The project includes the following: A) Flood protection of the Argos Orestikon of the Municipality of Orestis with a) the replacement of the main rainwater drainage pipeline of Argos Orestiko and b) the construction of a new main rainwater pipeline and the secondary pipeline that contributes to it, for the collection of water flows from the external water basins east of the city of Argos Orestikon. B) Connection of Giagopoulou Street with Plekaditi Street with the widening of common space (at OT 7) for the passage of the rectangular sewer including the acquisition of 45 M2 land and the demolition of an existing two-storey building. C) Variation of network M.T. & C.T. in the city of Argos Orestikon by HEDNO D) Construction of circular pipes from 120 series cement tubes, internal diameters F400 and Φ600 drainage of rainwater with a total length of 1020 m and the construction of visit wells and wells of hydrocollection (for the collection of water flows from its inland areas)