South Glamorgan · Wales
Structural repairs in Cardiff
Structural repairs in Cardiff: subsidence, cracks, underpinning, wall ties and lintels, with a free initial assessment from your photos.
- Postcodes
- CF10, CF11, CF24
- Population
- about 370,000
- Area
- South Glamorgan
- Pricing region
- Wales
Where do we cover around Cardiff?
Cardiff is in South Glamorgan and takes in postcode districts CF10, CF11, CF24. About 370,000 people live there. If you are just outside Cardiff, we also cover Penarth (3 miles), Caerphilly (7 miles), Barry (7 miles) and Llantrisant (9 miles).
What should you know about the ground under Cardiff?
Parts of South Glamorgan have clay that can shrink near trees in dry spells. Ground movement here is more often linked to soils, drains and trees than to mining. What you mostly find across South Glamorgan: Victorian terraces in Cardiff and Penarth, inter-war semis and post-war estates.
What we check first in Cardiff
Before pricing a repair in Cardiff, we look at these likely causes first.
- Pockets of shrinkable clay, mainly where large trees grow close to the house
- Shallow footings and corroded wall ties in older brick houses
- Bay windows built on shallower footings than the main walls
- Extensions and bays moving differently from the main house
Repairs we carry out in Cardiff
- Extension pulling away repairs
- Concrete repairs
- Wall tie replacement
- Floor joist repairs
- Lintel replacement
- Underpinning
- Brick arch repairs
- Structural crack repairs
- Retaining wall repairs
- Chimney stack repairs
- Bowing wall repairs
- Subsidence repairs
- Resin injection ground stabilisation
- Crack stitching
- Boundary and garden wall repairs
- Bay window subsidence repairs
- Roof structure repairs
- Gable end wall repairs
- Subsidence insurance claim repairs
- Structural surveys and crack monitoring
Guide prices in Cardiff
For Cardiff we use Wales rates. Treat the table as a budget guide, inc VAT; the price you pay is the one on your written quote.
| Item | Guide price | Per |
|---|---|---|
| Crack stitching: crack stitching with stainless helical bars | £75 – £165 | per metre of crack |
| Underpinning: mass-concrete underpinning | £920 – £1,400 | per metre of wall |
| Resin injection ground stabilisation: resin injection ground stabilisation | £735 – £1,400 | per metre of wall treated |
| Structural surveys and crack monitoring: structural engineer's inspection and report | £460 – £1,850 | per property |
Do repairs in Cardiff need approval?
Most crack repairs in Wales need no approval; foundation work does. We confirm which applies before a price is agreed.
Towns near Cardiff
Structural repairs in Cardiff: questions
Do you cover Cardiff?
Yes, Cardiff is covered, along with postcode districts CF10, CF11, CF24. We also cover nearby Penarth and Caerphilly.
Why do houses in Cardiff crack?
Common causes around Cardiff include rotten timber lintels and bressummers over bays and openings, bay windows built on shallower footings than the main walls, and extensions and bays moving differently from the main house. The cause is checked before any repair is recommended.
How much do structural repairs cost in Cardiff?
It depends on the repair. On Wales rates, mass-concrete underpinning from about £920 per metre of wall and resin injection from about £735 per metre of wall treated, including VAT. Your written price follows photos or a survey.
If you are in Cardiff, the quickest start is a few photos and a short description. We reply with what we think is going on and what it should cost.