Road noise – Areas where limit values are exceeded, from 22h to 6h (indicator Ln)
Description
**Strategic Noise Map**
Data produced by Impédance engineering on behalf of the metropolis Aix-Marseille Provence
The symbology associated with the noise map is available in the attachment in QGIS format.
**
**
Road noise according to the Ln indicator for type C maps on the Aix-Marseille Provence Metropolis.
Results of acoustic modelling calculations.
Type C map locates areas where limit values are exceeded.
The value of the noise index Ln “Level night”, expressed in weighted decibels A (dB(A)), represents the level of noise exposure at night.
Resources
| Name |
Format |
Description |
Link |
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0 |
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https://www.data.gouv.fr/api/1/datasets/r/c8aa7ca2-530b-4f5e-83b8-5e9e86fa6074 |
|
57 |
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https://www.data.gouv.fr/api/1/datasets/r/0c71456d-46ea-473e-ad53-dd74d7fcbd81 |
|
8 |
|
https://www.data.gouv.fr/api/1/datasets/r/9f091da2-1309-4403-b0e7-40f911db11c1 |
|
23 |
|
https://www.data.gouv.fr/api/1/datasets/r/68fe88bb-9248-4b24-876b-6732648362b9 |
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23 |
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https://www.data.gouv.fr/api/1/datasets/r/63631c26-1037-4bda-86fb-c444db7ca8d9 |