Dataset Direct Download Service (WFS): Road noise zone for Type A maps Lden indicator for the 3 rd deadline in Maine-et-Loire(49)

Aggregation of generic tables describing the Noise Zones, for an infrastructure, type of infrastructure concerned ROUTE (R), type A map according to the Lden indicator (day/evening/night). This map is a graphic representation that locates areas exposed to noise using isophone curves ranging from 55 dB to 75 dB and more, by step of 5 dB. Map to be made under the CBS under Articles R.571-37 and R.571-38 of the Environmental Code. Aggregation obtained by the QGIS MIZOGEO plugin made available by CEREMA.