Steel BeamInstallers
Victorian house mid-conversion into flats with new steel beams and stud walls

Flat & HMO conversion steels · Cardigan

Flat & HMO conversion steels in Cardigan

Flat & HMO conversion steels in Cardigan, from free survey to completion certificate.

  • Survey, design and installation in one
  • Covering SA43
  • Inspected before it is covered

Free survey in Cardigan

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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

About our flat & HMO conversion steels service in Cardigan

For homes in Cardigan and the SA43 district, we handle flat & HMO conversion steels from survey to sign-off. The wider Ceredigion area is covered as well. The beam is sized by a structural engineer and inspected before it is boxed in.

We supply and install steelwork for landlords, developers and their builders, working from the engineer's design and fitting in with the wider conversion. We arrange structural calculations, handle building control for the structural work or feed into your existing application, and fire protect the steel to the period the scheme requires.

Things to plan for

  • Floors and walls between flats must resist the spread of fire, and steel holding up those floors needs protection to match. Where a beam passes through a separating wall or floor, the gaps around it are fire-stopped so the separation stays continuous.
  • Keep the structural calculations, building control completion certificate and fire protection records together in one place. They are needed for signing off the conversion, and buyers, lenders and licensing officers may ask to see them later.
  • Many HMOs need a licence from the local council, with conditions covering room sizes, shared facilities and fire safety. Licensing runs alongside building regulations rather than replacing them, so the layout and steelwork should suit both from the outset.
  • A conversion to flats or an HMO may need planning permission for the change of use, depending on the scheme, its size and any local restrictions. Checking the planning position before design work begins avoids redesigning the layout and its steel later.
  • Steelwork is usually one of the first structural stages in a conversion. Getting beams in, inspected and fire protected early lets partitions, services and separating construction follow on, so any delay to the steel tends to hold up every trade after it.

How the job runs in Cardigan

  1. Free visit

    A short visit to Cardigan 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 Ceredigion 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 flat & HMO conversion steels in Cardigan

As a guide, budget £2,300–£8,200 including VAT for steelwork for a flat or HMO conversion in Cardigan, based on published UK cost guides adjusted for prices in Wales (-9%).

JobTypical guide rangeWhat it usually covers
Steelwork for a flat or HMO conversion£2,300–£8,200Beams and posts for a revised layout, with approvals; fire and sound separation priced with the conversion
Building control fees£230–£590Application fee and inspections under the Welsh building regulations; varies by council or approver
Loft conversion steels£2,300–£5,450Supply and fit of floor and ridge steels on padstones, including lifting into the roof space
Steel column or post£460–£1,360 per columnColumn supplied and fitted with base and cap plates on a pad foundation

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

Approvals in Cardigan

In Wales, structural alterations come under the Building Regulations 2010 as they apply in Wales. Ceredigion County Council handles building control for Cardigan. For work started or approved from 1 July 2026, the Welsh system uses an application to building control, dutyholders appointed in writing, a commencement notice before work starts and a compliance statement at the end.

The Party Wall etc. Act 1996 applies in Wales as well as England, so a beam bearing into a shared wall needs a party structure notice at least two months before work starts. We arrange notices through a party wall surveyor.

Building rules in Wales

Flat & HMO conversion steels near Cardigan

Local questions answered

What happens at the survey visit in Cardigan?

We look at the wall, the floor and ceiling either side and what sits above, measure the opening you want, and note cables, pipes and access for the steel. It usually takes under an hour and there is no charge.

Do you cover Cardigan for flat & HMO conversion steels?

Yes. We carry out flat & HMO conversion steels in Cardigan and the SA43 postcode districts. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

Can you install the steel while my main contractor runs the conversion?

Yes. On many conversions the steelwork is installed as a package within a wider build, working to the main contractor's programme and the engineer's design. We coordinate propping, deliveries and building control inspections for the steel so the other trades can follow on smoothly once it is in.

Do I need an HMO licence before converting a house?

Possibly. Many HMOs need a licence from the local council, and some areas license smaller HMOs too. Licensing covers room sizes, amenities and fire safety, and it is separate from planning and building regulations. Check the council's requirements early, as they can affect the layout and therefore the steelwork needed.

Do I need planning permission to convert a house into an HMO?

You may, depending on the size of the HMO, where it is and any local restrictions. In some areas smaller HMOs can be formed without a planning application, while larger ones, and conversions into self-contained flats, usually need permission. Check with the local planning authority before committing to a layout and its steelwork.

Do I need a party wall agreement for flat & HMO conversion steels in Cardigan?

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.

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.