More Articles for International Roughness Index (IRI)

Smooth Going

Better Roads Staff - Oct 02, 2013

Smooth Going

How new technology is changing in the quest for smooth pavements Surveys consistently show that smoothness is the No. 1 criterion by which road users judge pavements. Other studies have found pavements that are built smooth stay smoother longer and provide ...

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Pavement Preservation Coded in MAP-21

Better Roads Staff - Feb 07, 2013

Pavement Preservation Coded in MAP-21

    For the first time, pavement preservation is part of national surface transportation reauthorization legislation, which now explicitly supports preservation and asset management. Pavement preservation techniques are promoted as cost-effective and environmentally sustainable strategies designed to extend the life of existing pavements ...

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