v44n2mexican_gpr

Standing in front of a ground penetrating radar-equipped van destined for Mexico, TTI Flexible Pavements Program Manager Tom Scullion (middle) is flanked by members of the Coahuila government. From left to right are engineers Luis Gerardo Ramos Canceco, Miguel Angel Espinoza Aguilar and Jose Luis Gallegos Valdez. Director of Verification Ricardo de Leon Garcia is at the far right.