If your driveway was properly installed, the asphalt is only the top layer. At the bottom is soil, which must be firmly compacted. Atop the soil goes a layer of crushed gravel, which must also be ...

Replacing or adding a driveway to your home ... can be crushed stone or “conbit” (recycled concrete and asphalt—it’s crushed and reused). Crushed coarse materials like these have jagged ...