Rail noise 2010 LDEN of the Métropole de Lyon

Description

2010: reference date of the sound source.
2012: approval of the noise map deliberation map

Lden index in dB(A): global noise for a day.
(L=level, d=day (day),e=evening (evening),n=night (night)
Breaks the day into three periods:
the period of the day runs from 6 a.m. to 6 p.m.
the evening period runs from 18.00 to 22.00; it is weighted by a factor 5,
the night period runs from 22 hours to 6 hours; it is weighted by a factor 10.

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Name Format Description Link
Unknown Resource ZIP Open resource

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