Incinerator bottom ash
Incinerator bottom ash (IBA) is a form of ash produced in incineration facilities. This material is discharged from the moving grate of municipal solid waste incinerators. Once IBA is processed by removing contaminants, it can be used as an aggregate. Following processing, the material is termed IBA aggregate or processed IBA. The aggregate uses include:
Alternatively, if there are no local markets for the IBA the material is disposed of in a landfill.
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