Mistakes in the design and execution of works in the technical rehabilitation of sewer lines

The presentation will outline the main design and execution errors encountered in the technical rehabilitation of sewer lines. These will be presented as a whole and in relation to the most commonly used techniques in Poland. The presentation is connected with the guidelines for planning investments in the area of trenchless rehabilitation of sewage and water supply networks, which are being prepared by the Polish Association of Trenchless Technologies (PSTB).
Authors: Kolonko Andrzej, Motylski Marcin, Przybyła Bogdan