Learning unit summary:
The site documentation describes the rehabilitation of a brick ovid-shaped sewer DN 1000/1500 using an in-situ cured synthetic felt liner (SF liner) also ca. It presents the complete construction process, from preparatory measures, shoring and flow diversion to the installation of the preliner, inversion and hot water curing.
In addition, the equipment used, support structures within manholes, and quality assurance measures such as temperature monitoring and sampling are described in detail. Finally, the documentation covers the reopening works, trimming of the liner, and the CCTV inspection carried out to verify the rehabilitation result.