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From Wikipedia, the free encyclopedia
The Zigana Tunnel (Turkish: Zigana Tüneli) is a road tunnel constructed on the Maçka, Trabzon–Torul, Gümüşhane state highway D.885
E97 southwest of the provincial border Trabzon–Gümüşhane, northeastern Turkey. It was opened to traffic in 1988.
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Overview | |
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Location | Maçka–Torul, Gümüşhane Province, Turkey |
Coordinates | 40°38′58″N 39°23′36″E |
Status | Operational |
Route | ![]() ![]() |
Operation | |
Work begun | 1975 |
Opened | 1988 |
Operator | General Directorate of Highways |
Traffic | automotive |
Technical | |
Length | 1,702 m (5,584 ft) |
No. of lanes | 2 x 1 |
Highest elevation | 1,820 m (5,970 ft) |
Lowest elevation | 1,795 m (5,889 ft) |
Tunnel clearance | 8.50 m (27.9 ft) |
Width | 11.20 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]
In September 2013, it was announced that a new tunnel is projected at Zigana Pass. The tunnel was opened in 2023. It is 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]
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