The Laser Road Surface Tester (RST) is the second generation of an integrated road surveying instrument developed in Sweden. The principal component of the Laser RST is a noncontact road profiling system. The first road surveying instrument, the Saab RST, has been used for surveying the Swedish road network since 1980. It has given practical experience concerning the measurement and evaluation of road surface characteristics. In this report the new system, The Laser Road Surface Tester, is presented.