Marlow · Buckinghamshire
Concrete repairs in Marlow
Concrete repairs in Marlow begin with finding out how far the damage goes, not just patching what has already fallen off. Tapping the surface for hollow areas and checking the exposed steel tells us how much needs cutting out and rebuilding.
Guide price from£95per m² inc VAT

- Postcodes
- SL7
- Population
- about 18,000
- Area
- Buckinghamshire
- Pricing region
- South East
Why does the ground in Buckinghamshire matter for concrete repairs?
Marlow is in Buckinghamshire and takes in postcode districts SL7. About 18,000 people live there. Nearby, we also cover Maidenhead (4 miles), High Wycombe (4 miles) and Slough (9 miles).
Buckinghamshire 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. Housing stock in Buckinghamshire: Market-town terraces, 1930s semis in the south, and large late-20th-century estates in Milton Keynes and Aylesbury.
Methods for concrete repairs
Crack injection
Cracks are sealed at the surface, then a low-viscosity resin is injected under pressure through ports until it fills the crack. A rigid resin bonds the two faces back together, while a flexible one seals live cracks against water. The choice depends on whether the crack is still moving.
Best for: Cracks letting water in, or splitting a slab or beam
Patch repair
Loose and contaminated concrete is broken out behind the bar, the steel is cleaned of rust and primed, and the section is rebuilt with a repair mortar. The edges are cut square so the patch does not feather out and fail. A protective coating may be applied over the whole surface afterwards.
Best for: Localised spalling around rusting bars
From first photo to finished repair
Engineer where needed
If the steel has lost significant section, or the element carries a balcony, stair or wall, an independent chartered structural engineer is appointed to assess and specify. We can arrange this, and the repair follows their scope.
Written quote
You receive a no-obligation written quote setting out the estimated area of patching, the length of crack injection, coatings and access. It becomes a fixed price in writing once the repair is specified, with any re-measure terms stated clearly.
Break out, repair, protect
Damaged concrete is cut back to sound material, steel cleaned and primed, and the section rebuilt and cured. Cracks are injected, then the surface is coated and drainage details put right so water runs off rather than sitting.
Symptoms that point to concrete repairs
- Damp patches, white deposits or drips on a balcony or canopy underside
- Exposed steel bars showing where concrete has fallen away
- Rust-coloured stains or streaks running down the concrete surface
Guide prices for concrete repairs in Marlow
Prices in Marlow are worked out on South East rates. They include VAT and are a starting point: access, the extent of the damage and whether an engineer or building control is involved all move the figure.
| Item | Guide price | Per |
|---|---|---|
| Concrete patch repair | £95 – £200 | per m² |
| Crack injection | £200 – £540 | per metre |
| Small jobs (minimum visit)est. | £505 – £1,000 | per visit |
Rules for concrete repairs in England
Like-for-like repairs such as crack stitching and repointing do not usually need building control approval in England, but anything that changes or strengthens the structure, such as underpinning or rebuilding a wall, does. If the work touches a party wall, the Party Wall etc. Act 1996 may apply.
Frequently asked questions
What is the price of concrete repairs in Marlow?
Guide prices for concrete repairs in Marlow start from about £95 per m², 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 concrete repairs in Marlow?
Yes. We take enquiries from across Marlow, including SL7, and from nearby places such as Maidenhead and High Wycombe. Send photos for a free initial view and we will tell you what happens next.
Does the ground around Marlow cause cracking?
The Chilterns are chalk with clay-with-flints on the tops, while the Vale of Aylesbury and Milton Keynes sit on Gault, Kimmeridge and Oxford Clays and glacial till. The vale clays are prone to seasonal shrinkage near trees. Only an investigation can say why a particular building has moved.
Why does concrete crack and rust?
Concrete cracks as it shrinks, moves with temperature or carries more load than intended. Steel inside it rusts when carbonation or salts reach it and moisture gets in. The two feed each other: cracks let water in, and rusting steel expands and cracks the concrete further.
Can a concrete balcony be repaired rather than replaced?
In most cases, yes. Patch repairs, crack injection, a new waterproof deck and restored drips usually extend a balcony’s life considerably. Replacement is generally only needed where the steel has lost a lot of section or the balcony’s fixing to the building is compromised.
More repairs we carry out in Marlow
- Subsidence insurance claim repairs
- Roof structure repairs
- Brick arch repairs
- Structural crack repairs
- Boundary and garden wall repairs
Concrete repairs near Marlow
For a guide price on concrete repairs in Marlow, use the quote tool or send photos showing the spalling, any exposed steel and the drainage.