The need for a night traffic noise index
VALLET ; VERNET ; MAURIN ; CHAMPELOVIER
Type de document
COMMUNICATION ORALE SANS ACTES (COM)
Langue
anglais
Auteur
VALLET ; VERNET ; MAURIN ; CHAMPELOVIER
Résumé / Abstract
Traffic noise is comparatively more disturbing at different periods during the day and night. The main effects are during the evening and the beginning and end of the night. However, in france, as in some other countries, there are no traffic noise regulations which deal with these periods and people living near roads do not understand why and consequently tend to distrust the authorities. After a large study, a threshold is proposed between 50 and 55 dba and during the night period 22 - 06 h