New Mount Zigana Tunnel ( tr, Yeni Zigana Dağı Tüneli) is a road tunnel under construction in the

Black Sea Region The Black Sea Region ( tr, Karadeniz Bölgesi) is a geographical region of Turkey. The largest city in the region is Samsun. Other big cities are Trabzon, Ordu, Tokat, Giresun, Rize, Amasya and Sinop. It is bordered by the Marmara Region to the ...

of Turkey. Located on the provincial border of Gümüşhane and

Trabzon Trabzon (; Ancient Greek: Tραπεζοῦς (''Trapezous''), Ophitic Pontic Greek: Τραπεζούντα (''Trapezounta''); Georgian: ტრაპიზონი (''Trapizoni'')), historically known as Trebizond in English, is a city on the Bl ...

, the tunnel will carry routes between Torul, Gümüşhane in the south and Maçka, Trabzon in the north. Situated near Mount Zigana in the Pontic Mountains, the new twin tube tunnel will be the country's longest tunnel with a length of . It is being built to bypass the

Zigana Pass The Zigana Pass ( tr, Zigana Geçidi) 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 ...

and the current

Zigana Tunnel The Zigana Tunnel ( tr, Zigana Tüneli) is a road tunnel constructed on the Maçka, Trabzon– Torul, Gümüşhane state highway southwest of the provincial border Trabzon–Gümüşhane, northeastern Turkey. It was opened to traffic in 1988. ...

. It will 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 Transport infrastructure under construction in Turkey {{Turkey-transport-stub