In an average sized basement you can expect one hairline crack in the length of a wall typically somewhere near the middle.
Cracks in poured concrete basement walls.
You may notice the foundation bowing inwards and water leaking into your basement.
This type of crack is often due to unbalanced soil and hydrostatic water pressuring pressing against your foundation wall.
If you notice drywall cracks in the upper level walls and ceilings misaligned.
Epoxy crack injection and polyurethane injection.
The cracks might indicate a more serious structural problem.
Be aware of the problems that can be caused by water intrusion that occurs in poured concrete foundations.
There are two injection techniques used for waterproofing and crack repair.
Improperly sealed snap ties.
If you notice large recurring cracks or bulging walls at your house don t try to fix these conditions yourself.
Horizontal cracks in your basement foundation are serious.
As concrete shrinks during the curing process vertical cracks form in the concrete or block some so small they can hardly be seen.
If you notice a diagonal crack in addition to wall bowing you likely have split supports in your walls.
In an addition of a home.
These are generally non structural cracks that is they aren t caused by significant foundation movement and don t jeopardize the stability of the foundation.
Cracks in poured concrete basement walls and cracks in basement floors are both sources of seepage that create basement water problems that require professional repair.
Simply stated injection in the context of basement leak and foundation crack repair refers to basement waterproofing using pressurized injection techniques to fill cracks with specialized resin formulations.
When window openings are cast in a foundation a crack will frequently appear off one of the corners of the window.
Here we ll show you a simple effective way to patch cracks in poured concrete walls.
American concrete institute touches on the issue of cracking concrete in their american concrete institute manual aci 302.
Actually concrete cracks are very common some are even inevitable.
Both block and poured foundations can develop horizontal cracks.
Even with the best floor designs and proper construction it is unrealistic to expect crack free and curl free floors.
Diagonal diagonal cracks can form for the same reasons vertical cracks do.
Call in a structural engineer for an in depth evaluation.
Cold joints where new concrete meets existing concrete i e.
Water well sewer and electrical conduit pipe penetrations.
This generally does not affect the basement wall structurally but could allow moisture to enter if the outside wall s waterproofing isn t flexible enough to span the crack.