PREN 1317-2 : DRAFT 2007

Foreword
Introduction
1 Scope
2 Normative references
3 Performance classes
  3.1 General
  3.2 Containment levels
  3.3 Impact severity
  3.4 Location of the ATD
  3.5 Deformation of the restraint system
4 Impact test acceptance criteria
  4.1 General
  4.2 Safety barrier including parapet behaviour
  4.3 Test vehicle behaviour
  4.4 Severity Index
  4.5 Test vehicle deformation
  4.6 Safety barrier deformation
  4.7 Tests for system type tested safety barriers
      (Families of barriers)
5 Test Methods
  5.1 Test Site
  5.2 Test vehicles
  5.3 Safety barrier
      5.3.1 General
      5.3.2 Installation
      5.3.3 Position of the impact point
  5.4 Accuracies and limit deviations of impact speeds and
      approach angle
      5.4.1 Vehicle impact speed
      5.4.2 Vehicle approach angle
      5.4.3 Combined limit deviation of speed and angle
  5.5 Vehicle instrumentation
  5.6 Photographic coverage
Annex A (Normative) - Detailed Test Report Template
1. Test laboratory
2. Client
3. Test item
4. Test procedure
5. Results
6. General statements
7. Approval of report
Annex B (Informative) - Criteria for sufficient test length
                        evaluation

Describes requirements for: a) Impact performance of safety barriers and vehicle parapets, and b) Classes of containment and impact severity levels.