Using Technology to Make Smarter Roads: Smart roads and mobile mapping are helping to improve road safety.

摘要

Think of roadways, and images of asphalt or concrete pavement take centre stage. It's easy to overlook the many components that make roads function: signs, traffic signals, lighting, drainage structures and guardrails. But these highway assets are the focus of transport departments as they help protect the safety of the motoring public. Obviously, maintaining road systems across vast geographic areas is a daunting task. The Virginia Department of Transportation (VDOT) - working in partnership with a local university, Virginia Tech - is trying to make the process a bit easier.