# Commission Decision of 4 April 2011 concerning the technical specifications of interoperability relating to the subsystem ‘rolling stock – noise’ of the trans-European conventional rail system (notified under document C(2011) 658) (Text with EEA relevance) (2011/229/EU) (repealed), Appendix A

Extent: E+W+S+N.I.
Status: repealed

REFERENCE TRACK DEFINITION
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A1.
Rail acoustic roughness of the test track
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Figure 1
Upper limit curve for the acoustic rail roughness
A2.
Dynamic properties of the test track
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Figure 2
Lower limit curves for the track decay rates

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Source: https://www.legislation.gov.uk/eudn/2011/229/annex/appendix/A (the official version)
Page: https://openlegislation.uk/eu-decision-2011-229/annex/appendix-A
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.