Mix it Up

Learn an analytical procedure to estimate optimum asphalt content (OAC) using familiar volumetric equations and fewer samples, simplifying mix design.

BATT’s groundbreaking million‑cycle aggregate polishing test reveals how extended lab polishing affects friction performance, challenging assumptions about limestone and silica‑based aggregates.

NCAT clarifies its role and findings in spray-on rejuvenator research to correct misinformation from a prior article on Delta Mist HR+.

As asphalt labs face the mandated phase‑out of trichloroethylene (TCE), this article outlines what labs must do next and how to navigate changes in solvent‑based testing.

This compliance checklist helps asphalt labs meet the EPA’s phase-out deadlines for TCE use in binder testing and recovery.

The FORTA Grand Rapids fiber testing lab will support asphalt and concrete innovation through ISO-certified validation and R&D services.

Pleasants Construction employed rubber‑modified balanced mix design on MD 650, boosting cracking resistance and sustainability on a 10-mile Maryland corridor.

Preheating RAP before mixing improves energy efficiency, avoids safety risks, and ensures more consistent asphalt mix quality.