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Carte du bruit ferroviaire (LDEN)

Carte de l'environnement sonore ferroviaire (en dB(A)) calculée pour une exposition 24h.Lden (Level day-evening-night) correspond au bruit moyen pondéré au cours des 24h, avec un poids plus fort en soirée et la nuit.

Data and Resources

Additional Info

Field Value
Source https://toulousemetropole.data4citizen.com/visualisation/information/?id=isoph-fer-lden
Last Updated March 27, 2026, 13:38 (UTC)
Created March 27, 2026, 13:37 (UTC)
FTP_API hub
bbox-east-long 1.4238855821994687
bbox-north-lat 43.664190474947404
bbox-south-lat 43.647534309323184
bbox-west-long 1.4144208914972178
dataset_size 14.86574649810791
date_moissonnage_creation 2025-03-31T07:51:15+00:00
date_moissonnage_last_modification 2026-03-27T02:13:15.037000+00:00
edition_security {"roles":["administrator"],"users":["*99*","*1*"]}
encoding UTF-8
features analyze,geo,api,table,raw_data
modified 2026-03-27T02:13:15.037000+00:00
records_count {"c593e182-47bf-458a-a79c-937a3c062a2f":"0000000006"}
source-harvest https://data.toulouse-metropole.fr/explore/dataset/isoph-fer-lden/
spatial {"type":"Polygon","coordinates":[[[1.4144208914972178,43.647534309323184],[1.4238855821994687,43.647534309323184],[1.4238855821994687,43.664190474947404],[1.4144208914972178,43.664190474947404],[1.4144208914972178,43.647534309323184]]]}