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Maesteg · Mid Glamorgan

Subsidence repairs in Maesteg

Seasonal movement is behind a lot of subsidence, and once its cause is clear it is usually manageable for a home in Maesteg as much as anywhere. The repair that follows is mostly crack stitching, repointing and replastering, with foundation work kept for houses that need it.

Guide price from£2,300per property inc VAT

Stepped subsidence crack running down from a window corner, with a tell-tale gauge fixed across it
Postcodes
CF34
Population
about 21,000
Area
Mid Glamorgan
Pricing region
Wales

What is the ground like in Mid Glamorgan?

We cover Maesteg and its postcode districts CF34, part of Mid Glamorgan, with a population of roughly 21,000. Neighbouring towns we cover: Neath (7 miles), Bridgend (8 miles) and Tonypandy (9 miles).

Mid Glamorgan has a mix of ground, with clay in some places and firmer rock in others. Historic coal workings are recorded beneath parts of Mid Glamorgan, and a coal mining search is worth checking where movement is unexplained. Across Mid Glamorgan, most homes are long stone and brick terraces on valley sides, Victorian houses in Bridgend and post-war estates.

Guide prices for subsidence repairs in Maesteg

For Maesteg we use Wales rates. Treat the table as a budget guide, inc VAT; the price you pay is the one on your written quote.

Guide prices inc VAT on Wales rates. Items marked est. are our estimates.
ItemGuide pricePer
Structural engineer's investigation and report£460 – £1,850per property
CCTV drain survey (common first check)£140 – £320per survey
Typical repair once the cause is dealt with: crack stitching and making goodest.£2,300 – £11,000per property
Foundation strengthening where it is needed (see underpinning)£920 – £3,200per metre of wall

Methods for subsidence repairs

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

Remove the cause, then repair

Most subsidence is dealt with this way. The drain is repaired or the vegetation managed, the house is watched to confirm it has stabilised, and then the cracks are stitched, repointed and made good inside. It is the least disruptive route and usually the cheapest.

Best for: Clay movement or drain leaks where the cause can be removed

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. Deal with the cause

    Drains are repaired, vegetation is managed on the engineer’s advice, or a foundation scheme is designed if nothing else will work. Where monitoring is recommended, readings run for several months to show the movement has stopped.

Symptoms that point to subsidence repairs

  • Diagonal cracks wider at the top, running from window or door corners
  • Cracks that open in summer and partly close again in winter
  • A gap opening between the skirting board and the floor

Rules for subsidence repairs in Wales

In Wales, the Welsh version of the Building Regulations applies. Underpinning and other work that alters or strengthens the structure needs building control approval and inspection; like-for-like repairs often do not. The Party Wall etc. Act 1996 applies to work on party walls and excavation close to a neighbour’s foundations.

Frequently asked questions

How much should I budget for subsidence repairs in Maesteg?

Guide prices for subsidence repairs in Maesteg start from about £2,300 per property, including VAT, on Wales rates. Your fixed written price follows photos or a survey and depends on the extent of the work and access.

Can you survey a property in Maesteg?

We do. Maesteg and the surrounding area are covered, including nearby Neath and Bridgend. A free initial assessment from your photos is the first step.

Why do houses in Mid Glamorgan crack?

Mid Glamorgan lies on the South Wales coalfield, with dense historic workings, spoil tips and steep valley sides. Landslip, retaining walls and mining legacy are all live issues in the valleys. 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.

Do you need to visit before giving a price?

Not at first. We give a free initial assessment from your photos or a call, and a no-obligation written quote once the scope is clear. A fixed price follows in writing once the repair is specified, which normally needs a survey.

Related work in Maesteg

Subsidence repairs near Maesteg

Photos of the inside and outside of the cracked wall are the quickest way to start; send them and we will reply about your Maesteg home with a guide price.

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