Egham · Surrey
Retaining wall repairs in Egham
Retaining wall repairs in Egham begin with height and what sits on top. A low wall behind a flower bed is a very different job from one holding up a drive, and the taller or more heavily loaded walls need an engineer’s design.
Guide price from£560per wall inc VAT

- Postcodes
- TW20
- Population
- about 30,000
- Area
- Surrey
- Pricing region
- South East
How do local ground conditions affect retaining wall repairs in Egham?
We cover Egham and its postcode districts TW20, part of Surrey, with a population of roughly 30,000. Nearby, we also cover Staines-upon-Thames (2 miles), Chertsey (4 miles) and Ashford (4 miles).
Surrey is one of the parts of the UK where clay soils are most likely to move with the seasons. Ground movement here is more often linked to soils, drains and trees than to mining. What you mostly find across Surrey: Victorian and Edwardian villas, 1930s semis and detached houses in the commuter towns, and post-war estates.
Methods for retaining wall repairs
Temporary support and reducing load
While a repair is designed and programmed, a dangerous wall may be propped, or soil and loads near the top removed to reduce the push. Moving parked cars or a shed back from the wall is sometimes the simplest first step.
Best for: Walls that are moving now and need making safe
Structural repair and partial rebuild
A leaning or bulging section is taken down, the soil behind dug out and supported, and the wall rebuilt on a new footing with drainage and, where specified, reinforcement tied into the sound wall either side. The engineer’s design sets footing size and wall thickness.
Best for: A section that has moved while the rest stays sound
From first photo to finished repair
Photos and measurements
Send photos of the whole wall from the front and the end, so any lean shows, plus close-ups of cracks and weep holes. Tell us roughly how tall it is and what sits at the top, such as lawn, patio, drive or a building.
Written quote
You receive a no-obligation written quote covering demolition, excavation, temporary support, the footing, the new or repaired wall, drainage and spoil removal. It becomes a fixed price in writing once the repair is specified.
Build and drain
The failing section is taken down, the soil supported in short lengths, and the footing cast. The wall is rebuilt with drainage behind it, backfilled with free-draining material, and building control inspects where the work needs it.
Symptoms that point to retaining wall repairs
- No weep holes, or weep holes that never seem to drain
- Water seeping through joints, or white salt staining, after rain
- Bricks or blocks pushed out of line, or coping stones sliding off
Guide prices for retaining wall repairs in Egham
Guide prices below are for homes in Egham, on South East rates and including VAT. A survey or good photos let us turn them into a fixed written price.
| Item | Guide price | Per |
|---|---|---|
| Minor repairs and drainage | £560 – £2,250 | per wall |
| Structural repair or partial rebuild | £3,350 – £16,800 | per wall |
| New retaining wall | £225 – £505 | per m² of wall face |
Rules for retaining wall repairs in England
In England, underpinning and other work that alters or strengthens a wall or foundation is building work under the Building Regulations (Part A, structure), so building control approves and inspects it. Like-for-like repairs often are not, and we tell you which applies before a price is agreed. Work to a party wall, or excavation close to a neighbour’s foundations, can also need a notice under the Party Wall etc. Act 1996.
Frequently asked questions
What is the price of retaining wall repairs in Egham?
Guide prices for retaining wall repairs in Egham start from about £560 per wall, including VAT, on South East rates. Your fixed written price follows photos or a survey and depends on the extent of the work and access.
Do you carry out retaining wall repairs in Egham?
Yes. We take enquiries from across Egham, including TW20, and from nearby places such as Staines-upon-Thames and Chertsey. Send photos for a free initial view and we will tell you what happens next.
Does the ground around Egham cause cracking?
North Surrey sits on London Clay, the south on Weald Clay, with chalk along the North Downs and sands in the west. Large gardens with mature trees on clay make seasonal subsidence a familiar problem. Only an investigation can say why a particular building has moved.
What are weep holes in a retaining wall?
Weep holes are small openings near the base of a retaining wall that let water drain out from the soil behind it. Without them, water builds up and adds hydrostatic pressure that can push the wall over. They work best with a drainage layer behind the wall, and they need to be kept clear.
Is a leaning retaining wall dangerous?
It can be, especially if the lean is getting worse, the wall is tall, or there is a path, drive or building next to it. A wall that has leaned slightly for decades may be stable, but one that has moved recently should be kept clear and assessed soon.
More repairs we carry out in Egham
Retaining wall repairs near Egham
Send photos of the whole wall and its end profile at your Egham property for a free initial assessment and a no-obligation written quote.