Latest Articles

Pavement design isn’t just about strength, smoothness, and cost anymore. It’s also about sustainability-how each material and process affects the environment across its entire lifespan. That’s where Life-Cycle Assessment (LCA) comes in. This analytical approach measures the total e…

Sealcoating is one of the simplest and most cost-effective ways to protect your asphalt pavement, but timing is everything. Apply it too early in the season and cold temperatures can prevent the material from curing properly. Wait too late, and cool nights or early frost can ruin a perfectly good jo…

Why Subgrade Strength Matters The subgrade is the ultimate load-bearing layer of every pavement system. If it lacks adequate stiffness or uniformity, vertical wheel loads are amplified downward, causing plastic deformation that migrates back to the surface as ruts. FHWA research shows that rutting i…

Why Build a Plan Around PCI? The Pavement Condition Index (PCI) converts field observations of surface distress into a single 0-100 score. Using a standardized metric lets agencies: Objectively compare pavement segments across the entire network. Quantify long-term needs and justify funding. Trigger…

Keeping Pavement Joints Tight and Surfaces Sound Why Joint Resealing and Spall Repair Matter Concrete pavements depend on tight, watertight joints and sound slab edges to deliver long service life. When sealants fail or joint faces spall, water and incompressibles infiltrate the slab support system,…

Regulatory Pathways and Best Practices Why Wetlands and Sensitive Habitat Matter Wetlands slow floodwaters, filter pollutants, recharge aquifers, and anchor food webs. Fragmenting or burying them for a wider roadway can raise project costs, introduce permitting delays, and expose the agency (or its …