Sludge recovery, recycling, treatment and disposal — Guidance on thermal treatment of sludge
Thermal conditioning is excluded.
This document applies to sludges specifically derived from:
— storm water handling;
— night soil;
— urban wastewater collecting systems;
— urban wastewater treatment plants;
— treating industrial wastewater similar to urban wastewater.
It includes all sludge that may have similar environmental and/or health impacts but excludes hazardous sludge from industry and dredged sludge.