Semi-flexible pavements represent an innovative class of composite materials that combine the inherent flexibility of asphalt with the rigidity and high compressive strength of cementitious grouts.

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

The widespread use of petroleum-based asphalt binders in the construction industry is accompanied by high material costs due to the volatility of the petroleum market and negative environmental ...

There have been several talks on the use of flexible or rigid pavements for Nigerian roads. The merits and demerits of both have been well noted. While rigid pavements are costlier, they can withstand ...

Bill Buttlar, a professor at the University of Missouri, highlights takeaways in the university’s research on using recycled low-density polyethylene in asphalt paving materials. In August 2021, the ...