Wayne Parsons
An experienced quality tradesman who is a member of the federation of master builders.
Any projects will be undertaken safely, professio...

Underpinning ranges from £18,236 (WMP Builders based in TA9) to £18,236 (WMP Builders based in TA9), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in TA9 by posting a job with HaMuch and we will send it to extension builders in TA9.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bridgwater | £30 | £236 |
| Underpin A Building near Weston-super-Mare | £33 | £253 |
| Underpin A Building near North Somerset | £32 | £245 |
| Underpin A Building near Clevedon | £32 | £243 |
| Underpin A Building near Taunton | £31 | £242 |
| Underpin A Building near Penarth | £35 | £219 |
| Underpin A Building near South Somerset | £62 | £270 |
| Underpin A Building near Portishead | £33 | £247 |
| Underpin A Building near Barry | £33 | £223 |
| Underpin A Building near Cardiff | £34 | £219 |
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Underpin a building - £18,236

Two storey extension - £89,104

Build a timber frame extension - £26,736

Build a swimming pool - £81,736

Single storey extension - £69,720

Side return extension - £49,780

Install an RSJ - £2,936

Outbuilding - £10,736

Build a Mansard loft conversion - £52,736

Loft conversion - £40,650

Build a kitchen extension - £42,736

Hip to gable loft conversion - £42,736

Granny annexe - £87,736

Garden office - £10,736

Convert a Garage - £16,736

Garage - £19,236

Build a flat roof extension - £22,736

Build a dormer loft conversion - £42,736

Concrete foundations - £6,986

Convert a bungalow loft - £29,736

Convert a basement - £45,780