Fri, December 06, 2019
Tabriz 230 kV cable transmission tunnel
This is the EPC project including geotechnical studies, structural design and civil engineering services of project and implementation of tunnel, galleries and access tunnels as well as design and implementation of 230 KV high voltage circuits and procurement for the project with the exception of 230 kV cable and joints accessories.
Status : In Progress
Registration Date : 2016/05/17
Update Date : 2018/02/06
Azerbaijan Regional Electricity Company
Transmission of 230 KV high voltage cable
Geography Location
Tabriz, East Azerbaijan, Iran
Investment Type
  • Tunnel Length: about 4000 m
  • Cross-section: Horseshoe with dimensions of 310 cm
  • Average Overburden: 15 m
  • Excavation Method: NATM
  • Final Coating: Reinforced Concrete
  • Lateral Structures: Entrance and exit Shafts, Ventilation shafts, Connecting galleries, Gantry and lightning arrester structures, Cable bushing, cable tray & supports, 230 KV joints, Electrical and mechanical installations during operation, Telecommunication systems, Fire alarm systems, and other systems related to the maintenance.