Zigana Tunnel (1988)
Road tunnel in northeastern Turkey
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.
D.885
E97| Zigana Tunnel Zigana Tüneli | |
|---|---|
| |
 Interactive map of Zigana Tunnel Zigana Tüneli | |
| Overview | |
| Location | Maçka–Torul, Gümüşhane Province, Turkey |
| Coordinates | 40°38′58″N 39°23′36″E
Zigana Tunnel Location of Zigana Tunnel in Turkey |
| Status | Operational |
| Route | D.885 E97 |
| Operation | |
| Work began | 1975 |
| Opened | 1988 |
| Operator | General Directorate of Highways |
| Traffic | automotive |
| Technical | |
| Length | 1,702 m (5,584 ft) |
| No. of lanes | 2 x 1 |
| Max elevation | 1,820 m (5,970 ft) |
| Min 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 with the same name 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]
