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.
2. Pot Hole. A pothole is a type of disruption in the surface of a roadway where a portion of the road material has broken away, leaving a hole. They are typically formed due to the freezing and thawing of water that has seeped into the surface, which expands when frozen.ot Hole. A pothole is a type of disruption in the surface of a roadway where a portion of the road material has broken away, leaving a hole.