What is this standard about?
This document specifies a method for determining the zone settling velocity (ZSV) and the Compression point.
This document is applicable to sludge and sludge suspensions from:
— storm water handling;
— urban wastewater collecting systems;
— urban wastewater treatment plants;
— plants treating industrial wastewater similar to urban wastewater (as defined in Directive 91/271/EEC);
— water supply treatment plants.
This method is also applicable to sludge and sludge suspensions of other origins.