The Klokova Tunnel () is a

tunnel A tunnel is an underground or undersea passageway. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed except for the two portals common at each end, though there may be access and ve ...

on the A5 motorway (Ionia Odos), western

Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...

. It is built in order for the new motorway to bypass the

Klokova Klokova (, also known as ''Paliovouna'' (Παλιοβούνα)) is a mountain in the southeast of Aetolia-Acarnania, in western Greece. In classical antiquity, the mountain was known as ''Taphiassus'' (Ταφιασσός). Its highest point is 1, ...

mountain, which, until recently, was traversed by the narrow

Greek National Road 5 National Road 5 (, abbreviated as EO5) is a single carriageway road in western Greece. It connects Antirrio, at the north end of the Rio-Antirrio bridge, with Ioannina in northwestern Greece, passing through Agrinio and Arta. The southern part, ...

. Works began in March 2015 and were completed with the opening of the tunnel on 12 April 2017.Ionia Odos: the section Klokova - Kefalovryso is opened on Holy Wednesday
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References

Aetolia-Acarnania Road tunnels in Greece Buildings and structures in Aetolia-Acarnania {{tunnel-stub