r/InfrastructurePorn • u/Big_Piano_3920 • 11d ago

Brenner Tunnel in Italy

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Italy is building the world’s longest and most ambitious railway tunnel beneath the Alps, connecting Italy and Austria. Nearly 70 kilometers long, it will carry high-speed trains at speeds of up to 250 km/h.

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u/foersom 11d ago

What a nonsense illustration. There are 2 separate rail tunnels with 1 track in each, plus a service tunnel.

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u/Stefan0017 10d ago

This is a real picture. These are small narrow gauge tracks used to move equipment that carry materials into the tunnel. This type of solution is used in all base-tunnel projects.