Cracks in new house concrete foundation

constructioncracksfoundationstructural

I am buying a new home. The foundation was poured in Sept 2019. The home is nearing completion but the floors have not yet been installed. I see cracks in the foundation. Most concerning are two separate cracks that run the width of the home. In most, of not all, places I believe they are 1/2 cm (1/4” I think) or less. Do I have a potential structural problem? Do these need inspection by a structural engineer? Home inspector? Or can they just be filled? I’m including a sample photo.

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Best Answer

It's hard to say if it's a structural problem without more information. The crack in the photo is not necessarily a structural problem. Most likely it's related to less than ideal subgrade, concrete mix, control joint spacing, or concrete curing conditions. Concrete is always going to crack. That crack is excessive, but most likely not a structural concern. If you notice something translating up the structure -- cracks in the walls, or sloping floors -- then it would be a greater concern.