UK
Dartford Free-Flow Charging scheme (Dart Charge)
Highways & bridges · 2014–2015 (free-flow charging went live November 2014, fully operational by 2015) · Dartford, Kent and Essex, UK
Erskine Bridge Refurbishment (Painting & Strengthening)
Highways & bridges · Ongoing (e.g., 2019-2023 for painting contract, earlier strengthening works) · River Clyde, Scotland, UK
Forth Road Bridge (Original)
Highways & bridges · 1958–1964 · Firth of Forth, Scotland, UK
Gateshead Millennium Bridge
Highways & bridges · 1999–2001 · River Tyne, Gateshead/Newcastle, UK
Hammersmith Bridge Closure and Repair
Highways & bridges · 2019–Ongoing (partial reopening 2021, 2024, full reopening for vehicles TBD) · London, UK
Hammersmith Bridge Temporary Stabilization Works (Pedestal Strengthening)
Highways & bridges · 2020–2022 (stabilization works) · London, UK
Humber Bridge Refurbishment (various projects)
Highways & bridges · Ongoing (various projects, e.g., A-frames 2019-2020, maintenance ongoing) · Kingston upon Hull, East Riding of Yorkshire, UK
Kessock Bridge Refurbishment (various projects)
Highways & bridges · Ongoing (e.g., 2013-2014 maintenance platforms, 2025-2026 tower strengthening and painting) · Inverness, Scotland, UK
Limehouse Link Tunnel
Highways & bridges · 1989–1993 (opened May 1993) · East London, UK
Lower Thames Crossing
Highways & bridges · Preparatory works ongoing (c. 2026 onwards); Main construction expected to start 2026; Completion expected 2034. · Kent and Essex, UK
M1 Junction 13-16 Smart Motorway
Highways & bridges · 2017–2022 (completed) · Bedfordshire and Northamptonshire, UK
M25 Junction 10/A3 Wisley interchange improvement scheme
Highways & bridges · 2022–2026 (estimated completion) · Surrey, UK
M25 Junction 5-7 Smart Motorway
Highways & bridges · 2012–2014 (opened April 2014) · Surrey & Kent, UK
M25 Widening Junctions 23-27 (Smart Motorway)
Highways & bridges · 2012–2014 (Junctions 23-25 opened 2014; part of wider M25 Smart Motorway program) · Hertfordshire, UK
M3 Junction 2-4a Smart Motorway
Highways & bridges · 2014–2017 (completed) · Hampshire and Surrey, UK
M4 Junction 3-12 Smart Motorway
Highways & bridges · 2018–2022 (completed March 2022) · Berkshire, UK
M4 Relief Road Wales (Newport)
Highways & bridges · Proposed (c. 2004-2019); Cancelled June 2019 · Newport, Wales, UK
M56 Junction 6-8 Smart Motorway
Highways & bridges · 2020–2023 (completed March 2023) · Cheshire and Greater Manchester, UK
M6 Junction 2-4 Smart Motorway
Highways & bridges · 2018–2020 (completed) · Warwickshire and West Midlands, UK
M6 Toll Road (original construction)
Highways & bridges · 2000–2003 (opened December 2003) · West Midlands, UK
M60 Junction 8 to M62 Junction 20 Smart Motorway (Manchester Smart Motorway)
Highways & bridges · 2014–2018 (fully operational August 2018) · Greater Manchester, UK
M62 Junction 20-25 Smart Motorway (Cancelled)
Highways & bridges · Proposed (c. 2019-2023); Cancelled April 2023 · West Yorkshire, UK
M8 M73 M74 Motorway Improvements
Highways & bridges · 2014–2017 · Central Scotland, UK
Menai Suspension Bridge Refurbishment
Highways & bridges · 2022–2027 (estimated completion) · Menai Strait, North West Wales, UK
Mersey Gateway Bridge
Highways & bridges · 2014–2017 · Runcorn and Widnes, River Mersey, UK
Millau Viaduct
IntlHighways & bridges · 2001–2004 · Millau, France [INTERNATIONAL]
Millennium Bridge (London) Wobble Correction
Highways & bridges · 2000–2002 (closed for two years for modifications) · London, UK
New Wear Footbridge (Keel Crossing)
Highways & bridges · 2024–2025 · Sunderland, UK (River Wear)
Øresund Bridge (Øresund Fixed Link)
IntlHighways & bridges · 1995–2000 · Between Copenhagen, Denmark and Malmö, Sweden [INTERNATIONAL]
Orwell Bridge Refurbishment (Expansion Joint Replacement & Wind Resilience)
Highways & bridges · Ongoing (e.g., expansion joint replacement June-August 2025; wind resilience changes from 2021) · Ipswich, Suffolk, UK
Orwell Bridge Wind Monitoring & High Wind Protocol Review
Highways & bridges · 2018–2021 (study conducted 2018-2019, changes implemented 2021) · Ipswich, Suffolk, UK
Pontcysyllte Aqueduct Restoration
Highways & bridges (Aqueducts) · 2003–2004 (major refurbishment); ongoing maintenance · Wrexham, Wales, UK
Pontypridd Bridge Refurbishment (Old Bridge)
Highways & bridges · Ongoing (major repair scheme concluded Summer 2024; earlier £1m refurbishment 2015) · Pontypridd, Wales, UK
Queensferry Crossing
Highways & bridges · 2011–2017 · Edinburgh, Scotland, United Kingdom
Redheugh Bridge Refurbishment
Highways & bridges · Ongoing (repairs identified in 2025, principal inspection August 2025) · Newcastle upon Tyne and Gateshead, UK
Rion-Antirion Bridge
IntlHighways & bridges · 1998–2004 · Gulf of Corinth, Greece [INTERNATIONAL]
Second Severn Crossing (Prince of Wales Bridge) Refurbishment
Highways & bridges · Ongoing (resurfacing started 2022, expected to continue into summer 2025) · Between South Gloucestershire, England and Monmouthshire, Wales, UK
Severn Bridge (M48) Refurbishment
Highways & bridges · Ongoing (main cable inspection 2016; weight restriction from May 2025) · South West England, UK
Silvertown Tunnel
Highways & bridges · 2020–2025 (opened April 2025) · East London (connecting Greenwich Peninsula and Silvertown), UK
Skye Bridge
Highways & bridges · 1992–1995 · Isle of Skye to mainland, Scotland, UK
Tay Road Bridge Refurbishment (various projects)
Highways & bridges · Ongoing (various projects, e.g., 2023-2024 carriageway maintenance, control tower refurbishment) · Dundee, Scotland, UK
Tower Bridge Bascule Re-decking and Mechanism Refurbishment
Highways & bridges · Ongoing (e.g., re-decking project, hydraulic system refurbishment) · London, UK
Tyne Bridge Restoration Programme
Highways & bridges · 2023–2028 (estimated completion) · Newcastle upon Tyne and Gateshead, UK
Wearmouth Bridge Path and Cycleway Re-surfacing
Highways & bridges · 2025–2026 · Sunderland, UK