Profile: Pavement Technology, Inc. manufactures laboratory sampling and testing equipment for the hot-mix asphalt & aggregate industry. Our equipment list includes analyzers, compactors, mixers, gradation units and sampling devices. The asphalt pavement analyzer (APA) is a multifunctional loaded wheel tester (LWT) used for evaluating permanent deformation, fatigue cracking and moisture susceptibility of both hot & cold asphalt mixes. The testing time for a complete permanent deformation evaluation is 2 hours and 15 minutes. The asphalt pavement rut tester is a loaded wheel tester that is used to evaluate the permanent deformation characteristics of cylindrical and beam samples.