Employer : Metro İstanbul A.Ş. (İstanbul Metropolitan Municipality)
Project Name : Optimization of TVF (Tunnel Ventilation Fan) Shafts
The first job awarded from Metro İstanbul Co. Inc. (The railway company of İstanbul Metropolitan Municipality) : Tunnel Ventilation Shaft revision has done in order to increase the efficiency of Tunnel Ventilation Fans. After receiving optimal values, the decision of same job for other stations’ shafts had taken by Metro İstanbul.