• AGHIA VARVARA Station – Doors painting works and waterproofing works are in progress.
• KORYDALLOS Station – Access 2 excavation works are in progress.
Pissidias shaft: Excavation works and works for the installation of the temporary retaining system, foundation improvement and temporary retaining works have been completed. Excavation works and works for the temporary retaining of NATM ventilation tunnel are in progress.
• NIKEA Station – NATM ventilation tunnel: Final floor level (reverse arch) waterproofing works are in progress.
Tzavela shaft: the works for the construction of the building crane foundation base are in progress.
• MANIATIKA Station – South shaft (Koumoundourou street): The works for the excavation and temporary retaining of the open trench have been completed, while the works for the excavation and temporary retaining of the NATM tunnel are in progress.
• MANIATIKA Station – North shaft (Dimitrakopoulou street): The installation of the building crane has been completed; works for the excavation – temporary retaining of the shaft at level -4 are in progress.
• PIRAEUS Station: Jet grouting at the joints of the diaphragm walls has been implemented. In progress are excavation works at the main Station (works at level -2 have been completed), as well as works for the installation and prestressing of struts for the temporary retaining of at levels 1 and 2.
• DIMOTIKO THEATRO Station: in progress are the works for the construction of main entrance and shafts terminations (street level) and secondary concreting works at the E/M level (level -1).
South Staircase: Concreting works of the vault permanent lining are in progress.
Korai square access gallery: in progress are the works for the installation of reinforcement at the walls and vault of the permanent lining
Bakogianni square access gallery: Permanent lining concreting works in progress.
Deligianni shaft: The works for TBM disassembly are in progress.
Panepistimio shaft: The works for the excavation and temporary retaining of the shaft down to level -4.30 (9th excavation level) are in progress.
The excavation of all tunnels is 100% completed.