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    Jacobs wins National Highways M32/M5 viaduct work: design and asset-life notes for engineers

    July 17, 2026|

    Reviewed by Tom Sullivan

    Jacobs wins National Highways M32/M5 viaduct work: design and asset-life notes for engineers

    First reported on The Construction Index

    30 Second Briefing

    Jacobs has secured National Highways contracts to design asset renewal works on the M32 Eastville Viaduct (Stages 3–5 Detailed Design) and M5 Wynhol Viaduct (Stages 1–2 Preliminary Design) under the Technical Assurance and Asset Management Framework. The Eastville Viaduct scheme targets life extension and reduced unplanned closures on the key Bristol–M4/M5 commuter and freight link, while Wynhol Viaduct design will define sustainable interventions for the M5 north–south freight corridor. Jacobs has also been appointed to Lot 2 of the Project Management Services Framework, leading a multi-disciplinary team on at least 15 schemes over a five-year term.

    Technical Brief

    • Both viaduct schemes sit within National Highways’ Technical Assurance and Asset Management Framework for renewal and resilience.
    • Design deliverables will centre on structural renewal planning to minimise reactive maintenance interventions on elevated motorway assets.
    • Sustainability requirements at Wynhol are framed around “sustainable intervention options” for long-term corridor resilience, not short-term patch repairs.
    • Multi-disciplinary team leadership implies integration of structures, geotechnics, traffic management and environmental inputs under a single PM framework.

    Our Take

    Jacobs’ role on the National Highways Technical Assurance and Asset Management Framework sits alongside recent UK infrastructure work in our database such as the Whitesands Flood Protection Project and Yorkshire Water’s AI services framework, signalling that it is consolidating a niche in long-term asset performance and resilience rather than one-off builds.

    The five-year framework term for the M32 and M5 viaduct work aligns with other multi-year UK public-sector commissions in our coverage, which typically gives consultants like Jacobs scope to phase structural interventions and embed sustainability measures into successive design stages rather than relying on single major refurbishments.

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    Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.

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