European foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols and abbreviations
5 Requirements
6 Test requirements
Annex A (informative) - Summary of testing requirements
Annex B (informative) - Test of the horn under snow conditions
Annex C (informative) - Lateral sound pressure tests
Annex D (informative) - A-deviation
Annex ZA (informative) - Relationship between this European
         Standard and the Essential Requirements of EU Directive
         2008/57/EC aimed to be covered
Bibliography