description Učka Tunnel Overview
The Učka Tunnel is a road tunnel on the A8 motorway in Croatia, passing through the Učka mountain range. It opened in 1981 and connects the Istrian peninsula with the Kvarner Gulf region. The tunnel significantly reduces travel time compared to the earlier winding mountain road and is important for regional transport.
help Učka Tunnel FAQ
Where is the Učka Tunnel and which road uses it?
The Učka Tunnel carries the A8 motorway through Croatia's Učka mountain range. It links the Istrian Peninsula with the Kvarner Gulf and the Rijeka area. [HRT](https://glashrvatske.hrt.hr/en/domestic/the-second-tube-of-the-ucka-tunnel-has-been-officially-opened-for-traffic-11754712)
When did the original Učka Tunnel open?
The first tube opened in 1981 after construction during the late 1970s. It is about 5.06 km long and was built to replace the slower mountain road over Učka. [UNECE](https://unece.org/DAM/trans/doc/2015/TEM/Croatia_iHEEP_June_15_16_Gdansk_Poland.pdf)
When did the second Učka Tunnel tube open?
The second tube officially opened on 13 September 2024. It is about 5.63 km long and was part of a roughly 200 million euro infrastructure project. [HRT](https://glashrvatske.hrt.hr/en/domestic/the-second-tube-of-the-ucka-tunnel-has-been-officially-opened-for-traffic-11754712)
Why was a second Učka Tunnel tube needed?
The original tube had one lane in each direction and became a serious bottleneck during Croatia's summer tourism season. Separate tubes allow traffic to run in both directions with more modern motorway capacity and safety arrangements. [HRT](https://glashrvatske.hrt.hr/en/domestic/the-second-tube-of-the-ucka-tunnel-has-been-officially-opened-for-traffic-11754712)
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