We noticed that many of the properties had bulging retaining walls. We learned that it was due to the area’s geology and soil ...

The patio is made of older concrete and it rests on a low retaining wall. The puddle appears to ... where there are depressions in my asphalt driveway and where my front sidewalk meets my drive.

You've probably seen construction gravel used in driveways, pathways, or even as the base for patios and retaining walls. Its ...