This project is part of ERGOSE's railway-network renovation plan for the railway section between Korinthos and Patras. The current contracting activities include the following:

• tunnel construction works for a double railway line by underground drilling of 3,252 m.
• τconstruction of three evacuation tunnels, per 1,000 m of the main tunnel, and the relating access routes.
• τentry and exit points construction using the cut-and-cover method.
• τpile retaining wall construction and other technical works.