A homeowner in Allentown, PA noticed the sidewalk in front of their house was sinking and becoming unlevel, so they contacted us for a solution. They knew if this went without a repair, it could cause dangerous tripping hazards. As a solution, we used our PolyLevel Injections that will lift and level the sinking concrete. This solution is an environmentally friendly solution that will repair the slabs. Now, the homeowner can have peace of mind knowing that the tripping hazards have been eliminated.