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Pavement & Drainage
Management and Technology


Ride Quality Requirements


The New Jersey Department of Transportation (NJDOT) is implementing a ride quality specification that uses profile data collected with inertial profilers for acceptance testing of the final riding surface. The ride specification is applicable for either hot mix asphalt or Portland cement concrete (PCC) pavements and uses the international roughness index (IRI) computed from profile measurements to quantify the level of ride quality achieved from construction.

For assistance, send an email to Ride Quality Specification Support

Ride Quality Testing

Resident Engineers who would like to request IRI Pavement Ride Quality testing should complete this online form.


 
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  Department of Transportation
  P.O. Box 600
  Trenton, NJ 08625-0600
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  Last Updated:  February 5, 2013