{
  "url": "https://openlegislation.uk/eu-decision-2002-735/annex/division-4/division-4.2/division-4.2.13",
  "json_url": "https://openlegislation.uk/eu-decision-2002-735/annex/division-4/division-4.2/division-4.2.13.json",
  "legislation": "eudn/2002/735",
  "legislation_title": "Commission Decision of 30 May 2002 concerning the technical specification for interoperability relating to the rolling stock subsystem of the trans-European high-speed rail system referred to in Article 6(1) of Directive 96/48/EC (notified under document number C(2002) 1952) (Text with EEA relevance) (2002/735/EC)",
  "legislation_url": "https://openlegislation.uk/eu-decision-2002-735",
  "path": "annex/division/4/division/4.2/division/4.2.13",
  "kind": "division",
  "number": "4.2.13",
  "heading": "Slipstream effects",
  "text": "The behaviour of a train with respect to slipstream effects on persons outside the train is characterised by the trackside forces created on passage of the trainset.\nThe sensor used is a dummy with the following characteristics:\nA cylinder constituting a test body subjected to the slipstream effect with the following geometrical characteristics:\ncylinder frontal area: 0,36m2 ± 0,05m2,\ncylinder height: 0,92 m ± 0,10 m,\nheight of the pressure centre (cylinder centre) in relation to the base of the bearing device: 1,10 m ± 0,15 m,\na device maintaining the cylinder in its measuring position at garage distance dG,\na measurement system.\nDefinitions:\nVe test speed in km/h.\nVmax the anticipated operating maximum speed in km/h.\nTTmax maximal effort module for the whole trainset.\nIT trail index in N.\ndG garage distance, or distance separating the outside model face (the closest to the rail) of the outside rail face.\nIt can be defined: NM = TT max Ve 2\nThen comes:\nThe reference values of the drag effect IT are defined as follows:\nThe interoperable trainsets have to respect:\nat the speed of 300 km/h,\nor in the maximal speed of the trainset if it is lower than 300 km/h,\nIT value:\nIT < or = 185 Nat a distance d g of 2 m",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eudn/2002/735/annex/division/4/division/4.2/division/4.2.13",
    "retrieved_at": "2026-11-01T15:18:29.829862+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}