Nuisance — Areas exposed to departmental noise D0675 (map of “type b” LNU) in Loir-et-Cher

Noise level zones describe a noise exposure situation based on a noise indicator or area affected by noise. They are used primarily for the preparation of strategic noise maps pursuant to Article R.572-5 of the Environmental Code.噪声等级区（Noise level zones）是基于噪声指标或受噪声影响的区域来描述噪声暴露状况的区域类型，其主要用于依据《环境法典》第R.572-5条的规定编制战略性噪声地图（strategic noise maps）。