Why Retaining Walls Are a Smart Addition When most people think of new home construction, they envision the work above ground. After all, the finished, livable product is what most homeowners are really after. In some cases, however, work must first beginbelow ground to ensure stability and safety above. Retaining walls and other structures are sometimes a must. The experts a general contractor will call in to handle this phase of a job tend to work for drilling companies. Retaining walls, as their name suggests, are created to retain soil in place. This type of construction is needed when soil erosion is a concern. It may also be necessary to ensure foundational stability in the creation of a home that has a basement. The idea behind this type of construction technique is to provide a barrier to hold in the soil around an excavation. A neatly dug basement, for example, is an excavation. Drilling companiesare typically the experts that handle this phase of construction for a few reasons. The primary one is that they have the expertise necessary to create an excavation and understand what is required to shore it up properly for the long haul. If your general contract has suggested working with drilling companies before your home construction really begins, pay attention. Chances are the recommendation has been made to ensure a finished product that will stand the test of time.