The Pennsylvania Turnpike Commission relies on rigorous inspection, lab testing and long-term performance analysis to ensure ...

Snow and ice can damage paved surfaces, leading to frost heaves and potholes. These become potential hazards for drivers and pedestrians and are expensive to fix. Now, researchers propose in ACS ...

Suggested Citation: "Appendix A - Overview of the ABQT Device." National Academies of Sciences, Engineering, and Medicine. 2022. Evaluation of the Asphalt Binder Quality Tester. Washington, DC: The ...

A dramatic oil spill, such as the Deepwater Horizon accident in the Gulf of Mexico a decade ago, can dominate headlines for months while scientists, policymakers and the public fret over what happens ...

AC is typically obtained as a residue from the crude oil refining process or natural sources. It has a semi-solid or solid consistency at ambient temperatures and is used as an aggregate binding ...

For failed pavements, full-depth reclamation (FDR) reclaims and treats an entire road structure – including underlying materials – to produce a stabilized base course ready for overlay. With FDR, an ...

Chemists show that asphalt binder, when exposed to sun and water, leaches thousands of potentially toxic compounds into the environment. A dramatic oil spill, such as the Deepwater Horizon accident in ...