Updated Aug 22, 2026 ยท v14.0
Calculate the IRI value using the data collected with a Merlin Roughometer
Useful application to record in a simple way the readings obtained during measurements made with a Merlin Roughometer. Directly calculate the value of the IRI (Surface Regularity Index) of the collected data. Calculate the IRI from data obtained from previous measurements.
4 years on Google Play
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