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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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  4. Term of the Dictionary | sideway force coefficient [...]

Term of the Road Dictionary

sideway force coefficient

  • Language : PIARC Road Dictionary / English
  • Theme : Operations Road Surface Characteristics
  • Definition : Coefficient characterizing the skid resistance of the surface in the transverse direction of a road, expressed as the ratio between the force (N) perpendicular to the rotation of a wheel and the normal reaction (R) of the road surface under the wheel load. Note: the wheel is at an angle ("yaw angle") to the direction of movement.
  • Abbreviation : SFC
  • Synonyms : coefficient of transverse friction

Seitenreibungsbeiwert

  • Language : PIARC Road Dictionary / German
  • Theme : Betrieb Fahrbahneigenschaften
  • Definition : Ein Koeffizient, der die Griffigkeit einer Oberfläche in Straßenquerrichtung beschreibt, dargestellt als Verhältnis zwischen der Kraft (N) senkrecht zum rotierenden Rad und der Normalkraft (R) der Oberfläche unter der Radlast. Das Rad steht unter einem Winkel ("Gleitwinkel") zur Fahrtrichtung.
  • Abbreviation : SFC

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