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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

expansion joint

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Construction Rigid Pavements
  • Definition : Meeting point between two parts of a structure, designed to allow for movement of the parts due to thermal or moisture factors while protecting the parts from damage.

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