We offer top-rated soil stabilization services that provide countless benefits. [Sometimes, in the process of building a new home, or doing research for building a new home, our clients will hear the term “expansive soils” and wonder exactly what it means and how it might affect them. Expansive soils exerting uplift pressures of 250 kPa potentially cause considerable damage to lightly loaded wood-frame structures (Rogers et al., 1993). Expansive clay soil can negatively impact your foundation’s hardiness and could cost you a copious amount to repair. As the soil expands and contracts it can create enough force to cause major damage to building foundations, patios, and sidewalks. Home » Geologic Hazards » Expansive Soil. Concrete Decks in Expansive Soils Minimizing Lifting and Cracking of Concrete Decking in Expansive Soils By Ron Lacher, P.E. That may seem like alot, but if you are building a 100K+ pool, then you … Swimming Pool Design in Expansive Soil Conditions Plan for the Worst Case Scenario Whenever designing or building a swimming pool in expansive soils conditions, you must plan for the worst case scenario, says swimming pool designer and expert witness Paolo Benedetti of Aquatic Technology Pool and Spa at www.aquatictechnology.com. The new soil retards moisture migration to the expansive soils below and somewhat seals the soil against moisture loss. Soil movement can cause cracking of the pool shell, uneven heaving or settlement, and damage to below grade piping systems. Swimming Pools Swimming pools constructed near home foundations in expansive clay soils are frequently sources of damaging moisture. Fortunately, when it comes to designing a foundation on expansive soil, there is a solution. Expansive soils expand in size when they get wet, and then shrink as they dry out. Pool Engineering, Inc. However, some concerns can occur if your pool is installed in certain types of soil. Techniques may include treating the clay soil, removing the soil, special reinforcement of the foundation, or supporting the foundation on specially designed piers that penetrate to good soil … It is well known that expansive soils and poor drainage are a potentially damaging combination. For example, land that is rich with clay can be a real concern because it can affect the way that your pool sits on the ground and make it hard to enjoy. Building a swimming pool is often an excellent choice for those who have children or who plan on entertaining a large number of people. It is well known that expansive soils and poor drainage are a potentially damaging combination.