NEN EN 752 : 2008

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Objectives
   4.1 General
   4.2 Public Health and Safety
   4.3 Occupational Health and Safety
   4.4 Environmental Protection
   4.5 Sustainable Development
5 Requirements
   5.1 Functional Requirements
   5.2 Determination of performance requirements for the drain
        and sewer system
6 Integrated Sewer System Management
   6.1 Introduction
   6.2 Investigation
   6.3 Assessment
   6.4 Developing the Plan
   6.5 Implementation
7 Health and Safety Principles
8 Design Principles
   8.1 General
   8.2 Types of systems
   8.3 Layout and profile
   8.4 Hydraulic Design
   8.5 Environmental Considerations
   8.6 Structural Design
   8.7 Operational Considerations
9 Detailed Design
   9.1 Introduction
   9.2 Layout and profile
   9.3 Preliminary Investigations
   9.4 Hydraulic Design
   9.5 Environmental Considerations
   9.6 Operational Considerations
10 Construction Principles
   10.1 General
   10.2 Pipelines
   10.3 Ancillaries
11 Operations and Maintenance
   11.1 Introduction
   11.2 Objectives
   11.3 Data requirements
   11.4 Investigation and analysis of operational problems
12 Performance testing
13 Qualifications and Training
14 Sources of Additional Information
Annex A (informative) Relevant EU Directives
      A.1 Introduction
      A.2 Relevant Directives
Annex B (informative) Sources of Additional Information
      B.1 National Standards Bodies
      B.2 Austria
      B.3 Denmark
      B.4 France
      B.5 Germany
      B.6 Ireland
      B.7 Italy
      B.8 The Netherlands
      B.9 Norway
      B.10 Portugal
      B.11 Sweden
      B.12 Switzerland
      B.13 United Kingdom
Annex C (normative) Operations and maintenance
      C.1 Introduction
      C.2 Operations planning
      C.3 Pipelines
      C.4 Manholes and Inspection Chambers
      C.5 Combined sewer overflows
      C.6 Detention tanks
      C.7 Separators, settling chambers and gullies
      C.8 Pumping installations
      C.9 Inverted siphons
      C.10 Pest control
      C.11 Making connections to existing drains and sewers
      C.12 Control of disused drains and sewers
      C.13 Control of building over or adjacent to sewers
Annex D (normative) Health and Safety
      D.1 Safe systems of work
      D.2 Training and supervision
      D.3 Hazardous atmospheres
      D.4 Traffic control
      D.5 Protective equipment and welfare facilities
      D.6 Emergency procedures
      D.7 Temporary works
      D.8 Excavation work
      D.9 Hazardous materials
      D.10 Vaccinations
Annex E (normative) Hydraulic Design
      E.1 General
      E.2 Hydraulic calculations
      E.3 Methods of calculating runoff from small development
           schemes
      E.4 Calculation of foul wastewater flows for drain systems
      E.5 Calculation of foul wastewater flows for sewer system
      E.6 Combined sewer overflows
Annex F (normative) Pumping Installations
      F.1 General
      F.2 Planning of pumping installations
      F.3 Design of pumping stations
      F.4 Design of rising mains
      F.5 Components and appliances
      F.6 Health and Safety
Bibliography
National Annex NA (informative) Guidance for the use of
                                BS EN 752:2008 in the UK
               NA.1 Introduction
               NA.2 Hydraulic design of foul drains and sewers
                     (8.4.2 and 9.4.2)
               NA.3 Flow capacity of pipelines (8.4.2 and 9.4.5)
               NA.4 Surface water drains and sewers (8.2, 8.4.3
                     and 9.4.3)
               NA.5 Design of surface water inlets (8.4.3 and 9.4.3)
               NA.6 Sewers with steep gradients (8.4.2 and 9.4.6)
               NA.7 Combined sewer overflows (8.5.5)
               NA.8 Environmental considerations (8.5 and 9.5)
               NA.9 Materials selection (8.6.4 and 9.5.3)
               NA.10 Separators (8.7.2 and 9.6.2)
               NA.11 Design for self-cleansing (8.7.3 and 9.6.3)
               NA.12 Access to drains and sewers (8.7.4 and 9.6.4)
               NA.13 Relevant authorities

Defines objectives for drain and sewer systems outside buildings. It also specifies the functional requirements for achieving these objectives and the principles for strategic and policy activities relating to planning, design, installation, operation, maintenance and rehabilitation.