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Somerset · England

Bowing wall repairs in Somerset

Across Somerset, requests for bowing wall repairs usually begin with a crack someone has noticed getting wider. Parts of Somerset have clay that can shrink near trees in dry spells. A repair only lasts if the reason for the movement has stopped.

Guide price from£1,050per wall inc VAT

Gable wall of an end-terrace with round restraint tie plates fixed through it
Area
Somerset
Pricing region
South West
Ground
Clay in parts
Towns listed
11

What is the ground like in Somerset?

Somerset mixes Lias clays, Mercia Mudstone, limestone hills and the peat and alluvium of the Levels around Bridgwater, which can settle. The former Somerset coalfield around Radstock and Midsomer Norton left recorded workings.

Parts of Somerset lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. Housing stock in Somerset: Bath stone Georgian terraces, Victorian houses in Taunton and Weston-super-Mare, and post-war estates.

Is it time for bowing wall repairs? Common signs

  • Horizontal cracking at first-floor or ceiling level
  • Window frames pulling away from the brickwork at the sides
  • Gaps opening between floorboards and the skirting on an outside wall
  • A visible belly in the wall when you sight along it

What should you budget for bowing wall repairs in Somerset?

Prices in Somerset are worked out on South West 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.

Guide prices inc VAT on South West rates. Items marked est. are our estimates.
ItemGuide pricePer
Lateral restraint for a typical gable£1,050 – £3,100per wall
Remedial restraint ties installed£25 – £60per tie
Partial rebuild of a badly distorted sectionest.£3,100 – £8,250per section

Repair options we may recommend

Lateral restraint straps

Galvanised or stainless straps are fixed across three or more joists or rafters, turned down against the inside face of the wall and fixed into the masonry. They work well at ceiling and roof level, where the fixings stay hidden.

Best for: Gables and walls bowing near ceiling or roof level

Partial rebuild

A section that has bowed beyond safe limits, or where bricks have crushed, is propped, taken down and rebuilt plumb with restraint built in. It is the most disruptive option, so it is kept to the area that genuinely needs it.

Best for: Badly distorted sections that cannot be tied back

Restraint ties into the floor

Stainless restraint ties are drilled through the wall and fixed into the floor joists or into blocking between them. Where joists run parallel, noggins are fitted across several joists so the tie has something solid to hold. A neat plate or a buried fixing is left on the outside face.

Best for: Walls bowing at floor level where joists run alongside

What to expect when we carry out bowing wall repairs

  1. Decide restrain or rebuild

    If the wall is badly out of plumb, has bricks crushing or follows removed internal walls, we recommend an engineer, and can arrange one. Their view sets whether restraint is enough or a section needs rebuilding.

  2. Open up inside

    Floorboards or a ceiling strip are lifted along the affected wall to expose the joists. We fit noggins where joists run alongside, and plan furniture moves with you, since this is the most disruptive part of the job.

  3. Fit the ties and straps

    Ties are drilled through and fixed, or straps fitted and secured, at the spacing specified. Any rebuild is carried out at this stage, with temporary propping in place until the new brickwork has gained strength.

Bowing wall: wall tied back to the floor structure with lateral restraintRESTRAINT TO JOISTSBULGEFLOOR STRUCTUREINDICATIVE · NOT TO SCALE
Bowing wall: wall tied back to the floor structure with lateral restraint. Indicative drawing, not to scale.

Do you need approval for bowing 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.

Bowing wall repairs near you in Somerset

Your bowing wall repairs questions

Does the ground around Bath cause cracking?

Somerset mixes Lias clays, Mercia Mudstone, limestone hills and the peat and alluvium of the Levels around Bridgwater, which can settle. The former Somerset coalfield around Radstock and Midsomer Norton left recorded workings. Parts of Somerset lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. Only an investigation on site can say why a particular building has moved.

How much will bowing wall repairs cost in Somerset?

On South West rates, bowing wall repairs starts from about £1,050 per wall, including VAT. The written price depends on the extent of the damage, access and whether an engineer or building control is needed.

Is a bowing wall dangerous?

A bowing wall is not always dangerous, but it should never be ignored. Many have been slightly out of line for decades. A bow that is growing, crushing bricks or appeared after building work is more serious, and an engineer should look at it promptly. Your engineer will confirm.

Does a bowing wall need an engineer?

Often it does, especially if the bow is large, growing or linked to removed internal walls or chimney breasts. Small, long-standing bows can sometimes be restrained to a standard detail. Where the repair needs an engineer’s design or sign-off, we can arrange an independent chartered structural engineer.

How do I know if my wall is bowing?

Hold a long spirit level or a taut string against the wall and look for a gap in the middle. From inside, gaps between floorboards and skirting on an outside wall are a common clue. Photos showing the gap help us judge it before a visit.

More repairs we carry out in Somerset

Next step

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