- The first Tunnel Boring Machine (ΤΒΜ1) has constructed 1040m of tunnel, while the second one (ΤΒΜ2) has constructed 375m. of parallel tunnel.
- The construction of diaphragm walls at AGHIA SOFIA Station is at a completion stage (completed at a percentage of 82%), while diaphragm walls at PANEPISTIMIO Station commenced.
- PUO network works at FLEMING and ANALIPSI stations are in progress, while preparatory works for the construction of diaphragm walls at EFKLIDI Station commenced.
