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Kensington and Chelsea · Greater London

Structural crack repairs in Kensington and Chelsea

If you have found a crack in a wall at your Kensington and Chelsea property, the first job is to work out why it appeared. Our crack repairs start with the cause, so the stitching, repointing or rebuilding that follows has a fair chance of lasting.

Guide price from£100per metre of crack inc VAT

Repointing fresh mortar into a repaired diagonal crack in old brickwork
Postcodes
SW3, SW5, SW7, SW10, W2
Population
about 140,000
Area
Greater London
Pricing region
London

Why does the ground in Greater London matter for structural crack repairs?

We cover the whole of Kensington and Chelsea, including postcode districts SW3, SW5, SW7, SW10, W2; about 140,000 people live in the borough. Nearby places we cover include Hammersmith and Fulham (1 miles), Westminster (2 miles) and Wandsworth (3 miles).

Shrinkable clay is widespread in Greater London. Ground movement here is more often linked to soils, drains and trees than to mining. Housing stock in Greater London: Victorian and Edwardian terraces with shallow footings, inter-war semis in the outer boroughs, and converted flats and mansion blocks.

From first photo to finished repair

  1. Survey and record

    On site we measure the width along the crack, note its pattern and check nearby drains, trees and openings. If the cause is unclear, gauges can be fixed across it and read over several months.

  2. Written quote

    You receive a no-obligation written quote listing each crack, the repair method chosen for it and the making good inside and out. Once the scope is settled, that becomes a fixed price in writing.

  3. Repair and make good

    Cracks are stitched, repointed or rebuilt as specified, with mortar matched to the existing wall. Internal crack lines are filled and redecorated where included, and you get a written note of what was done.

Symptoms that point to structural crack repairs

  • Doors or windows that have started sticking or no longer latch
  • A crack noticeably wider at the top than the bottom, or the reverse
  • Stepped cracks zigzagging through the mortar joints of outside brickwork

Guide prices for structural crack repairs in Kensington and Chelsea

Guide prices below are for homes in Kensington and Chelsea, on London rates and including VAT. A survey or good photos let us turn them into a fixed written price.

Guide prices inc VAT on London rates. Items marked est. are our estimates.
ItemGuide pricePer
Crack stitching with helical bars£100 – £225per metre of crack
Single crack, outside only (up to about 2 m)est.£500 – £1,100per crack
Internal making good and redecoration of the crack lineest.£190 – £625per room

Methods for structural crack repairs

Filling and repointing

For hairline and narrow cracks that have stopped moving, the crack line is raked out and repointed in mortar matched to the original for strength, colour and texture. Inside, plaster cracks are cut out, filled with a flexible filler and redecorated.

Best for: Cracks up to about 5 mm that are no longer moving

Rebuilding a cracked section

Where bricks have split or the wall has moved out of line, the damaged area is taken down and rebuilt, bonded into sound masonry on either side. Reclaimed or matched bricks keep the repair discreet, with temporary support used where needed.

Best for: Badly displaced or broken brickwork

Rules for structural crack 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 structural crack repairs in Kensington and Chelsea?

Guide prices for structural crack repairs in Kensington and Chelsea start from about £100 per metre of crack, including VAT, on London rates. Your fixed written price follows photos or a survey and depends on the extent of the work and access.

Do you carry out structural crack repairs in Kensington and Chelsea?

Yes, Kensington and Chelsea is covered, along with postcode districts SW3, SW5, SW7, SW10. We also cover nearby Hammersmith and Fulham and Westminster.

Does the ground around Kensington and Chelsea cause cracking?

Most of Greater London sits on London Clay, among the most shrinkage-prone ground in the UK, with river gravels along the Thames. Subsidence claims here are among the most frequent in the country, especially after dry summers and near street and garden trees. Only an investigation can say why a particular building has moved.

What causes vertical cracks in walls?

Vertical cracks are most often caused by thermal or moisture movement in long walls, or by the joint between old and newer work. An even-width vertical crack is usually cosmetic. One clearly wider at the top or bottom can indicate foundation movement at one end.

Are horizontal cracks in a wall serious?

Horizontal cracks are often more serious than vertical ones, because they suggest the wall is being pushed or lifted. Cracks repeating every few courses point to rusting wall ties, while one long crack with a bulge may mean lost restraint.

More repairs we carry out in Kensington and Chelsea

Structural crack repairs near Kensington and Chelsea

Send photos of the crack at your Kensington and Chelsea property, close up and from a distance, for a free initial assessment and a no-obligation written quote.

Next step

Send us photos of the crack or movement

A free initial assessment from your photos, then a no-obligation written quote. If an engineer, drain survey or monitoring is needed first, we say so before you spend anything.

CallGet a quote