Road repairs are easier and as much as five times cheaper when prob­lems are detected early. But sending crews to con­tin­u­ally survey streets for damage isn’t prac­tical, and minor cracks often grow into gaping holes before workers can get to them. A group headed by Ming Wang, a pro­fessor of envi­ron­mental and civil engi­neering at North­eastern Uni­ver­sity, has devel­oped a clever solu­tion, called Ver­sa­tile Onboard Traffic Embedded Roaming Sen­sors (VOTERS). Here’s how it works.

Read the article at Fast Company →