Sunderland · Tyne and Wear
Underpinning in Sunderland
Homeowners in Sunderland often ask whether underpinning can be avoided, and in many cases it can. When movement continues after drains and trees have been dealt with, a well-designed scheme carries the house down to ground that no longer shifts with the seasons.
Guide price from£920per metre of wall inc VAT
- Postcodes
- SR1, SR2, SR9
- Population
- about 170,000
- Area
- Tyne and Wear
- Pricing region
- North East
What is the ground like in Tyne and Wear?
With roughly 170,000 people, Sunderland spans postcode districts SR1, SR2, SR9 in Tyne and Wear. If you are just outside Sunderland, we also cover Seaham (5 miles), Washington (5 miles) and Houghton-le-Spring (6 miles).
Parts of Tyne and Wear have clay that can shrink near trees in dry spells. Historic coal workings are recorded beneath parts of Tyne and Wear, and a coal mining search is worth checking where movement is unexplained. Housing stock in Tyne and Wear: Tyneside flats and terraces, Victorian villas, inter-war council estates and post-war semis.
How much will underpinning cost in Sunderland?
The ranges below reflect typical North East costs for underpinning, including VAT. Scaffold, access and making good can push a job to the top of the range.
| Item | Guide price | Per |
|---|---|---|
| Mass-concrete underpinning | £920 – £1,400 | per metre of wall |
| Beam-and-base underpinning | £1,400 – £2,300 | per metre of wall |
| Mini-piled underpinning | £1,850 – £3,200 | per metre of wall |
| Engineer's design and building control feesest. | £735 – £2,300 | per scheme |
Which repair method suits a home in Sunderland?
Mass concrete underpinning
The traditional method. Short sections under the wall are dug out in a set sequence, usually about a metre at a time, and filled with concrete before the next section is opened. It suits moderate depths and good access, and it needs little specialist plant.
Best for: Shallow failures on firm ground found at moderate depth
Beam-and-base underpinning
A reinforced concrete beam is cast beneath or alongside the existing footing and carries the wall onto mass concrete bases at intervals. It spreads load well across variable ground and can mean less digging than continuous underpinning along the whole wall.
Best for: Longer runs of wall or heavier loads over variable ground
What happens when we carry out underpinning in Sunderland?
Engineer’s investigation
An independent chartered structural engineer studies the monitoring results, trial pits and soil tests, then decides whether underpinning is needed and which method suits. We can arrange the engineer if you do not already have one.
Design and approvals
The engineer produces drawings and calculations. We make the building control or building warrant application, and party wall notices are served where the law requires them, before any digging starts.
Crack repairs and handover
Once the new foundation has cured, cracks are stitched and repointed, inside walls are made good, and paths or patios disturbed by the dig are reinstated. You receive the building control completion paperwork for your records.
Signs you may need underpinning
- Cracks that keep widening after the drains have been repaired
- Movement continuing through more than one winter of monitoring
- Footings found to be very shallow during a trial pit
Rules for underpinning 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.
Underpinning in Sunderland: questions and answers
What is the price of underpinning in Sunderland?
Guide prices for underpinning in Sunderland start from about £920 per metre of wall, including VAT, on North 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 underpinning in Sunderland?
Yes. We take enquiries from across Sunderland, including SR1, SR2, SR9, and from nearby places such as Seaham and Washington. Send photos for a free initial view and we will tell you what happens next.
Does the ground around Sunderland cause cracking?
Tyne and Wear lies on the Durham and Northumberland coalfield, with old shallow workings recorded beneath parts of Newcastle, Gateshead and Sunderland, mostly under a cover of glacial clay. Only an investigation can say why a particular building has moved.
Will underpinning affect selling my house?
It needs explaining to buyers, but a properly documented scheme is far better than unresolved movement. Keep the engineer’s design, the building control completion certificate and any insurance paperwork. Lenders and surveyors will usually ask for these before agreeing a sale.
Which underpinning method is best?
The right method depends on how deep firm ground lies, the load on the wall and the access. Mass concrete suits moderate depths, beam-and-base spreads heavier loads, and mini-piles reach deep soft ground or work through tight access. The engineer chooses the method from the site investigation.
More repairs we carry out in Sunderland
- Subsidence insurance claim repairs
- Resin injection ground stabilisation
- Roof structure repairs
- Brick arch repairs
- Retaining wall repairs
Underpinning near Sunderland
If your insurer has agreed underpinning for your Sunderland home, share the loss adjuster’s schedule and we will price the repair to it in writing.