5-Year Pothole Patch is the strongest pothole patch in the world! The fast setting plasticomposite patching material meets the most stringent demands for repairing vertical wall potholes in high volume traffic areas such as freeways, airport runways, bridges, and military equipment roads. With required mechanical compaction, 5-Year Pothole Patch cures to a compressive strength value up to 6500 PSI. Highways, streets, and parking lots can be opened for use immediately after compaction, making it a fast and strong asphalt or concrete repair solution. Available in Runway Grade Asphalt and Highway Grade Concrete.