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How to Repair a Stone Foundation Wall


When discussing foundation, it generally refers to the main part supporting a building. The structural condition of the foundation of a house can easily dictate the overall soundness of the entire structure. Problems originating in the foundation will inevitably travel upward, which can lead to something as simple as cracks in a wall to something as major as an entire wall collapsing.

Modern concrete foundations have helped minimize problems with foundations, but if you live in a home that 100 years old or older, you could have a stone foundation. While concrete is poured in a single batch to create a solid foundation or basement wall, you can see that this is not the case with stone. If you look at your stone foundaion, you will see that it is made up of numerous numerous stones held together with mortar. Stone foundations can be a strong and long-lasting, and many older homes supported by stone foundation are in great shape. However, the joints between the stones are often a cause for concern and need repairs.

As long as you have the right tools and accessories available, you shouldn’t have any problem repairing the wall yourself. Follow these steps to repair your stone foundation.

Step 1 — Expose the Stones

Before you begin repairs on your stone foundation, you must remove anything that obstructs your view of the stone. Drywall may need to be torn down, but don’t worry. It can be replaced once you have finished the project.

Step 2 — Check for Damage

Stone foundations should be inspected yearly in order to maintain the structural integrity of your home. Inspect the wall for signs of damage. Check that the blocks are all intact and that none of them have cracked. Although stone is a strong natural material, there are some stresses that could cause it to crack over time. Pay special attention to the joints between the stones. Inspect the condition of the mortar to determine whether it needs to be repaired.