– TBM access shaft: The works for the backfilling of the shaft are in progress.
- AGHIA VARVARA Station: The works for the installation of manholes have been completed, while the construction and installation of a water fountain and of the remaining architectural finishes are in progress.
– Megalou Alexandrou Shaft: The works for the installation of the staircase balustrades have been completed, while painting works are in progress.
- KORYDALLOS Station: The lining of walls and supports is in progress.
- NIKEA station: Mounting of false ceiling panes at platform level, installation of steel panels on the platform walls, painting of shaft walls and terminations at the station street level, installation of balustrades and handrails at the emergency exit staircases are in progress.
- NIKEA Station NATM Ventilation Gallery: Painting works have been completed.
- Tzavela Shaft: The works for the excavation and temporary retaining of the shaft have been completed, while in progress is the excavation and temporary retaining of the connecting gallery.
- Main tunnel of MANIATIKA Station (NATM): The works for the permanent lining of the deepened area have been completed.
- Underground NATM sections of MANIATIKA Station: The works for the permanent lining of the NE access tunnel have been completed.
- South Ventilation Shaft of MANIATIKA Station (Koumoundourou Street): The permanent lining of the walls of the connecting gallery has been completed, while in progress are the works for the permanent lining of the connecting gallery vault.
- PIRAEUS station: The excavation of the 5th level has been completed. The operation of the conveyor belt is in progress. The temporary disposal of the excavation spoil at the south side of the station and then its transportation away from the worksite and the works for the repair of leaks in the diaphragm walls are also in progress.
- Roloi Shaft: The construction of foundation and the permanent lining of perimeter walls have been completed (interior walls and staircases and the termination at street level are pending).
- NATM Access Tunnel: The excavation and temporary retaining are in progress (phase A 2/6m, phase B 0/6m).
- DIMOTIKO THEATRO Station. Main Station: at Aghiou Konstantinou Square, the excavation works for the East Excavation Shaft are in progress.
- Station Underground Section: Cleaning works and jet grouting works are in progress.
Staircase galleries, Entrance on Korai Square: Concreting of the permanent lining is in progress (the relevant works at the ceiling and the parapet walls have been completed).
- Dimotiko Theatro Ventilation Shaft: Concreting works at the perimeter walls are in progress.
- Rallios Shaft Ventilation Gallery: The concreting works of walls are in progress.
Triple track NATM tunnel to Dimotiko Theatro: The construction of a headwall at the junction with TBM tunnel is in progress.