RTM puts the light, machine, electric, algorithm and “3S” technology into integrated application, taking flexible carrying vehicle as platform, equipped with advanced sensors, industrial computers and synchronous control units, etc., so that the vehicle can make automatic detection of 33 road technical condition assessment indexes such as pavement distress, RUT, IRI, TD, roadside facilities and geometric alignment based on the same space-time datum under the normal transport condition, providing complete detection schemes for the pavement of highways, grade roads, city roads and airport roads.