Edinburgh · Edinburgh and the Lothians
Underpinning in Edinburgh
Underpinning a house in Edinburgh starts with proof that it is needed, not with a digger. An independent engineer looks at the monitoring and ground investigation, then chooses between mass concrete, beam-and-base or mini-piles for that particular wall and soil.
Guide price from£950per metre of wall inc VAT
- Postcodes
- EH1, EH2, EH3
- Population
- about 510,000
- Area
- Edinburgh and the Lothians
- Pricing region
- Scotland
What should you know about the ground under Edinburgh?
Edinburgh, Edinburgh and the Lothians: about 510,000 residents across postcode districts EH1, EH2, EH3. If you are just outside Edinburgh, we also cover Musselburgh (6 miles), Bonnyrigg (6 miles) and Mayfield (8 miles).
Shrinkable clay is less common in Edinburgh and the Lothians than in south-east England. Parts of Edinburgh and the Lothians lie on a former coalfield, so a coal mining search is worth checking if movement has no obvious cause. What you mostly find across Edinburgh and the Lothians: sandstone tenements and Georgian terraces, miners' rows, bungalows and post-war estates.
Signs you may need underpinning
- Movement continuing through more than one winter of monitoring
- A large tree nearby that cannot be removed or reduced
- Cracks that keep widening after the drains have been repaired
How much will underpinning cost in Edinburgh?
For Edinburgh we use Scotland rates. Treat the table as a budget guide, inc VAT; the price you pay is the one on your written quote.
| Item | Guide price | Per |
|---|---|---|
| Mass-concrete underpinning | £950 – £1,400 | per metre of wall |
| Beam-and-base underpinning | £1,400 – £2,400 | per metre of wall |
| Mini-piled underpinning | £1,900 – £3,300 | per metre of wall |
| Engineer's design and building control feesest. | £760 – £2,400 | per scheme |
Which repair method suits a home in Edinburgh?
Mini-piled underpinning
Small-diameter piles are driven or bored down to firm ground and linked by a reinforced beam or needles that pick up the wall. Compact rigs fit through narrow access, and the method reaches depths that would be impractical to excavate by hand.
Best for: Deep soft ground, tree roots, or restricted access
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
What happens when we carry out underpinning in Edinburgh?
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.
Fixed written price
With the design in hand we confirm a fixed price in writing, setting out the method, the length of wall, access arrangements and the making good. For insurance work we can price to the loss adjuster’s or engineer’s schedule.
Rules for underpinning in Scotland
In Scotland, underpinning and other structural alterations generally need a building warrant from the council’s building standards service before work starts, and a completion certificate at the end; small like-for-like repairs often do not. There is no Party Wall Act in Scotland; shared walls are covered by title deeds and, for flats, the Tenements (Scotland) Act 2004.
Underpinning in Edinburgh: questions and answers
How much will underpinning cost in Edinburgh?
Guide prices for underpinning in Edinburgh start from about £950 per metre of wall, including VAT, on Scotland rates. Your fixed written price follows photos or a survey and depends on the extent of the work and access.
Do you cover Edinburgh?
Yes. We take enquiries from across Edinburgh, including EH1, EH2, EH3, and from nearby places such as Musselburgh and Bonnyrigg. Send photos for a free initial view and we will tell you what happens next.
Is the ground in Edinburgh and the Lothians prone to subsidence?
Edinburgh is volcanic and sedimentary rock with glacial till, while the Midlothian and East Lothian coalfields and oil-shale workings in West Lothian have left recorded mine workings and bings. Only an investigation can say why a particular building has moved.
Can you underpin only part of a house?
Yes, partial underpinning of one corner or one wall is common, though the engineer must think about the junction with the unstrengthened part. A sudden change in foundation depth can cause new cracking, so the scheme may step down gradually or include a movement joint.
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.
Other structural repairs in Edinburgh
- Resin injection ground stabilisation
- Wall tie replacement
- Bowing wall repairs
- Concrete repairs
- Brick arch repairs
Underpinning near Edinburgh
If your insurer has agreed underpinning for your Edinburgh home, share the loss adjuster’s schedule and we will price the repair to it in writing.