European Side 3rd Phase Wastewater Tunnel Construction

Tunnel excavation using TBM with Ø2900 mm segment outer diameter,Installation of Ø2500 mm segment inner diameter and a secondary Ø2200 mm lining,Construction of a 4,232.37-meter-long marine wastewater tunnel,Installation of three shafts, each with a 9-meter diameter Construction of one shaft with a 12.10-meter inner diameter, along with one pumping station and a pumping station building, Installation of three pumps with a flow rate of 1,000 liters/second each, Construction of a 678.48-meter-long collector pipeline using pipe jacking technique with Ø2200 mm diameter,Completion of seven pipe jacking structures