Steel BeamInstallers
Victorian side return extension with grey steel beams and roof rafters

Side return extension steels · Burry Port

Side return extension steels in Burry Port

Side return extension steels for homes in SA15, SA16, designed by a structural engineer.

  • Survey, design and installation in one
  • Covering SA15, SA16
  • Inspected before it is covered

Free survey in Burry Port

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  • Free survey visit
  • Engineer's calculations arranged
  • Building control handled
  • Fixed written price once scope is agreed
  • England, Wales, mainland Scotland & NI

Planning side return extension steels in Burry Port

Need side return extension steels in Burry Port? The wider Carmarthenshire area is covered as well. We survey the property, arrange the engineer's design, deal with Carmarthenshire County Council, fit the steel and make good, all under one quote for SA15 and SA16 addresses.

Many Victorian and Edwardian terraces have a narrow back wing, often called an outrigger, with a strip of yard down one side. Infilling that strip turns a galley kitchen into a wide family room, but the outrigger's side wall usually holds up a bathroom or bedroom above, so it has to be replaced with steel.

Things to plan for

  • Fitting the steel frame for a side return usually takes a few working days on site, depending on how many beams and columns there are. It is scheduled with the builder so the new space can be roofed and weathertight soon after the old wall comes down.
  • The kitchen is usually out of use while the side wall comes down and the frame goes in, so many households set up a temporary kitchen elsewhere in the house. The rest of the property normally stays in use throughout the steel stage.
  • Bathrooms above outriggers are common, and their floors carry baths, tiles and water. The engineer allows for those loads, and any soil pipe or waste running down the side wall is rerouted before the wall comes out.
  • The number of beams, columns and connections drives steel cost more than the length of the side return alone. Keep the calculations, any party wall paperwork and the completion certificate together for when the house is sold.
  • Where the beam along the old side wall meets a beam across the main house, the junction carries a heavy point load. The engineer usually details a column or a bolted connection there, which needs a solid foundation beneath it.

Four stages, one team

  1. Free visit

    A short visit to Burry Port to see the job, agree what you want and check the bearings, floors and services that affect the design.

  2. Calculations

    The engineer's calculations and a simple drawing are prepared for your opening and shared with you before anything is ordered.

  3. Building control

    We submit the application or notice to Carmarthenshire County Council under the Building Regulations as they apply in Wales, before work starts.

  4. Steel in, made good

    On site we prop, open up, fit and pack the steel, then fire protect, box in and plaster once the inspection is done.

Guide prices for side return extension steels in Burry Port

As a guide, budget £3,200–£7,750 including VAT for side return extension steelwork in Burry Port, based on published UK cost guides adjusted for prices in Wales (-9%).

JobTypical guide rangeWhat it usually covers
Side return extension steelwork£3,200–£7,750Beams and posts along the old side wall line, propping and approvals (extension build extra)
Fire protection to a steel beam£140–£550 per beamFire-rated board boxing or an intumescent coating system as specified
Steel column or post£460–£1,360 per columnColumn supplied and fitted with base and cap plates on a pad foundation
Structural calculations for a beam£230–£680Site measure or photos, beam and padstone design and calculations for building control

Figures include our approximate regional adjustment for prices in Wales (-9%) and are rounded. How these figures are worked out.

Building rules for Burry Port

Welsh building regulations treat beams and new openings as controlled building work. We apply to Carmarthenshire County Council on your behalf before anything is removed, give the commencement notice the 2026 Welsh rules require, and the steel is checked before it is boxed in.

Where the steel bears into a wall shared with next door, notice must be served under the Party Wall etc. Act 1996. If your neighbour dissents, surveyors agree how the work is done before it starts.

Building rules in Wales

Side return extension steels near Burry Port

Side return extension steels in Burry Port: your questions

How much do side return extension steels cost in Burry Port?

As a guide, budget £3,200–£7,750 including VAT for side return extension steelwork in Burry Port, based on published UK cost guides adjusted for prices in Wales (-9%). The exact figure depends on the span, what the wall carries, access and the finish, and is fixed in writing once the scope is agreed.

Do I need a party wall agreement for side return extension steels in Burry Port?

Yes, if the beam bears into a shared wall: the Party Wall etc. Act 1996 applies in England and Wales, and a party structure notice must be served at least two months before that work starts. We arrange it through a party wall surveyor.

What steels do I need for a side return extension?

Usually a long beam along the line of the old outrigger side wall, often a second beam opening the back of the main house, and one or more columns where the loads meet. The exact arrangement depends on the house and the layout, and a structural engineer specifies every beam, column and connection.

How long does it take to fit side return steels?

Most side return steel frames take two to five working days on site, depending on the number of beams and columns and how easy access is. That covers propping, removing the old side wall, fitting the steels and packing them. Fire protection and finishes follow afterwards.

Do I need planning permission for a side return extension?

It depends on the house and where it is. Some side return infills can be built under permitted development, but the rules for side extensions are restrictive, and conservation areas and listed buildings add further controls. Check with your local planning authority or architect before committing to a design.

Planning to take a wall out?

Book a free survey visit. You get an itemised written quote covering calculations, building control, steel and making good.