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Devon · England

Boundary and garden wall repairs in Devon

Homes in Devon are mostly cob and stone cottages. That matters for boundary and garden wall repairs: footings, wall construction and mortar all vary with the age of the building. Shrinkable clay is less common in Devon than in south-east England.

Guide price from£310per wall inc VAT

Leaning front garden wall with a crack beside a newly rebuilt section with piers
Area
Devon
Pricing region
South West
Ground
Mostly firmer ground
Towns listed
10

How do local ground conditions affect boundary and garden wall repairs in Devon?

Devon's ground is mostly older mudstones, sandstones and granite, so shrinkable-clay subsidence is less widespread than further east. Older solid-walled and cob buildings, steep sites and retaining walls are the more common structural concerns.

Old metal-mine shafts and workings are recorded in places, so mining searches are routine for some properties. Housing stock in Devon: Cob and stone cottages, Victorian terraces in Exeter, Plymouth and Torbay, and post-war estates.

How much will boundary and garden wall repairs cost in Devon?

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

Guide prices inc VAT on South West rates. Items marked est. are our estimates.
ItemGuide pricePer
Repointing and minor repairsest.£310 – £1,250per wall
Rebuilding a leaning sectionest.£155 – £360per m² of wall face
New brick piersest.£260 – £620per pier

Which repair method suits a home in Devon?

Dealing with roots and soil loading

Soil banked against the wall is dug back. Where roots are the cause, the wall can be rebuilt with a lintel bridging the root zone, or realigned to give the tree room. Decisions about the tree are made with its owner and, where needed, a tree specialist.

Best for: Walls lifted by roots or pushed over by banked soil

Repointing and minor repairs

Weak mortar is raked out and the wall repointed in a mortar that suits the bricks, and damaged bricks are replaced with matching ones. Loose copings are rebedded or replaced with a design that throws water clear of both faces. This is often enough for an upright wall.

Best for: Upright walls with weathered joints, loose copings or spalled bricks

New piers and movement joints

Brick piers are built at intervals along the wall, bonded in or tied with stainless fixings, to stiffen it against wind and lean. Vertical movement joints are cut where a long run keeps cracking. Gate piers are rebuilt larger and on deeper footings where they carry heavy gates.

Best for: Long walls with regular cracks, or weak gate piers

What happens when we carry out boundary and garden wall repairs in Devon?

  1. Photos and ownership

    Send photos of the whole wall and close-ups of cracks, the lean and the coping, plus any nearby trees. Tell us whether the wall is yours, shared or your neighbour’s, as that affects who can instruct the work.

  2. Site assessment

    On site we check the lean with a level, look at the footing where it can be seen, note the bricks and mortar, and check for trees, soil loading and gate loads. If the wall turns out to be retaining soil, we treat it as a retaining wall.

  3. Written quote

    You receive a no-obligation written quote that separates repointing, rebuilt sections, new piers and copings, so you or your neighbour can see each part. It becomes a fixed price in writing once the repair is specified.

Signs you may need boundary and garden wall repairs

  • Coping stones or brick-on-edge tops loose, cracked or missing
  • Vertical cracks at regular intervals along a long run of wall
  • Wall rocking or moving slightly when pushed at the top
  • A tree close to the wall, with the base lifted or cracked
Boundary wall: leaning section rebuilt on a footing with brick piersLEANING SECTIONREBUILT WITH PIERSROOTS / NO FOOTINGINDICATIVE · NOT TO SCALE
Boundary wall: leaning section rebuilt on a footing with brick piers. Indicative drawing, not to scale.

Do you need approval for boundary and garden wall 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.

Boundary and garden wall repairs near you in Devon

Boundary and garden wall repairs in Devon: questions and answers

Does the ground around Plymouth cause cracking?

Devon's ground is mostly older mudstones, sandstones and granite, so shrinkable-clay subsidence is less widespread than further east. Older solid-walled and cob buildings, steep sites and retaining walls are the more common structural concerns. Old metal-mine shafts and workings are recorded in places, so mining searches are routine for some properties. Only an investigation on site can say why a particular building has moved.

How much will boundary and garden wall repairs cost in Devon?

On South West rates, boundary and garden wall repairs starts from about £310 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 leaning garden wall dangerous?

It can be, particularly a tall wall, a front wall by a pavement or one that moves when pushed. A slight lean that has not changed for years may be stable, but a wall leaning more each year should be kept clear and repaired before a storm finds it.

Does the Party Wall Act apply to garden walls?

It can, in England and Wales. A boundary wall that stands astride the line of junction, used by both owners, can be a party fence wall under the Party Wall etc. Act 1996, and some work to it needs notice. A wall wholly on one side is not covered in the same way. Scotland and Northern Ireland have no Party Wall Act.

Who is responsible for a boundary wall?

Responsibility depends on who owns the wall, which is shown in your title deeds and plans, or may be shared. A wall built on the line between two properties is often jointly owned. Check the deeds first and agree repairs with your neighbour, and in England and Wales check whether the Party Wall Act applies.

More repairs we carry out in Devon

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.

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