# The Railways (Interoperability) (High-Speed) Regulations 2002, Paragraph 1.1.2: General requirements


The parameters involved in the wheel/rail contact must meet the stability requirements needed in order to guarantee safe movement at the maximum authorised speed.

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Source: https://www.legislation.gov.uk/uksi/2002/1166/schedule/3/paragraph/1.1.2 (the official version)
Page: https://openlegislation.uk/railways-interoperability-high-speed-regulations-2002/schedule-3/paragraph-1.1.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.