Infodoc : Sciences, Techniques et Culture

1 Introduction to sludge management
2 Sludge characteristics and production
2.1 Sludge production in wastewater treatment systems
2.2 Sludge characteristics at each treatment stage
2.3 Fundamental relationships in sludge
2.4 Calculation of the sludge production
2.5 Mass balance in sludge treatment
3 Main contaminants in sludge
3.1 Introduction
3.2 Metals
3.3 Trace organics
3.4 Pathogenic organisms
4 Sludge s[...]

1 Introduction to sludge management
2 Sludge characteristics and production
2.1 Sludge production in wastewater treatment systems
2.2 Sludge characteristics at each treatment stage
2.3 Fundamental relationships in sludge
2.4 Calculation of the sludge production
2.5 Mass balance in sludge treatment
3 Main contaminants in sludge
3.1 Introduction
3.2 Metals
3.3 Trace organics
3.4 Pathogenic organisms
4 Sludge stabilisation
4.1 Introduction
4.2 Anaerobie digestion
4.3 Aerobic digestion
5 Sludge thickening and dewatering
5.1 Thickening and dewatering of primary and biological sludges
5.2 Sludge thickening
5.3 Sludge conditioning
5.4 Overview on the performance of the dewatering processes
5.5 Sludge drying beds
5.6 Centrifuges
5.7 Filter press
5.8 Belt presses
5.9 Thermal drying
6 Pathogen removal from sludge
6.1 Introduction
6.2 General principles
6.3 Mechanisms to reduce pathogens
6.4 Processes to reduce pathogens
6.5 Operation and control
7 Assessment of sludge treatment and disposaI alternatives
7.1 Introduction
7.2 Sustainable point of view
7.3 Trends in sludge management in some countries
7.4 Aspects to be considered prior to the assessment of alternatives
7.5 Criterion for selecting sludge treatment and final disposaI alternatives
7.6 Sludge management at the treatment plant
8 Land application of sewage sludge
8.1 Introduction
8.2 Beneficial use
8.3 Requirements and associated risks
8.4 Handling and management
8.5 Storage, transportation and application of biosolids
8.6 Operational aspects of biosolid land application
8.7 Landfarming
9 Sludge transformation and disposal methods
9.1 Introduction
9.2 Thermal drying
9.3 Wet air oxidation
9.4 Incineration
9.5 Landfill disposaI
10 Environmental impact assessment and monitoring of final sludge disposal
10.1 Introduction
10.2 Potentially negative environmental impacts
10.3 Monitoring indicators and parameters
10.4 Monitoring plan
References