This diploma thesis deals with the assessment of the technical condition of the raw water supply Dnipro-Mykolaiv for water treatment plant Inhulets in Ukraine and the reconstruction proposal of the section of this supply. Specifically, it is a 300 m long section of the steel pipeline DN 1 400 of the first row of the sypply near the Myrné village in Bilozerka Raion (district), Kherson Oblast (province), Ukraine, which is in a state of disrepair. As part of this work is an an evaluation of the current technical condition of the pipeslines of the first and second rows of the suplly. Subsequently, the design of the reconstruction of the section is then carried out using selected remediation technology.