The object of the overall project is the construction of the section KoromiliaKrystallopigi, length 20.3 km of the Vertical Axis 45 “SiatisKrystallopigi” of the Egnatia Odos. The project includes the complete construction of the central artery with a cross-section of a four-piece motorway with an Emergency Strip (LEA) and a typical 22.25 m cross-section, the construction of two junctions (Krystallopii), the two-tier tunnels and an Emikombus (Larkos) construction, of a levelled circular hub (Crystalopigi), the two-tier tunnels and the construction of each site. Phase A includes the Natural and Economic Object that was executed up to 31.12.2015 with an eligible budget of EUR 82,228,959.83. All the work of this project shall include all the work and expenditure carried out from 01.01.2016 to the completion and release of the whole project.The physical object of Phase II includes: 1,0 km of the works from 9+ 415 to x. 873.