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Trojane Tunnel

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description Trojane Tunnel Overview

Road tunnel on the A1 motorway through the Trojane hills in Slovenia, opened in 2004 at about 2.9 km, significantly improving transit on the Ljubljana–Celje route.

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What road does the Trojane Tunnel carry?

The Trojane Tunnel carries the A1 motorway through the Trojane hills in Slovenia. It forms part of the important route between Ljubljana and Celje.

When did the Trojane Tunnel open?

The tunnel opened in 2004. It improved motorway travel through a difficult hilly section of Slovenia.

How long is the Trojane Tunnel?

The Trojane Tunnel is about 2.9 kilometres long. Its length reflects the substantial mountain section crossed by the A1 motorway.

Why was the Trojane Tunnel built?

It was built to make the Ljubljana to Celje motorway route faster and more reliable through the Trojane hills. The tunnel replaced a more difficult surface alignment with a controlled motorway passage.

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