The purpose of the noise classification is to inform future residents of noise pollution related to land transport infrastructure and oblige them to implement the necessary protections in order to respect regulatory noise levels within sensitive buildings (housing, health, social, education, hotel): 35db(decibel)[A] on the day and 30db[A] at night. Classification makes it possible not to recreate a black dot of the noise.
Preventive action is the only enforceable regulation concerning noise in land transport infrastructure.
The sound classification has 5 categories classified from 1 to 5, with category 1 being the loudest.
Are classified: roads flowing more than 5000 vehicles/day, railways of more than 50 trains per day and public transport on a clean site.
Here, table of the sound classification of category 3 tram tracks in open fabric.
This table represents all tram tracks in the department, classified in category 3 of the sound classification of ground transport infrastructure in open fabric. Average sound level expressed in decibel (dB) for the period from 6:00 to 22:00 on the side and d' other of the track.
__Origin__
The route of the tracks is derived from the BDCARTO. It is given by the operator. The calculation of noise emissions was carried out by the ACOUPLUS study office.
L_sonore_tram_cat3_tissu_or_038
__Partner organisations__
DDT Isère
[See this page on geo.data.gouv.fr](https://geo.data.gouv.fr/fr/datasets/83c0b4a6c459f3bac1892ef07983ad01404c568f)
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