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Under the Ma-20: Vision with a Catch — How Realistic Is Palma's Green Ring?

What a Ma-20 Tunnel Would Mean for Traffic in Palma

A tunnel could quiet the Ma-20, but traffic congestion would remain unless Palma also strengthens alternatives to driving.

Published: April 22, 2026
Under the Ma-20: Vision with a Catch — How Realistic Is Palma's Green Ring?

Answer

Would tunneling the Ma-20 in Mallorca reduce traffic congestion?

Not by itself. Putting traffic underground would reduce noise and surface-level barriers, but the same number of vehicles would still use the road unless Palma also improves public transport and traffic management.

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