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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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Term of the Road Dictionary

winter tyre

  • Language : PIARC Road Dictionary / English
  • Theme : Operations Transport Vehicles
  • Definition : Tyre with special characteristics for increased grip on black ice and snow, used for that reason in the winter period. Note: there are two types: - studded tyres for use on icy roads; - snow tyres (in some countries referred to as ''winter tyres'') with a special profile for use on snow-covered roads.
  • Synonyms : winter tire (US, CA)

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