Projects · Transport

River Thames east of Gravesend (Kent) and Tilbury (Essex)·In developmentTransport

Lower Thames Crossing

  • StageTunnels delivery partner appointed (Bouygues Travaux Publics and Murphy joint venture); tunnelling machine selected; construction to begin in 2026
  • Next milestoneConstruction start; opening early 2030s
  • Last checked1 November 2026
Source: National Highways →

What has changed on this project, and when

  • Next milestone: Construction start; opening early 2030s2 November 2026 · previously: Tunnel-boring machine build and delivery ahead of the autumn 2028 tunnel drive; opening early-to-mid 2030s
  • Stage: Tunnels delivery partner appointed (Bouygues Travaux Publics and Murphy joint venture); tunnelling machine selected; construction to begin in 20262 November 2026 · previously: Spared in the July 2026 spending cuts; enabling works under way; tunnel-boring machine contractor appointed July 2026; tunnelling from autumn 2028
  • Status: In development2 November 2026 · previously: At tender
  • Value: Not disclosed2 November 2026 · previously: c.£9bn–£10bn reported estimate (DfT funding decision, Jun 2025)
  • Next milestone: Tunnel-boring machine build and delivery ahead of the autumn 2028 tunnel drive; opening early-to-mid 2030s16 October 2026 · previously: Main construction start 2026; TBM contract award following Dec 2025 tender; opening early 2030s
  • Stage: Spared in the July 2026 spending cuts; enabling works under way; tunnel-boring machine contractor appointed July 2026; tunnelling from autumn 202816 October 2026 · previously: Explicitly spared in July 2026 cuts; enabling works underway, TBM order placed 15 Jul 2026, main construction from 2028

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