Tips & Warnings. 1  If you are cleaning an indoor concrete slab, wet it down thoroughly with a mop and plain water, then scrub with scrub brush. 2  Mix up an all-purpose cleaning solution, scrub the concrete, then rinse with a mop and clean water.
How to Repair Potholes in Dirt and Gravel Driveways - How to . Most potholes in dirt or gravel driveways are caused by water trapped below the surface, so be sure to maintain or improve the quality of underground drainage.
4. Traffic can break the pavement. A pothole is a type of failure in an asphalt pavement, caused by the presence of water in the underlying soil structure and the presence of traffic passing over the affected area.Introduction of water to the underlying soil structure first weakens the supporting soil.. Traffic can break the pavement. A pothole is a type of failure in an asphalt pavement, caused by the presence of water in the underlying soil structure and the presence of traffic passing over the affected area.