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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

cementitious fly ash

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Materials Soils and Aggregates
  • Definition : Fly ash produced by power stations burning lignite with a high free lime content. Note: it does not therefore require the addition of any further lime to enable it to set when mixed with water.
  • Synonyms : class C fly ash (US)

hydraulische Flugasche

  • Language : PIARC Road Dictionary / German
  • Theme : Straßen Baustoffe Erdreich und Gesteinskörnung
  • Definition : Flugasche, die in Kraftwerken erzeugt wird, die Braunkohle mit einem hohen Gehalt freien Kalks verbrennen. Sie erfordert deshalb keinen Zusatz von zusätzlichem Kalk, um sie in die Lage zu versetzen abzubinden, wenn sie mit Wasser gemischt wird.

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