What are the advantages and disadvantages of using thin asphalt overlays for pavement rehabilitation?

Thin asphalt overlays, typically less than 2 inches thick, are used for pavement rehabilitation. They offer several advantages and disadvantages. Cost-effectiveness is a key advantage. Thin overlays are less expensive than thicker overlays or reconstruction, making them a cost-effective option for extending pavement life. Reduced construction time is also a benefit, thin overlays can be placed quickly, minimizing traffic disruptions. Improved ride quality occurs as thin overlays can improve pavement smoo....