Alborz Tunnel, Tehran- Shomal Freeway
Implementation of construction operations of Alborz Tunnel in the Tehran-Chalous freeway
In Progress
Alborz Tunnel
Geography Location

The project involves construction of 2 main tunnels and a service tunnel. The service tunnel was excavated by TBM.

Alborz main tunnels are the longest road tunnels in Iran with a length of 6400m and cross section of 11.92m. By executing these tunnels the mountainous 12km road is reduced to a 6km rout.



  • No.19, General Mechanic Building , South Golestan St. Iranzamin St. Shahrak -e- Gharb  , Tehran , Iran
  • Postal code:    1465865163
  • Phone:           02188088360
  • Fax:          02188094593
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