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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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  4. Term of the Dictionary | penetration

Term of the Road Dictionary

penetration

  • Language : PIARC Road Dictionary / English
  • Theme : Roads Materials Binders
  • Definition : Depth, in tenths of a millimetre, to which a standard needle penetrates a sample of bitumen under standardized conditions of load, temperature, and time. Note: the harder the bitumen, the lower the penetration value.

Penetration

  • Language : PIARC Road Dictionary / German
  • Theme : Straßen Baustoffe Bindemittel
  • Definition : Die Tiefe, in Zehntel eines Millimeters, in die eine Standardnadel in eine Probe aus Bitumen unter Standardbedingungen hinsichtlich Last, Temperatur und Zeit eindringt. Je härter das Bitumen desto niedriger ist der Penetrationswert.

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