This site uses cookies to optimize its operation. They allow you to securely access your personal space and download our publications. You accept their use by clicking on the "Continue" button.

Term of the Road Dictionary


  • Language : PIARC Road Dictionary / English
  • Theme : Operations Asset Management and Maintenance Asset Management
  • Definition : Ability of an item to perform a required function under given conditions for a given time interval. Note: the term "reliability" is also used as a measure of reliability performance and may also be defined as a probability [EN 13306].