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Zones exposées au bruit en Lden (période jour-soir-nuit) de 1ere génération en Loire-Atlantique

Direction Départementale des Territoires et de la Mer de Loire-Atlantique


Licence Ouverte / Open Licence version 2.0
Creation date
April 25, 2017
Modification date
January 20, 2021
Latest resource update
January 20, 2021
Territorial coverage granularity


Creation date
April 25, 2017
Modification date
January 20, 2021

Carte de type « a » délimitant, par niveau d'isophone au pas de 5dB(A), les zones exposées au bruit en Lden, indicateur de bruit en période jour-soir-nuit, de 55 dB(A) à 75 dB(A) - arrêtés des 23/10/2008 et 17/12/2008


Les niveaux de bruit sont évalués au moyen de modèles numériques intégrant les principaux paramètres qui influencent le bruit et sa propagation.

Organisations partenaires

DDTM Loire-Atlantique

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Resources 19

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