Potholes: Causes, Cures and Prevention

U.S. Army Corps of Engineers Video VH-125 Potholes: Causes, Cures and Prevention This video illustrates the formation of potholes through water permeation of pavement, the freeze-thaw cycle, and traffic, especially in spring. Correct patching is demonstrated step-by-step: excavation, cleaning and compacting the base, tack coating, filling with layers of asphalt, and compacting the fill. The video also outlines a 12-step preventive maintenance program based on regular inspections, preventive maintenance and proper repair procedures.