NATIONAL FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Description and measurement of exposure
to noise
5 Prediction of the effects of noise on
hearing threshold
6 Assessment of noise-induced hearing
impairment and handicap
Annex A (informative) - Calculation of data
base A, hearing threshold level associated
with age (HTLA) for an otologically normal
population ("highly screened")
Annex B (informative) - Example for data base B
Annex C (informative) - Selected hearing threshold
levels associated with age
Annex D (informative) - Example of assessment of
risk of noise-induced hearing impairment
Annex E (informative) - Tables with examples for
NIPTS data
Annex F (informative) - Bibliography