The ground underneath your foundation is full of moisture.
Cracks in basement floor wet.
Often times a crack in the floor of a basement is caused from the natural shrinking and curing process of the concrete used to pour the floor itself.
Once a source of moisture exists mold follow.
Jul 2 2014 by matthew stock.
When a foundation settles the concrete slab can crack and.
Concrete floors with cracks or larger should be leveled.
Soil that contains clay will.
But when water not just moisture actually seeps through a crack it poses an increased risk of mold.
While floor cracks typically do not pose a problem for the structural integrity of a home it is still important for them to be properly filled and sealed so that moisture can t seep inside and cause problems.
In most houses a stack effect is created because warm air rises.
When a section of the basement floor cracks and heaves slab upward then you have a problem.
This sort of damage suggests soil expansion beneath the basement floor.
Of course any water that comes into the basement for any reason hydrostatic or lateral pressure gutter spillover or oversaturated soil around the foundation or from any source cracks bad mortar joints or the cove joint ends up on the basement floor.
If no expansion joints are cut into the concrete floor then shrinkage.
The sub base wasn t properly compacted and the concrete settled in one area causing the basement floor to sink and.
Basement floors crack for a many reasons.
Sump pump failure if your sump pump isn t working then you aren t draining water at the base of your foundation as was.
When there are cracks in your home s foundation it lets pressure force the water up into your basement.
Clogged weeping drain tile depending on the age of the home and other factors weeping tile can become clogged and.
Newly poured concrete shrinks when it dries.
Rising groundwater causes hydrostatic pressure and that causes soil to push on your basement walls and floor.
6 types of basement floor cracks and what they mean cracks with heaving are signs of a bigger problem that needs to be addressed.
Any cracks in your basement floor open you to the possibility of water seepage.
For this reason sumps should have an airtight cover.
This can make cracks form in basement concrete particularly in wet seasons and is often why there s water in your basement after rain.
This induces a negative pressure on the basement and draws moist air in through any cracks or openings in the foundation including open sump pits.