GSSI, a manufacturer of ground penetrating radar (GPR) equipment, offers the PaveScan RDM 2.0, a second-generation asphalt density assessment tool for non-destructive asphalt compaction testing ...

AASHTO R47-23 Reducing Samples of Hot Mix Asphalt (HMA) to Testing Size Exempt if qualified in Asphalt Module, taken within one year (doesn't apply for written exam) AASHTO T310-22 In-Place Density ...