Welcome to our new web site!

To give our readers a chance to experience all that our new website has to offer, we have made all content freely avaiable, through October 1, 2018.

During this time, print and digital subscribers will not need to log in to view our stories or e-editions.

What are roads made of? A pavement materials engineer explains the science behind the asphalt you drive on

Mansour Solaimanian, Penn State, The Conversation
Posted 5/10/24

While on the road, you’re probably thinking more about your destination than the pavement you’re driving over. But building roads requires a host of engineering feats, from developing the right pavement materials to using heavy equipment to lay them down. …

This item is available in full to subscribers.

Please log in to continue

E-mail
Password
Log in