Term of the Road Dictionary

porous pavement

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Drainage and Sewerage
  • Definition : Reservoir pavement constructed and maintained with porous materials in some or all layers of the structure. Note: the voids thus extend from the surface (asphalt, porous concrete or porous blocks) to the subgrade and can store water and/or air and combine water storage and filtering functions with vehicle noise absorption functions.

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