Don’t Just Patch the Pothole: Understand the Disease Before Treating the Road
Not every pavement distress should be fixed by simply patching the surface.…
Why Can One Overloaded Truck Damage a Road Far More Than a Passenger Car?
Vehicle loads do not affect pavement equally. Road pavements are designed based…
Why Does Asphalt Become Hard in Cold Weather and Soft in Hot Weather?
Asphalt binder exhibits viscoelastic behavior, meaning it combines characteristics of both viscous…
Why Can Rounded River Gravel Cause Problems in Asphalt Pavement?
Aggregate shape and cleanliness have a major influence on asphalt mixture performance.…
Is Asphalt Just Waste from Crude Oil Refining?
No. Bitumen is not simply "waste from crude oil." It is a…
Is Pen 60/70 Suitable for Every Road Condition?
Not necessarily. Pen 60/70 is one type of penetration-grade bitumen that is…
Why Does Asphalt Mixture Composition Matter So Much?
Hairline cracks on pavement do not automatically mean that traffic loading is…
Why Can’t You Judge Asphalt Quality Just by Looking at It?
You can't determine asphalt mixture quality simply by looking at its color…
What Is VIM and Why Are Air Voids Important in Asphalt Mixtures?
VIM (Voids in the Mix) is the percentage of air-filled space remaining…
Why Can Asphalt Laboratory Test Results Be Misleading?
A laboratory result is only as reliable as the sample being tested.…
