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.
potholes each year. â¢ In 2012, Columbus, OH. spent $175,578 for the hot and cold mix asphalt patch material to patch 130,397 potholes. What causes a pothole? Potholes are created when the top layer of pavement and the material beneathâcalled the base or sub-baseâcannot support the weight of the traffic. Two factors are always present in such a failure: TRAFFIC and WATER. The âgestation periodâ for a pothole includes: