Compaction is the other half of excavation! Dunkley Excavating offers complete compaction services on commercial, residential, and government projects. Compaction is routinely used in virtually every construction project. Soil compaction increases load-bearing capability, prevents soil settling and frost damage, provides stability, and reduces water seepage, swelling, and contraction. in most areas, building codes and inspectors demand it. Our team has the training and experience to handle your compaction needs.