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Burgess Hill · West Sussex

Subsidence repairs in Burgess Hill

Tapered cracks around the windows or doors of a Burgess Hill home are worth taking seriously without assuming the worst. In most cases the cause can be found and removed, and the house then needs crack stitching and making good rather than new foundations.

Guide price from£2,800per property inc VAT

Stepped subsidence crack running down from a window corner, with a tell-tale gauge fixed across it
Postcodes
RH15
Population
about 31,000
Area
West Sussex
Pricing region
South East

What should you know about the ground under Burgess Hill?

Burgess Hill (RH15) has around 31,000 residents and sits in West Sussex. Neighbouring towns we cover: Haywards Heath (3 miles), Lewes (8 miles) and Brighton (9 miles).

West Sussex 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 West Sussex: Wealden cottages, 1930s semis and bungalows on the coast, and new-town estates in Crawley.

From first photo to finished repair

  1. Send photos or call

    Send photos of the cracks with a coin or tape for scale, and say when you first noticed them. We give a free initial assessment and suggest whether an engineer, a drain survey or your insurer comes first.

  2. Find the cause

    An independent chartered structural engineer inspects the house and, where needed, arranges a drain survey, trial pits or soil tests. We can arrange the engineer. The aim is to know what is moving, and why, before money goes on repairs.

  3. Written quote

    We price the agreed repair and confirm a fixed price in writing once it is specified. If there is an insurance claim, we can price to the loss adjuster’s or engineer’s schedule instead of our own scope.

Symptoms that point to subsidence repairs

  • A gap opening between the skirting board and the floor
  • Diagonal cracks wider at the top, running from window or door corners
  • Doors and windows that start to stick or no longer close

Guide prices for subsidence repairs in Burgess Hill

These are guide prices for Burgess Hill, using South East rates and including VAT. Your written quote follows photos or a survey, and is fixed once the repair is specified.

Guide prices inc VAT on South East rates. Items marked est. are our estimates.
ItemGuide pricePer
Structural engineer's investigation and report£560 – £2,250per property
CCTV drain survey (common first check)£170 – £390per survey
Typical repair once the cause is dealt with: crack stitching and making goodest.£2,800 – £13,400per property
Foundation strengthening where it is needed (see underpinning)£1,100 – £3,900per metre of wall

Methods for subsidence repairs

Crack stitching and making good

Once movement has stopped, cracked brickwork is cut along the bed joints, stainless helical bars are bonded in to tie the wall together, and the joints are repointed to match. Inside, plaster is renewed along the crack line before redecoration.

Best for: Category 1 to 3 cracking in walls that are otherwise sound

Foundation strengthening

Where the ground cannot be made stable, the load is carried down to firmer soil by underpinning, a beam-and-base scheme, mini-piles or resin injection, depending on the soil and access. It is designed by an engineer and is the exception, not the rule.

Best for: Ongoing movement where removing the cause has not worked

Rules for subsidence 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 subsidence repairs in Burgess Hill?

Guide prices for subsidence repairs in Burgess Hill start from about £2,800 per property, 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 subsidence repairs in Burgess Hill?

Yes, Burgess Hill is covered, along with postcode districts RH15. We also cover nearby Haywards Heath and Lewes.

Does the ground around Burgess Hill cause cracking?

North West Sussex around Crawley and Horsham sits on Weald Clay, the South Downs are chalk, and the coastal plain has brickearth and gravels. The Weald Clay is prone to shrink-swell movement near trees. Only an investigation can say why a particular building has moved.

How long should I wait before repairing subsidence cracks?

Usually until the cause has been dealt with and the engineer is satisfied that movement has stopped. On clay that can mean watching the house through a summer and a winter. Repairing too early risks the same cracks opening again.

Should I cut down the tree near my house?

Not without advice, because felling a mature tree on clay can make things worse. As the roots stop drawing water, the clay swells and can lift the foundations, which is called heave. Pruning or staged removal may be advised instead. Check whether the tree is protected.

More repairs we carry out in Burgess Hill

Subsidence repairs near Burgess Hill

Send photos of the cracks in your Burgess Hill home, with something for scale, and we will give a free initial assessment and tell you the sensible next step.

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