Firuzkoy Wastewater Tunnel

Client : Istanbul Metropolitian Municipality

Location : Istanbul / TURKEY

  • Tunnel construction with TBM (Tunnel Boring Machine) having Ø2600mm 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 3.770 meters,
  • 5 tunnel shaft construction,
  • Branch tunnel construction of Ø1800/1200 mm internal diameter and 300 meter long
  • Construction of wastewater collectors of Ø3600 mm diameter and 1160 meter long.

Start Date : 01.12.2008

Finish Date : 15.12.2011