The Conversation

Thu May 8

Recycling asphalt pavement can help the environment − now scientists are putting the safety of recycled pavement to the test

Written by Jingtao Zhong, Ph.D. Student in Civil Engineering, University of Tennessee

The composition of the asphalt mixture making up a road can determine how safe it is for cars to drive on. Tarik Seker/iStock via Getty Images Plus

More than 90% of paved roads in the U.S. are made of asphalt, which is constructed with nonrenewable materials such as petroleum. One way to make paving more sustainable is to recycle old pavement....

Recycling asphalt pavement can help the environment − now scientists are putting the safety of recycled pavement to the test

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