On time/ professional/ time served/trustworthy
Need to find an Extension Builder near you for all your extension buildering work?
TK Builders provides a local, trusted extension builderi...
MM Building Services is an established and experienced local extension builder in Tynemouth. Please contact us for a free, no obligation quote and ...
Oscar Carballo
I have over 40 years experience in the field of construction. Thank you and I hope I will be of service to you.
Trusted and professional extension builder in Tynemouth. Experienced in all extension buildering work and keeping within budget and on quote. DGS P...
Arrowhead Construction is a trusted extension builder serving customers in Tynemouth and the surrounding area. Contact us to today to get a competi...
Relax... you have found a reliable extension builder in Tynemouth. SB Building Solutions is a friendly and reliable company based in Tynemouth who ...
Dave Ogle is an established and experienced local extension builder in Tynemouth. Please contact us for a free, no obligation quote and competitive...
Phil
Skyline Loft Conversions (NE) Ltd is an established and experienced local extension builder in Tynemouth. Please contact us for a free, no obligati...
Relax... you have found a reliable extension builder in Tynemouth. Gdt builders is a friendly and reliable company based in Tynemouth who consider ...

How much RSJs cost for supply and installation varies depending on the size, type and load-bearing properties, but in Tynemouth it ranges from £1,240 (OCC Construction based in NE10) to £2,680 (Key Building Solutions based in NE9).
Comparing extension builders estimates for fitting an RSJ gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get rates and quotes to install an RSJ in Tynemouth by posting a job with HaMuch and we will send it to extension builders in Tynemouth.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Install An RSJ near Tynemouth | £36 | £257 |
| Install An RSJ near North Tyneside | £35 | £253 |
| Install An RSJ near South Shields | £36 | £257 |
| Install An RSJ near Whitley Bay | £38 | £268 |
| Install An RSJ near Wallsend | £34 | £245 |
| Install An RSJ near South Tyneside | £34 | £261 |
| Install An RSJ near Jarrow | £34 | £262 |
| Install An RSJ near Hebburn | £34 | £246 |
| Install An RSJ near Longbenton | £34 | £234 |
| Install An RSJ near Cramlington | £36 | £256 |
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 - £17,468

Two storey extension - £87,952

Build a timber frame extension - £25,968

Build a swimming pool - £80,968

Single storey extension - £54,360

Side return extension - £41,140

Install an RSJ - £2,168

Outbuilding - £9,968

Build a Mansard loft conversion - £51,968

Loft conversion - £33,450

Build a kitchen extension - £41,968

Hip to gable loft conversion - £41,968

Granny annexe - £86,968

Garden office - £9,968

Convert a Garage - £15,968

Garage - £18,468

Build a flat roof extension - £21,968

Build a dormer loft conversion - £41,968

Concrete foundations - £6,218

Convert a bungalow loft - £28,968

Convert a basement - £37,140