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Ghalajeh tunnel

Ghalajeh tunnel or Arba'een tunnel is a tunnel half of which is located in Eyvan County in Ilam province and the other half in Gwawar District of Gilan-e Gharb County in Kermanshah province of Iran. It connects Ilam Province northward to Kermanshah Province. Inaugurated in 2017 with a length of 2.500 meters, it was the third-longest tunnel in Iran. By eliminating Ghalajeh Mountain Pass, the tunnel has made the route 15 km shorter. It is part of road 17 (Iran).

Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

Other tunnels in Iran