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Troubleshooting Your Historic Concrete Block Foundation

Oct 1

In the past, it was common to use cinder blocks to create the foundations for older buildings and homes. The majority of problems with concrete foundations result from poor maintenance. While some issues are fixable with concrete block foundation, others require the assistance of a professional brick walls Albuquerque mason.


The paint on the concrete block foundation might be peeling off because of excessive moisture.


Concrete blocks have been used since the time of the Romans in many ways. Up until 1900, coal clinkers were widely used in Wisconsin concrete blocks. Modern concrete block walls Albuquerque comprise sand and gravel. In the past, cement was widespread.


Early concrete blocks were made of solid. These hollow concrete blocks are designed to withstand the weight of huge loads. The honeycomb-shaped surface of a block is known as a honeycomb.


Concrete Block Foundation Issues

Hire a preservation masonry professional to identify any problems regarding the foundation of your concrete block. The most common issues with concrete blocks.


  • Concrete blocks without mortar or are at risk of bursting may not have mortar.

  • Concrete blocks that are cracked can be found in your home.

  • Your basement is getting damp because the mortar between concrete blocks is starting to weaken. No exterior waterproofing was ever done beneath the ground. A professional mason needs to be hired to remove your foundation and waterproof it. The mason must inspect your mortar for any mineral deposits. If this happens, the exposed foundation may need to be repointed. To divert water from the foundation, the mason has to put in tiles.

  • The cement coating on your foundation wall (parging) is becoming degraded. Hire a competent mason to excavate around your foundation and waterproof it. The foundation that is exposed may need to be repaired. To divert water from the foundation, the mason must put in tiles.


Repairing Mortar from Historic Masonry


Concrete blocks that are not in good repair are usually wet and decaying. You must remove the water from your foundation to remedy this issue. Gradually incline the ground around your foundation and install ground extenders to the gutter spouts of your downspouts.


Cleaning Your Historic home's gutters


The walls of your foundation are either painted or parged, and the parging or paint is flaking off, capturing water.

Clean any loose cement or paint and let it fall away naturally. A layer of paint on concrete block Albuquerque will prevent moisture from leaking. It leads to deterioration of mortar and spalling of the concrete blocks.


  • External elements like tree roots or water could cause your foundation wall to collapse.

  • The foundation wall is characterized by fissures that are stair-step-like.

  • There is an efflorescence, a white powdery substance that can seep into the bricks.

  • Your foundation wall has either subsided or been lifted.

  • Concrete blocks that have not been properly sealed can be infested with mold or dirt.


Problems with your Old Brick Building


  • Your concrete blocks are deteriorating.

  • The concrete blocks you have are rough and shed the sand.

  • The concrete exposed gradually degrades over time but is rarely the foundation wall's structural integrity.


Masonry Albuquerque Contractors

9912 Rio Corto Ave, SW Albuquerque NM 87121