All areas and sites where liquid manure, leachate or other liquids hazardous to water are removed or transferred must be equipped with a removal point in accordance with DWA-A 792 (TRwS 792). This must be such that the leaking water-polluting substances can run back into the respective container or a pre-pit.
All drainage system components must be designed in accordance with DWA-A 792 (TRwS 792). For piping, this means that all connections must be welded or bonded together in a non-detachable manner. This also refers to the connections to separation shafts, inlets, etc.Anschlüsse an Trennschächten, Zuläufen, etc.
Containers and collecting pits must also be procured and equipped in accordance with DWA-A 792 (TRwS 792).