Quick Answer: Should I Be Worried About Cracks In My Walls?

How do you know if a wall crack is serious?

Jagged or diagonal cracks indicate that the foundation may have shifted or sunk, or another problem has occurred, such as the deterioration and collapse of supporting wood members due to termite damage.

Likewise, cracks wider than one-quarter inch indicate a potential problem with the home’s structure..

Why are cracks appearing in my walls?

Here are a few common reasons: Contraction and expansion: The materials (paint, plaster) that make up your wall contract and expand because of fluctuations in humidity levels and temperature changes. … Low quality paint: Inferior quality paint results in poor paint adhesion on your wall, which leads to cracks over time.

Are vertical or horizontal cracks worse?

The simple answer is yes. Vertical cracks are usually the direct result of foundation settling, and these are the more common of foundation issues. Horizontal cracks are generally caused by soil pressure and are normally worse than vertical cracks.

What cracks are bad in a house?

large cracks (larger than 2mm in width); cracks that run diagonally across the wall; cracks on the interior finish that are in the same vicinity as cracks on the exterior of the house.

Do most older homes have foundation problems?

Older homes are prone to a variety of foundation and structural problems, such as major cracks or unevenness in the slab or perimeter foundation wall; corrosion, dry rot, or moisture damage in pilings or concrete foundation supports; damaged piers (support footings); and dry rot or moisture damage in above-ground studs …

What are the signs of a bad foundation?

The 8 Most Common Signs of Foundation Problems Include:Foundation Cracks, Wall/Floor Cracks and Other Types Of Fractures: … Foundation Settling Or Sinking. … Foundation Upheaval. … Doors That Stick Or Don’t Open And Close Properly. … Gaps Around Window Frames Or Exterior Doors. … Sagging Or Uneven Floors.More items…•

When should I be worried about cracks in walls?

Typically, larger cracks (those bigger than 15mm in width) are a cause for concern and should be inspected by a structural engineer. … Very severe – any crack above 25mm in width indicates serious structural damage and will need major repair work, which could include underpinning and rebuilding.

Do cracks in walls always mean foundation problems?

With new homes, for example, the drying or curing concrete can sometimes crack without cause for concern. Other times, the cracks may require a foundation repair before the issue becomes worse and more costly. Foundation problems could have been caused by heat, soil movement or excessive amounts of water.

How can you tell if a crack is structural?

The common characteristics structural cracks include:Continuous horizontal cracks along walls.Vertical cracks that are wider at the top or bottom.Stair-step cracks.Foundation wall cracks.Cracks in beams, foundation slabs.Angled cracks that form in the corners of walls with a horizontal crack in the center.More items…•

Are vertical cracks in walls bad?

Vertical Foundation Cracks Don’t worry a lot about these types of foundation cracks, as they’re a common sight in many homes and non-threatening. They’re usually caused by rains that exert pressure on the foundation or concrete tension in newly built homes (every two years or so).

Is it normal for old houses to have cracks?

Cracks are usually caused by settlement, but not necessarily. Expansion and contraction can cause them, as can inadequate framing members. Houses move with the climate: Heat and moisture will make them expand, cold and dryness will make them contract. This movement is normal and in most cases will not cause cracks.

What do horizontal cracks in walls mean?

Horizontal Cracks If the crack is horizontal or runs at a jagged 45-degree angle, it might mean there’s a more serious problem such as severe foundation shifting or water damage. Surface-blemish cracks can often be repaired with drywall putty, sanding tools and a fresh coat of paint.

What happens if you don’t fix foundation problems?

If you don’t fix your foundation, mold and mildew cause the wooden members under your pier and beam home to deteriorate. Whenever there are cracks or poor sealing around a pier and beam foundation, water can make its way into the crawl space.