Foundation Cracks
Cracks visible in the foundation walls or signs of foundation movement such as doors sticking and walls cracking.
What Is Causing This?
- 1Subsidence from clay shrinkage or tree root action
- 2Inadequate original foundations
- 3Drainage failure washing away supporting soil
How Urgent Is This?
This needs prompt attention. Delaying could cause further damage, safety risks, or significantly higher repair costs.
What Needs to Be Done
A groundworker with structural engineer input will excavate, assess the foundations, and carry out underpinning, piling, or other stabilisation work as needed.
How Much Will It Cost?
National average estimate
Labour: £933 – £3,333 | Materials: £433 – £1,667
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Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
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Ask a QuestionHow to Prevent This
Manage trees near the property. Fix leaking drains promptly. Maintain consistent soil moisture around foundations during dry periods.
Related Problems
Diagonal cracks appearing around windows and doors, doors sticking, and visible sinking on one side of the building.
A visible crack running through the outside wall of your property, which may be widening over time.
A noticeable dip or slope in the floor, where furniture rocks or a ball rolls to one side of the room.
Other Groundworker Problems
Pools of water remaining on the lawn, patio, or paths for days after rainfall.
Water pooling on the driveway surface or running toward the house instead of draining away.
The ground around the property slopes toward the building, directing rainwater against the walls and foundations.
A soakaway that is not absorbing water, causing surface flooding or water backing up in drains.