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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

variable message signing

  • Language : PIARC Road Dictionary / English
  • Theme : Operations Traffic Traffic Signing and Road Marking
  • Definition : Control measures or provision of information to drivers and travellers by variable message signs [NVF-ITS].
  • Synonyms : dynamic message signing

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