Business
Costain Awarded Contract for New M5 Junction
Costain Group PLC has secured a significant contract valued at approximately £100 million over five years to design and construct a new junction, 22A, on the M5 motorway. This project, awarded through the Regional Delivery Partnership framework, will provide crucial access to the Gravity Smart Campus and a £4 billion gigafactory being developed by Agratas, which is set to become Britain's largest electric vehicle battery manufacturing facility. Costain's role as delivery integration partner and main works contractor encompasses design, engineering, programme delivery, and supply chain management, underscoring its expertise in highways infrastructure and its contribution to national infrastructure development and regional economic growth. Disclaimer*
About this update from Costain Group Plc
[{"type":"text","content":"\n\n \nCostain Group PLC\n27 January 2026\n \nCostain awarded contract for new M5 gigafactory junction\n \n \n\nCostain Group PLC (\"Costain\") today announces that it has been awarded a contract to design and build a new junction on the M5 motorway, junction 22A.\n \nAwarded through the Regional Delivery Partnership framework, the contract is worth approximately £100m to Costain over a five-year period.\n \nJunction 22A is a new motorway junction being constructed in Somerset to provide access to the Gravity Smart Campus and £4bn gigafactory being developed by Agratas, which will be Britain's biggest electric vehicle battery manufacturing facility. Costain's role as the project's delivery integration partner and main works contractor will see it manage the design and construction of the new junction, providing a range of services, including design, engineering, programme delivery and supply chain management.\n \nAlex Vaughan, Chief Executive Officer of Costain, commented: \"This award is built on our long-established highways delivery expertise and trusted partner relationship with National Highways. We will work closely with our supply chain partners to design and deliver this new junction that will provide access to the new gigafactory and help to drive economic growth in this region of the UK.\n\"This investment, supporting the UK's growth ambitions, is another example of Costain's commitment to deliver critical national infrastructure programmes that improve people's lives.\"\nEnquiries\n \n \n\n\n\n\n\nInvestors and analysts\nMatt Jones, Costain\n\n\[email protected]\n+44 (0) 7860 922341\n\n\n\n\nFinancial media - Headland\n\n\[email protected]\n\n\n\n\nAndy Rivett-Carnac\nCharlie Twigg\n\n\n+44 (0) 7968 997 365\n+44 (0) 7946 494 568\n\n\n\n\n \nNotes to editors\n \n\nCostain improves people's lives by creating connected, sustainable infrastructure that enables people and the planet to thrive. Through the delivery of predictable, best-in-class solutions across the transport, water, energy and defence markets, we are creating a sustainable future and securing a more prosperous, resilient and decarbonised UK.\n\n","length":5300,"tagName":"div"}]