Employer / Administration
Istanbul Potable and Wastewater Administration (ISKI)
Gürpınar ve Çanta Wastewater Tunnel Construction
6.015 m. Ǿ 2000 mm. Tunnel and 6 No. Tunnel Shaft
6.015 m of Ø 2000 mm wastewater tunnel and 6 pieces of shaft construction were in the scope. 42.500 m3 tunnel excavation, 3.200 m3 shaft excavation and 9.300 m3 pre-cast concrete work were also performed.