The international roughness index (IRI) is the roughness index most commonly obtained from measured longitudinal road profiles. It is calculated using...

meteorology International Roughness Index, the roughness of a road Hydraulic roughness, the roughness of land and waterway features Roughness (psychophysics)...

correlated with the performance indicators measuring roughness such as international roughness index (IRI). Generally, a road with a high PCI has a low...

pavement performance indicators after pavement condition index (PCI) and international roughness index (IRI). This performance indicator ranges between 0 and...

The data collected by a profilograph is used to calculate the International Roughness Index (IRI), which is expressed in units of inches/mile or mm/m. IRI...

Surface roughness can be regarded as the quality of a surface of not being smooth and it is hence linked to human (haptic) perception of the surface texture...

competition International Reference Ionosphere, the international standard for modelling the Earth's ionosphere International Roughness Index, a dimensionless...

Performance indicators Pavement condition index International roughness index Present serviceability index Pavement performance modeling Granular base...

in Asset Management: Cost-Effective Prediction of the Pavement Condition Index". Journal of Infrastructure Systems. 26 (1): 04019036. doi:10.1061/(ASCE)IS...

Highway Administration (FHWA) and the World Bank (with its International Roughness Index... or "IRI") have established measurement procedures using Dipstick...