Have you ever tripped over a piece of uneven sidewalk? It can be a painful experience, but it is also easily avoidable. According to the City of Denver, anything over 3/4 an inch in height variance is a tripping hazard.
Concrete grinding is not only a less-expensive alternative to replacing concrete, it is also an effective way to avoid lawsuits generated by the hazards of uneven ground. Fix those dangerous sidewalks and walkways with concrete grinding.