Employer / Administration
İstanbul Water and Sewerage Administration İSKİ General Directorate
European Side 1. Section Wastewater Tunnel Construction
Wastewater tunnel, shaft construction
11.723 m wastewater tunnel having a ⌀2000 mm diameter, 2 branch tunnels with ⌀1800/1200 mm diameter having a total length of 680 m, 19 tunnel shafts, 2 branch shafts were constructed in the scope of the project.