data download service (WFS) from: Strategic noise map type A — Lden (24h) of the SNCF railway network of the Paris department
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Map approved by Prefectural Decree 2015314-0012 of 10 November 2015
Realisation: CEREMA/DT IDF, August 2015, using a methodology described in [the attached non-technical summary], based on traffic data 2010/11 and the database ©IGN-BDTopo 2012.
The strategic noise map type A Lden 24h (level day evening night) highlights areas exposed to average 24-hour noise levels, weighted according to the period of the day, which are greater than 55db(A). Sound levels are represented by classes of 5db(A).
Only noise emissions from railway infrastructure operated by SNCF and with annual traffic exceeding 30000 trains shall be taken into account.
Publication: DRIEA/Utea 75, October 2015
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