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SON NIVEAU
SONORE (dB)
EFFET
Chuchotement 30 Très calme.
Bureau calme 50 -60 Les niveaux découte agréables
sont inférieurs à 60dB.
Aspirateur,
sèche-cheveux
70 Intrusif, interfère avec les
conversations téléphoniques.
Mélangeur 85 -90 85dB équivaut au niveau auquel
l’audition commence à être
endommagée (8heures).
Camion à ordures,
bétonnière
100 Nous recommandons de ne pas
dépasser 15minutes d’exposition
non protégée pour les sons compris
entre 90 et 100dB.
Scie à chaîne,
foreuse/marteau
perforateur
110 Une exposition régulre à un son
supérieur à 100dB pendant plus de
1minute risque d’engendrer une
perte dénitive de laudition.
Concerts de rock (varient) 110 -14 0 Le seuil de douleur commence
à environ 125dB.
* Les renseignements du tableau sont tirés du site
http://www.nidcd.nih.gov/health/education/teachers/pages/common_sounds.aspx
Le tableau de décibels (dB) suivant compare certains sons communs et classe
les dommages potentiels à l’audition.
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