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M2 to Son Espases: Opportunity for Commuters — but Many Open Questions

Possible Construction Methods for Palma’s Metro Plan

Palma’s metro plans could use tunnel boring or cut-and-cover, with different impacts on the city.

Published: April 22, 2026
M2 to Son Espases: Opportunity for Commuters — but Many Open Questions

Answer

What kind of construction method is being considered for the Mallorca metro project?

Two main methods are being discussed: a tunnel boring machine or cut-and-cover construction. Tunneling would keep the surface more intact, while cut-and-cover would cause more disruption at street level through detours, dust, and noise.

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