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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

soil nailing

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Construction Earthworks
  • Definition : Application of a consolidating structural device to transfer destabilizing forces induced by the weight of a sliding mass to the stable part of the soil, through an anchor mechanism. Note: this results in the creation of a sizeable mass of solid soil with guaranteed stability characteristics.

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