• Komninou Shaft: The works for the permanent lining of the shaft walls have been completed and the construction of a staircase is in progress.
• AGHIA VARVARA Station: The works for the placement of ventilation trays and brackets are in progress.
• M. Alexandrou shaft: The construction of the staircase has been completed.
• KORYDALLOS Station: The excavation and temporary retaining works at the Station’s access 1 are in progress.
Pissidias shaft: Completed are the temporary drainage of the shaft, the excavation and temporary retaining of NATM ventilation tunnel and the dismantling of precast segment rings of TBM tunnel. In progress are works for the removal of earth from the ventilation tunnel invert.
• NIKEA Station: The works for the installation of granite flooring, at level -2 (ticketing level) are in progress.
NIKEA Station NATM ventilation tunnel: Completed are the works for the construction of the permanent lining from KP 5+255.80 to KP 5+223.99. In progress are the concrete repair works at the permanent lining of the Station’s ventilation tunnel from K.P. 5+255.80 to K.P. 5+223.99.
Tzavella shaft: The works for the construction of the perimeter cap beam have been completed and in progress are the excavation and temporary retaining works.
• MANIATIKA Station: Completed are the works for the permanent lining of the E/M slab (level -3). In progress are the works for the permanent lining of side walls from E/M slab level (-3) to ticketing slab level (-2).
North ventilation shaft (Dimitrakopoulou street): competed is the excavation and temporary retaining of level 7 of the shaft, while the excavation and temporary retaining works at level 8 of the shaft are progress.
• PIRAEUS Station: The installation and prestressing of the temporary retaining struts at level 3 are in progress.
• DIMOTIKO THEATRO Station: In progress is the installation of scaffoldings and the reinforcement of the E/M floor slab.
Korai square access gallery: The concreting of the permanent lining of the vault is in progress.
Bakogianni square access gallery: The concreting of the permanent lining of the vault has been completed.
TBM double track tunnel: the dismantling of the TBM and the removal of worksite installations have been completed.
Deligianni Shaft: The configuration of the worksite area – removal of worksite installations for the dismantling of the TBM is in progress.
Panepistimio shaft ventilation tunnel: Excavation and temporary retaining PHASE A’ (TOP) 32/32m and PHASE B’ (INVERT) 24/32m. in progress
The excavation of all tunnels has been completed by 100%.