Fehler in der Kanalsanierung

In Germany, according to the latest DWA survey from 2015, around one-fifth of all sewer systems show damage that needs to be repaired in the short to medium term. Over the past few decades, a variety of methods have been developed to restore the functionality of damaged sewer systems for many years or even decades. Depending on the rehabilitation concept and the specific conditions of the measures, a repair, renovation, or replacement may be appropriate. From these main categories of procedures, the suitable method must then be selected. In addition to proper planning and method selection, careful execution is also crucial for the success of a rehabilitation measure. Quality assurance plays an essential role in this process. The specialized book "Errors in Sewer Rehabilitation - Recognize and Correct," which is now being published in its third, significantly revised edition.