Construction of sewerage network and collectors in order to carry the waste water to the treatment plant in Istanbul.

In the construction;

• L = 5.040 m Ø 300 mm concrete pipe,
  
• L = 1.920 m Ø 400 mm concrete pipe,
  
• L = 5.550 m Ø 500 mm concrete pipe,
  
• L = 6.250 m Ø 600 mm concrete pipe,
  
• L = 2.140 m Ø 700 mm reinforced concrete pipe,
  
• L = 1.980 m Ø 800 mm reinforced concrete pipe,
  
• L = 3.110 m Ø 900 mm reinforced concrete pipe,
  
• L = 430 m Ø 1000 mm reinforced concrete pipe,
  
• L = 160 m Ø 1400 mm reinforced concrete pipe,
  
• L = 4.005 m Ø 1600 mm reinforced concrete pipe has been laid.

During this construction 540.000 m³ of earth was excavated.

The facility became operational in 2000 with a cost of 11.935.208 $.