This CEN report gives guidance for dealing with the production and control of sludge in relation to inputs and treatment and give a strategic evaluation of recovery and disposal options for sludge according to its properties and the availability of outlets.
This report is applicable for following sludges :
-- storm water handling ;
-- night soil ;
-- urban wastewater collecting systems ;
-- urban wastewater treatment plants ;
-- treating industrial wastewater similar to urban wastewater (as defined in Directive 91/271/EC) ;
but excluding hazardous sludges from industry.
Annex A gives information on sludges from water supply.