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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

all-or-nothing assignment

  • Language : PIARC Road Dictionary / English
  • Theme : Operations Traffic Traffic Engineering
  • Definition : Method used in traffic assignment modelling which allocates all the trips taking place between a pair of zones to a single route.

Alles-oder-Nichts-Umlegung

  • Language : PIARC Road Dictionary / German
  • Theme : Betrieb Verkehr Verkehrstechnik
  • Definition : Methode der Verkehrsumlegung, die die Verkehrsströme zwischen zwei Zonen ausschließlich einer bestimmten Route zuordnet.