Zigana Tunnel

The Zigana Tunnel (Turkish: Zigana Tüneli) is a road tunnel constructed on the Maçka, Trabzon–Torul, Gümüşhane state highway D.885 E 97 southwest of the provincial border Trabzon–Gümüşhane, northeastern Turkey. It was opened to traffic in 1988.

Zigana Tunnel
Zigana Tüneli
Overview
LocationMaçka–Torul, Gümüşhane Province, Turkey
Coordinates40°38′58″N 39°23′36″E
Zigana Tunnel
Location of Zigana Tunnel in Turkey
StatusOperational
Route D.885 E 97
Operation
Work begun1975
Opened1988
OperatorGeneral Directorate of Highways
Trafficautomotive
Technical
Length1,702 m (5,584 ft)
No. of lanes2 x 1
Highest elevation1,820 m (5,970 ft)
Lowest elevation1,795 m (5,889 ft)
Tunnel clearance8.50 m (27.9 ft)
Width11.20 m (36.7 ft)

Situated at Zigana Pass on the Pontic Mountains, the 1,702 m (5,584 ft)-long tunnel was excavated in two years. The breakthrough took place on 2 September 1977. It carries one lane of traffic in each direction in one tube, which has 8.50 m (27.9 ft) clearance and 11.20 m (36.7 ft) width.[1] The tunnel's elevation is at 1,820–1,795 m (5,971–5,889 ft) in the north-south direction.[2][3][4]

New Zigana Tunnel project

In September 2013, it was announced that a new tunnel is projected at Zigana Pass. It will be a 14,481 m (47,510 ft)-long twin-tube tunnel carrying two lanes of traffic in each direction between Güzelyayla, Maçka and Köstere, Torul at 1,253–1,211 m (4,111–3,973 ft) elevation.[2]

References
  1. Kaptan, Suavi (1977-09-02). "Zigana tüneli açıldı". Hürriyet (in Turkish). Geçmiş Gazete. Retrieved 2014-05-09.
  2. Ergin, Recep (2013-09-10). "İşte yeni Zigana Tüneli". Ihlas News Agency (in Turkish). Retrieved 2014-05-09.
  3. "Harşıt Vadisinde Tüneller". Ihlas News Agency (in Turkish). 2013-07-13. Retrieved 2014-05-10.
  4. "Tüneller şehri Gümüşhane". Yeni Şafak (in Turkish). 2003-09-21. Retrieved 2014-05-10.
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