Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
3.1 Expression of levels
3.2 Time intervals
3.3 Ratings
3.4 Sound designations
3.5 Impulsive sound sources
4 Symbols
5 Descriptors for environmental noise(s)
5.1 Single events
5.2 Repetitive single events
5.3 Continuous sound
6 Noise annoyance
6.1 Descriptors for community noise
6.2 Frequency weightings
6.3 Adjusted levels
6.4 Rating levels
6.5 Composite whole-day rating levels
7 Noise limit requirements
7.1 General
7.2 Specifications
8 Reporting assessments of environmental noise(s) and
estimation of long-term community annoyance response
8.1 Estimation of long-term annoyance response of
communities
8.2 Test report
Annex A (informative) Adjustments for sound source rating
levels
Annex B (informative) High-energy impulse sounds
Annex C (informative) Sounds with strong low-frequency content
Annex D (informative) Estimated percentage of a population
highly annoyed as a function of adjusted
day/night sound levels
Annex E (informative) Annoyance caused by exposure to sound
in multi-source environments
Bibliography