The foundation of a retaining wall, also referred to as the footing, serves as the base for the wall and plays a crucial role in evenly distributing the load to the underlying soil. When designing and constructing a retaining wall, one of the most critical factors that engineers must consider is the depth of the foundation. A sufficient depth is vital for ensuring the wall’s stability and longevity. Shallow foundations can cause several issues such as tilting and collapsing, risking the wall’s integrity and leading to costly repairs.
While there is no one-size-fits-all answer as to how deep a retaining wall foundation should be, there are specific factors that can influence the depth of a foundation including:
To determine the accurate depth for a retaining wall foundation, consider the following guidelines:
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