The art of bringing asphalt to life

By Genevieve Theriault

From the roof over our heads to the ground under our feet, asphalt plays an integral role in modern-day society. Beyond these practical uses, asphalt has come to serve as a tool to bring communities together, increase traffic safety and improve infrastructure across the U.S. as well as internationally.

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From ancient roads to perpetual pavements

Evolution in road structural design

By Bob Humer, P.E.

From ancient times until the 1920s pavement structures were designed based on experience. Stone-paved streets originating 6,000 years ago in Mesopotamia (modern-day Iraq), were later followed by the Romans constructing more elaborate stone-paved roads with thick crushed base layers for drainage.

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