Progress of the excavations for the Athens Metro Line 4 and photos from two visits 10.2024 & 12.2025. TBM2 has almost reached the end of its path, TBM1 is almost halfway. Line 4 will serve 15 stations and will be 12,8 km long, with GoA4, 80 m long 4 car trains and PSDs. Planned 2029, expected 2031.
2 months ago