Spain to Fund Technical Studies for Morocco Tunnel

Spain to Fund Technical Studies for Morocco Tunnel

International Railway Journal
International Railway JournalMar 17, 2026

Why It Matters

The tunnel would link European and African high‑speed rail networks, reshaping freight and passenger flows across the Mediterranean, while the delayed timeline pushes strategic planning for trans‑continental connectivity.

Key Takeaways

  • Spain allocates €1.73 million for tunnel feasibility studies.
  • Herrenknecht confirms 65 km tunnel technically viable.
  • Completion unlikely before 2035 due to geological challenges.
  • Ineco to deliver pre‑project plan by summer 2024.
  • New Spanish high‑speed line required for tunnel connection.

Pulse Analysis

The prospect of a fixed link beneath the Strait of Gibraltar has moved from concept to concrete planning as Spain’s Ministry of Transport and Sustainable Mobility earmarked €1.73 million for detailed technical studies. Managed by the state‑owned Secegsa, the funding will support seismic profiling, geotechnical modeling and the design of exploratory shafts that could eventually host a rail tunnel connecting Europe’s high‑speed network with Morocco’s emerging system. By bridging the narrowest point between the two continents, the project promises to shorten freight routes, stimulate tourism, and create a new corridor for passenger services.

German tunnel‑boring specialist Herrenknecht recently completed a feasibility assessment that validated the engineering possibility of a 65‑kilometre tunnel, but it also highlighted formidable geological obstacles. The seabed is riddled with flysch formations, alternating shale and sandstone layers, and exhibits depth‑related instability that demands custom‑engineered TBMs and extensive pre‑construction exploratory tunnels. These conditions push the realistic completion window to 2035‑2040, well beyond the 2030 FIFA World Cup that Spain, Portugal and Morocco will co‑host. The extended timeline reflects the need for rigorous seismic studies and adaptive construction techniques.

State‑owned consultancy Ineco is slated to deliver an initial pre‑project plan this summer, paving the way for a tender on an exploratory shaft by next year. The €1.73 million seed investment signals confidence from Spanish authorities, yet the financial scale of the full tunnel—potentially exceeding several billion euros—will require a multinational funding consortium and possibly EU infrastructure grants. If realized, the Gibraltar Strait tunnel could become the linchpin of a trans‑Mediterranean high‑speed rail corridor, reshaping logistics, fostering economic integration, and positioning Spain as a gateway between Europe and Africa.

Spain to fund technical studies for Morocco tunnel

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