Invitation for expression of interest to act as a technical expert and consultant (“expert” or “consultant”) to the Hellenic Republic Asset Development Fund (“HRADF”) for the execution of a survey and the analysis of results regarding pavement deflection at traffic speed of the Egnatia Motorway and three vertical axes (i) Siatista – Ieropigi/Kristallopigi, (ii) Thessaloniki – Serres – Promachonas and (iii) Thessaloniki – Evzoni.