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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

micro-Deval test

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Materials Material Testing
  • Definition : Test used to measure an aggregate's resistance to wear under wet and dry conditions by mutual friction in a cylinder rotating under specific conditions.

Mikro-Duval Versuch

  • Language : PIARC Road Dictionary / German
  • Theme : Straßen Baustoffe Materialprüfung
  • Definition : Ein Versuch zur Messung des Widerstandes einer Gesteinskörnung gegen den Verschleiß unter nassen und trockenen Verhältnissen bei wechselseitiger Reibung in einem rotierenden Zylinder unter besonderen Bedingungen.