NS EN 12613 : 2009

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Material
5 Requirements
  5.1 Appearance and colouring
  5.2 Dimensions
  5.3 Tensile withstand strength
  5.4 Laying characteristics
  5.5 Visual warning characteristics
  5.6 Resistance to micro-organisms
  5.7 Resistance to UV-light
  5.8 Temperature stability
  5.9 Marking
6 Testing
  6.1 Type tests
  6.2 Routine tests
7 Test report
Annex A (normative) Test for visual warning
        characteristics by simulation of
        trench opening
Annex B (normative) Chemical resistance of the colour

Describes the material, mechanical and functional (fitness for purpose) requirements for warning devices with visual characteristics manufactured from plastics, intended to indicate the presence of cables and piping systems buried in ground when opening trenches and more generally during digging work.