Costain and Mott MacDonald (CosMott)

Engineering joint venture

Appears in 1 story · Last updated Nov 9, 2026

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Babcock awards KierBAM £600m contract to rebuild Devonport's 10 Dock

Built World

Delivery partner to Babcock on the 10 Dock redevelopment

Ten Dock at Devonport is one of the few places in Britain where a Royal Navy submarine can undergo deep maintenance. On 2 November 2026 Babcock awarded KierBAM, a joint venture of Kier and BAM Nuttall, a contract worth about £600m to rebuild it.

Updated 2 days ago