Sidewalk Void Fill
The backfill material around a barn settled, causing significant voids to form below the adjacent sidewalks. The owner was concerned that the concrete would start to sink and be damaged.
Polyurethane foam jacking to fill the voids below the sidewalk to prevent future settlement of the concrete.
A Concrete Jack sidewalk repair crew injected polyurethane foam below the sidewalk to fill the voids. The work took less than an hour, and the customer got a warranty against future settlement of the concrete.