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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

car ownership model

  • Language : PIARC Road Dictionary / English
  • Theme : Operations Traffic Traffic Management Policy
  • Definition : Mathematical model used for the prediction of the car ownership level in an area. Note: these models typically use income and other demographic information as inputs.

Prognosemodell für den Motorisierungsgrad

  • Language : PIARC Road Dictionary / German
  • Theme : Betrieb Verkehr Verkehrsmanagement
  • Definition : Mathematisches Modell für die Prognose des Motorisierungsgrades in einem bestimmten Gebiet, basierend auf Einkommensstruktur und demografischen Faktoren.