Navaltoday iconNavaltodaySep 29, 2026 ~2 min source read

UK to build three floating docks at HM Naval Base Clyde under Programme Euston

The government will run a UK-only competition to procure three floating docks for submarine maintenance at Faslane, aiming to keep work in British shipyards and support shipbuilding jobs and capabilities.

UK plans three new floating docks for Royal Navy submarines

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Programme Euston will deliver three floating docks at HM Naval Base Clyde to support inspections, upgrades and repairs of Royal Navy nuclear submarines.

The procurement will be restricted to UK firms to protect national security and sustain sovereign industrial capability.

Navantia UK has said it will bid, citing recent modernisation and a £157 million investment across its Methil and Belfast operations.

What the government announced

Navy's submarine service at HM Naval Base Clyde (Faslane). The programme is known as Programme Euston and will be run as a UK-only competition. The docks are intended to support maintenance work on current and future nuclear submarine classes.

Why the docks matter

Floating docks enable critical inspections, repairs and upgrades without the need for full fixed-dry-dock infrastructure. For a nuclear submarine fleet, access to such capability is a practical requirement to keep boats available and mission-ready. The government described the docks as important to national security and to maintaining the country's sovereign maritime industrial base.

Industrial and political framing

Defence Secretary Wes Streeting said Programme Euston will modernize HM Naval Base Clyde while supporting British shipyards, workers and engineering capabilities. The procurement's UK-only constraint is explicitly framed as a way to preserve sovereign industrial capability and protect sensitive defence work.

Programme context and related projects

The floating docks are one of two maritime projects announced by the government on September 28. The other is a new marine research vessel expected to enter service in the early 2030s to replace the existing research ship. The Defence Investment Plan published earlier in the year had already indicated plans for three docks and supporting infrastructure as part of sustained investment in defence facilities.

Immediate implications

  • Contracting: The UK-only procurement narrows the competitive field to domestic firms and shipyards, increasing the likelihood that work and subcontracting will be distributed through the UK supply chain.
  • Shipyard readiness: Companies such as Navantia UK point to recent capital investment and modernisation at Methil and Belfast as evidence of readiness to bid and deliver.
  • Base upgrade: HM Naval Base Clyde will receive new floating-dock capability that changes how routine submarine maintenance and certain upgrades can be scheduled and executed.

What remains unspecified in the announcement

The government has not published a contract value, delivery schedule, or technical specifications for the docks in the public announcement covered here. Details such as how the docks will be staffed, where certain fit-out work will occur, and the procurement timeline are not included in the initial statement.

Bottom line

Programme Euston is a targeted, UK-only procurement to provide three floating docks at Faslane for the Royal Navy's nuclear submarines. The move is presented as a combination of operational necessity for submarine maintenance and industrial policy to keep defence shipbuilding and related skilled jobs in the UK. Navantia UK has publicly stated its intention to compete, pointing to recent investment in its UK yards.

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