In New York, thousands of people walk on the sidewalk; with heavy trucks, building pressure, the driveway becomes damaged, which enhances the importance of professional sidewalk contractors due to the weather. Most owners of the properties do not consider the inspection during the first stage, resulting in heavy, costly repairs. Brooklyn is subject to weather changes yearly, whereby a hot summer is replaced by a freezing winter, which makes the sidewalks weak and poses problems such as cracks...