GETINSA - Supervision of the feasibility study of Agua Negra Tunnel, a twin-tube tunnel between Argentina and Chile, 14 km long.

It is a twin-tube road tunnel (with two one-way lanes per tube). It has a length of 14 km and connects Chile with Argentina. The terrain altitude is 4,000 m high. The main features of the tunnel are:

  • Transverse and longitudinal ventilation (with jet fans). Pressurized cross-passages
  • High-voltage electrical substations at the tunnel portals
  • Medium-voltage inside substations
  • CCTV and DAI systems.
  • Variable message boards
  • Fire detection and extinguishing systems (water and gas)
  • IP Telephony, SOS posts and intercom
  • Radio system
  • PLC and SCADA control systems
  • Gigabit Ethernet communications system (ring network)
  • Poisonous gas detection
  • Control centers at the tunnel portals, technical facilities, etc.

Client

Dirección Provincial de Vialidad del Gobierno de San Juan (Regional Directorate for Roads of San Juan Provincial Government)

Project Dates

2011 – 2012

Project Figures

Contract Value:
700,000 USD