Final engineer design for the main highway, that connects the Argos Orestiko interchange (of the vertical axe to Egnatia motorway, beetwen Siatista and Kristallopigi) with the Kastoria – Neapoli road. The study concerns the main road axis, two at grade interchanges, and all necessary complementary works (hydraulics, EM, ect). The designs undertaken for the completion of the project include: Final roadwork design; geotechnical evaluation/research;- Final design of E/M installations; Final sewerage-drainage design; Final design of signing and safety; Tender Documents