Road Science

Better Roads Staff - Apr 06, 2012

Asphalt a la Carte Modifiers Control Mix Performance Petroleum (literally, rock oil) is one of the most important gifts of the union of carbon and hydrogen. But instead of being a simple compound (like water), petroleum is a natural product, a complex ...

Fast Forward

Better Roads Staff - Feb 17, 2012

AASHTO’s TSP•2 Program Speeds Acceptance of Technologies, Materials A technology transfer program administered by the American Association of State Highway & Transportation Officials (AASHTO) is helping state departments of transportation expedite review of potentially promising new pavement and bridge technologies prior ...