Nuisance — Noise areas of road infrastructure from the strategic noise map type C, index Ln, 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.噪声级区域（Noise level zones）指以噪声指标或受噪声影响的区域为依据，对噪声暴露状况进行描述的分区类型。此类区域主要用于依照《环境法典》第R.572-5条编制战略噪声地图。