Zigana Tunnel () is a road

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 ...

in the Black Sea Region of Turkey. Located on the provincial border of

Gümüşhane Gümüşhane () is a city in the Black Sea Region of Turkey. It is the seat of Gümüşhane Province and Gümüşhane District.Trabzon Trabzon, historically known as Trebizond, is a city on the Black Sea coast of northeastern Turkey and the capital of Trabzon Province. The city was founded in 756 BC as "Trapezous" by colonists from Miletus. It was added into the Achaemenid E ...

, the tunnel carries routes between Torul, Gümüşhane in the south and Maçka, Trabzon in the north. Situated near Mount Zigana in the

Pontic Mountains The Pontic Mountains or Pontic Alps (, meaning 'North Anatolian Mountains'), form a mountain range in northern Anatolia, Turkey. They are also known as the "Parhar Mountains" in the local Turkish and Pontic Greek languages. The term ''Parhar'' ...

, the new twin tube tunnel is country's longest tunnel with a length of . It is built to bypass the

Zigana Pass The Zigana Pass () is a mountain pass situated on the Pontic Mountains in Gümüşhane Province close to its border with Trabzon Province in northeastern Turkey. The pass, at above sea level, is on the route at a distance of from Gümüşhane ...

and the current

Zigana Tunnel Zigana may refer to : * Zigana Pass (), a mountain pass in the Pontic Mountains og northeastern Anatolia, Turkey ** Zigana Tunnel (1988), through the pass ** Zigana Tunnel (2023), through the pass ** 2009 Zigana avalanche * Curiate Italian for ...

. It shorten the route by about and reduce the travel time by twenty minutes.

References

Road tunnels in Turkey Transport in Gümüşhane Province Transport in Trabzon Province Tunnels completed in 2023 {{Turkey-transport-stub