BS EN 13476-3 : 2007

Foreword
1 Scope
2 Normative references
3 Terms, Definitions, symbols and abbreviations
   3.1 Definitions
   3.2 Symbols
   3.3 Abbreviations
4 Material
   4.1 General
   4.2 Unplasticized poly(vinyl chloride) (PVC-U)
        4.2.1 General
        4.2.2 Pipe and fitting material characteristics
        4.2.3 Utilisation of non-virgin materials
   4.3 Polypropylene (PP)
        4.3.1 General
        4.3.2 Pipe and fitting material characteristics
        4.3.3 Melt mass-flow rate classification
        4.3.4 Utilisation of non-virgin materials
   4.4 Polyethylene (PE)
        4.4.1 General
        4.4.2 Material characteristics of pipes and
               injection-moulded fittings
        4.4.3 Material characteristics of rotational-moulded
               fittings
        4.4.4 Utilisation of non-virgin materials
        4.4.5 Sealing ring retaining components
   4.5 Sealing rings
   4.6 Fused or welded joints
   4.7 Adhesives for PVC-U
5 Designation of wall constructions and examples of typical
   jointing methods
   5.1 Wall constructions designated as Type B
        5.1.1 Ribbed or corrugated construction
        5.1.2 Typical jointing methods for structured-wall
               type B
   5.2 Designation and design of joints
6 Appearance and colour
7 Geometrical characteristics
   7.1 General
   7.2 Dimensions
        7.2.1 Designation
        7.2.2 Lengths of pipe
        7.2.3 Diameters
        7.2.4 Diameters and jointing dimensions of
               sockets and spigots
        7.2.5 Wall thicknesses
   7.3 Types of fittings
   7.4 Design length of fittings
8 Physical characteristics
   8.1 Unplastisized poly(vinyl chloride) (PVC-U)
        8.1.1 Physical characteristics of PVC-U pipes
        8.1.2 Physical characteristics of PVC-U fittings
   8.2 Polypropylene (PP)
        8.2.1 Physical characteristics of PP pipes
        8.2.2 Physical characteristics of PP fittings
   8.3 Polyethylene (PE)
        8.3.1 Physical characteristics of PE pipes
        8.3.2 Physical characteristics of PE fittings
9 Mechanical characteristics
   9.1 Mechanical characteristics of pipes
        9.1.1 General requirements
        9.1.2 Ring flexibility
        9.1.3 Tensile strength
   9.2 Mechanical characteristics of fittings
10 Performance requirements
11 Marking
   11.1 General
   11.2 Minimum required marking
        11.2.1 Pipes
        11.2.2 Fittings
   11.3 Additional marking
        11.3.1 General
        11.3.2 Third party certified pipes and fittings
Annex A (normative) - Virgin PVC-U material
Annex B (normative) - Utilisation of non-virgin
        PVC-U material
      B.1 Reprocessable and recyclable material from
          pipes and fittings
      B.2 External reprocessable and recyclable materials
          with agreed specification
      B.3 External reprocessable and recyclable materials
          not covered by an agreed specification
Annex C (normative) - Virgin PP material
Annex D (normative) - Utilisation of non-virgin PP material
      D.1 Reprocessable and recyclable material from pipes
          and fittings
      D.2 External reprocessable and recyclable materials
          with an agreed specification
      D.3 External reprocessable and recyclable materials
          not covered by an agreed specification
Annex E (normative) - Virgin PE material
Annex F (normative) - Utilisation of non-virgin PE material
      F.1 Reprocessable and recyclable material from
          pipes and fittings
      F.2 External reprocessable and recyclable materials
          with an agreed specification
      F.3 External reprocessable and recyclable materials
          not covered by an agreed specification
      F.4 External reprocessable and recyclable material
          from PE rotational-moulded fittings and other
          components
Annex G (normative) - Impact test at 23 degrees C
Annex H (normative) - Impact test at -10 degrees C
Annex I (normative) - Ring flexibility test at 20%
        diametric deflection
Annex J (informative) - Survey of possible use of
        reprocessable and recyclable material
National Annex NA (informative) to BS EN 13476-1:2007 -
                  Additional guidance for UK users

Describes the definitions and requirements for pipes, fittings and the system based on unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) structured-wall piping systems that are intended to be used for non-pressure underground drainage and sewerage systems.