A test of performance comparison of multifunctional high-speed highway condition monitors

This paper is involved in a test of performance comparison of multifunctional high-speed highway condition monitors. Data of rut, IRI and cracking has been collected and analysis of variation coefficient and correlation has also been analyzed. A significant difference of all samples is revealed in the test. It is of great affection for operators, work condition to the result of the test. And a few of the samples even didn’t finish some sections of the test. Above all, the result of the test can provide the department of maintenance very important information.