Rehabilitation and Maintenance of Drains and Sewers / Prof. Dr.-Ing. D. Stein, Dipl.-Ing. R. Stein (2004)

Flushing Process

The oldest sewer cleaning processes, which are still partly used today under special circumstances in the sections of the sewer suitable for their use, belong to the group of flushing processes [Frühl10] [Gürsc21] whereby they are divided into:

Both methods can only be used for the removal of loose, non-hardened deposits. They assume a free flow of sewage and a high flow velocity of the sewage.

Rehabilitation and Maintenance of Drains and Sewers / Prof. Dr.-Ing. D. Stein, Dipl.-Ing. R. Stein (2004)