Competitive dialogue, deadline 31/10/2022, for the design, construction, financing, operation and maintenance of the Project, including the Derian Dam (Papadianon site) on the Derian tributary of the Tavronitis River and the accompanying technical works;  the Sembroniotis Dam on the Homonymous tributary of the Tavronitis River and the accompanying technical works;  the connecting tunnel of the two created reservoirs, for the transfer of water from the reservoir of Fr. Sembroniotis to the depositor of Fr. Derianou, and ancillary works. For tender documents click here www.promitheus.gov.gr . Value of the contract is EUR215.40 million, excluding VAT. Duration of the contract will be 360 months. Contact Ministry of infrastructure and transport/G.G.G./ G.D.Y.LI.K.Y./DAEE Division of Flood Prevention and Land Improvement Projects (D19), Athens, tel +30 2106424397, email daee@ggde.gr.  Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=480681-2022. 36/22.