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BS ISO 24511:2024 – TC

$280.87

Tracked Changes. Activities relating to drinking water and wastewater services. Guidelines for the management of wastewater utilities and for the assessment of wastewater services

Published By Publication Date Number of Pages
BSI 2024 178
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PDF Catalog

PDF Pages PDF Title
107 undefined
114 Foreword
115 Introduction
120 1 Scope
2 Normative references
121 3 Terms and definitions
123 4 Components of wastewater systems
4.1 General
124 4.2 Types of wastewater systems
4.3 Centralized systems
4.3.1 Wastewater source
4.3.2 Transport from source to treatment
125 4.3.3 Treatment
126 4.3.4 Storage, transport and distribution
4.3.5 Disposal of residues
4.4 On-site-systems
4.4.1 Wastewater source
4.4.2 Collection and transport
127 4.4.3 Treatment
4.4.4 Storage, transport and distribution
4.5 Disposal or reuse of residues
128 5 Objectives for the wastewater utility
5.1 General
129 5.2 Protection of public health
130 5.3 Meeting users’ needs and expectations
5.4 Provision of services under normal and emergency situations
5.5 Sustainability of the wastewater utility
5.6 Promotion of sustainable development of the community
131 5.7 Protection of the environment
5.7.1 Protection of the natural environment
5.7.2 Protection of the built or public environment
5.8 Climate change
132 5.9 Higher user and service demands
5.10 Available technologies
6 Management components of a wastewater utility
6.1 General
133 6.2 Activities and process management
6.3 Resources management
6.4 Asset management
134 6.5 Customer relations management
6.6 Information management
6.7 Environmental management
6.8 Risk management
135 7 Guidelines for the management of wastewater utilities
7.1 General
136 7.2 Organization
7.2.1 General
7.2.2 Organizational structure and responsibilities
7.2.3 Organization of work flow
7.2.4 Operational documents and records
137 7.3 Planning and construction
138 7.4 Operations and maintenance
7.4.1 General
7.4.2 Technical activities
139 7.4.3 Support activities
141 8 Assessment of wastewater services
8.1 General
142 8.2 Assessment policy
8.3 Goal and scope of the assessment
8.4 Parties involved in the assessment
143 8.5 Methodology of assessment
8.6 Service assessment criteria
144 8.7 Resources to conduct the assessment
8.8 The production of output and recommendations for the use of the output
9 Performance indicators
9.1 General
9.2 Performance indicator systems
9.2.1 Key components of a performance indicator system
145 9.2.2 Performance indicators
9.2.3 Variables
146 9.2.4 Context information
9.3 Quality of the information
9.4 Example of a performance indicator
148 Annex A (informative) Schematics of wastewater systems
150 Annex B (informative) Possible actions to achieve the objectives of the wastewater utility
156 Annex C (informative) Possible actions related to the management of the wastewater utility
159 Annex D (informative) Example of an assessment methodology for deciding on the implementation and calculation of performance indicators for wastewater utilities
162 Annex E (informative) Examples of service assessment criteria related to the wastewater utility objectives, performance indicators related to assessment criteria, and service assessment criteria related to componentsof a wastewater system
173 Annex F (informative) Example of confidence-grading schemefor performance indicator systems
175 Bibliography
BS ISO 24511:2024 - TC
$280.87