Bogazkoy Wastewater Tunnels & Collectors

Client : Istanbul Metropolitian Municipality

Location : Istanbul / TURKEY

  • Tunnel construction with TBM (Tunnel Boring Machine) having Ø2000mm internal diameter,
  • Pre-cast segmental lining as 1st and reinforced concrete lining as 2nd layer,
  • Total length of tunnel between start and end points is 3.218 meters,
  • Shaft construction with external diameter 11 m. (2 ea),
  • Shaft construction with external diameter 9 m. (2 ea)

Start Date : 26.03.2006

Finish Date : 25.09.2008