Zigana Tunnel ( tr, Zigana Tüneli) is a road tunnel 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, 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 new twin tube tunnel is country's longest tunnel with a length of . It is 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 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