Understanding Subgrade Soil and Why It Matters for Paving Longevity
When people think about paving, they usually picture the finished surface. Fresh asphalt. Smooth concrete. Clean striping. What they do not see is the foundation underneath. That hidden layer, called the subgrade, plays a major role in how long a driveway, parking lot, or roadway will last. If the subgrade is not prepared correctly, even […]
















