1. Principal Engineer Bridges, Egnatia Odos AE, 6th km Harilaou-Thermi Rd., P.O. Box 30, 57001 Thermi-Thessaloniki, Greece.
2. Project Supervisor, Egnatia Odos AE, 6th km Harilaou-Thermi Rd., P.O. Box 30, 57001 Thermi-Thessaloniki, Greece.
3. Consultant, Via Ravá 15, 1-43100 Parma, Italy.
4. Project Engineer, Egnatia Odos AE, 6th km Harilaou-Thermi Rd., P.O. Box 30, 57001 Thermi-Thessaloniki, Greece.