Noise maps for the non-federal main railway lines. Environmental noise mapping in accordance with the EU Environmental Noise Directive (Directive 2002/49/EC) and the sixth part “Noise reduction planning” in the Federal Immission Protection Act. Calculation rule: VBUSch. The LDEN noise index is a measure of all-day noise pollution (24 hours). The calculated sound levels are grouped into level classes in 5 dB(A) grading. All non-federal main railway lines outside the agglomerations with a traffic volume of more than 30,000 trains/year (equivalent to 82 trains/day) are to be mapped. Database: Traffic volume in 2016.
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