Line 4 project progress Line 4-Section A-Alsos Veikou-Goudi-Project Progress-March 2023-Photos 14/04/2023 / Akadimia Station Galatsi Station Zografou Station Katechaki TBM Shaft Katechaki TBM Shaft Katechaki TBM Shaft Katechaki TBM Shaft GNA Shaft EYDAP Shaft Veikou TBM Shaft Katechaki TBM Shaft