Google Maps measures and maps roads, and department of transportation workers measure and map the subsurface quality of those roads. One company’s advance in computing asphalt-pavement density data on-site claims to make DOT workers’ jobs easier.
“We have developed … ground-penetrating-radar [GPR] quality-assurance software that can automatically process radar data on-site,” says Kenneth Maser, president of Infrasense Inc., Arlington, Mass. “It covers the entire paved area instead of taking core samples.”