The project concerns the relocation of two existing Ø225 and Ø400 pipelines of the external water supply network serving the settlement of Kleitos and ZEP, Municipality of Kozani, outside the plots designated for the construction of the facilities of the University Campus of Western Macedonia in ZEP, Kozani. The project includes the construction of a new section of the external water supply network serving ZEP and the settlement of Neos Kleitos, comprising third-generation HDPE (high-density polyethylene) pipelines rated at 12.5 bar, with diameters of Ø400, Ø315 and Ø225. The pipelines, with a total length of 816.60 m and 1,002.00 m respectively, will be installed in a common trench. The project also includes the construction of two (2) isolation valve chambers at the locations specified in the design drawings.