The project includes the design of retrofitting works and related repair and renovation works of 58 bridges and viaducts comprising
Bandırma Bursa Ayazma Osmanelı; Ayazma Inonu Hıgh Speed Raılway
Survey, feasibility, preliminary and detailed design, and engineering services of 150 km double-track highspeed railway line with 250 km/h operation speed. Minimum curvature radius is 3,500 m, and maximum vertical slope is 1.6%. The project includes 3 stations, 156 culverts, 86 underpasses, 8 overpasses, 36 bridges and viaducts with a total length of 8.810 km, 19 cut & cover tunnels with the total length of 3.737 km, 20 bored tunnels with the total length of 23.910 km, electrification, signalization, and telecommunication systems.