What is basement underpinning?

Basement underpinning is a process used to increase the depth or height of an existing basement by strengthening the foundation of a building. This process involves excavating soil from underneath the foundation of a building and replacing it with new material to create a stronger foundation. Basement underpinning is typically used in situations where a homeowner wants to add additional living space to their home or when the existing foundation has become damaged. In this article, we will explore the benefits and process of basement underpinning.
​

Benefits of Basement Underpinning
Additional Living Space: Basement underpinning allows homeowners to add additional living space to their homes without the need for costly renovations or moving to a new location.
Increased Home Value: By increasing the living space of a home, basement underpinning can also increase the value of a property.
Improved Structural Integrity: Basement underpinning strengthens the foundation of a building, improving its overall structural integrity and making it more resistant to damage from natural disasters.
Process of Basement Underpinning
Site Assessment: The first step in basement underpinning is to assess the site to determine if it is suitable for underpinning. A structural engineer will typically conduct a site assessment to evaluate the existing foundation and determine the appropriate underpinning method.
Excavation: Once the site assessment is complete, the excavation process begins. Soil is removed from underneath the existing foundation to make room for the new material.
Installation of New Material: After the excavation is complete, new material is installed underneath the existing foundation. This new material is typically a combination of concrete and steel, which creates a stronger foundation for the building.
Finishing: Once the new material has been installed, the area is finished with waterproofing and other materials to protect the new foundation from moisture and other external factors.
Conclusion
Basement underpinning is a process that can provide many benefits to homeowners. By increasing the depth or height of an existing basement, homeowners can add additional living space to their homes without the need for costly renovations or moving to a new location. The process of basement underpinning involves site assessment, excavation, installation of new material, and finishing. It is important to work with a professional contractor who has experience in basement underpinning to ensure the job is done correctly and to the highest standards.

​