Tutorials Ready to get started with PAVEXpress? The following page contains video tutorials covering all one needs to know to take advantage of the power of PAVEXpress. Session 1PAVEXpress Overview Session 2New Pavement Designs with 1993 and 1998 AASHTO Session 3Overlay Design Session 4Mechanistic-Empirical Pavement Design and Evaluation Session 5Introduction to Mechanistic-Empirical Design with PerRoad Session 6PerRoad Design Session 7Porous Pavement Design with PAVEXpress Session 8Initial Costing and LCCA Functions