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.
This is the Noise Noise Exposure Card (Ln) drawn up in 2017 and approved by Prefectural Order n°2A-2018-11-26-007 of 26/11/2018. It repeals and replaces the cards approved by order of 26/03/2015.
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