Steel BeamInstallers
Loft conversion with steel beams on padstones and new floor joists

Loft conversion steels · Coleraine

Loft conversion steels in Coleraine

Steelwork, approvals and making good for loft conversion steels in Coleraine and nearby.

  • Itemised written quote
  • Beam sized by a structural engineer
  • Covering Coleraine and nearby

Free survey in Coleraine

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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

Loft conversion steels in Coleraine: how it works

We carry out loft conversion steels in Coleraine, covering the BT52 postcode district. The wider Causeway Coast and Glens area is covered as well. The job starts with a free survey visit so the engineer's calculations are based on your actual walls, floors and loads.

We fit the steel package for loft conversions, either as part of the full project or alongside your loft builder. That means the engineer's design, building control, getting long steels into a roof space safely, bedding them on padstones and packing them before the new floor and dormer go on.

Key points for your project

  • Headroom in the finished loft depends partly on where the floor steels sit. Setting them low, between the existing ceiling joists, keeps more height upstairs, and the engineer and loft designer agree the levels together.
  • Building regulations also cover escape from the new room in a fire. In a typical house that often means a protected stairway with fire doors from the loft down to an exit, so the steel design sits within a wider fire safety approval.
  • Steels supporting a loft floor commonly need 30-minute fire resistance in a typical house. That is usually achieved with fire-rated plasterboard below and around the steel, to the specification agreed with building control.
  • Water tanks, cables, aerial leads and bathroom extract ducts often sit exactly where the steel needs to go. They are moved before the beams arrive, and old cold water tanks are frequently removed as part of the wider loft project.
  • Many later twentieth-century homes have trussed rafter roofs, with diagonal timbers running through the whole loft. Converting these involves more steel and new timber, because each truss is cut and its load has to be re-routed by design.

What happens, step by step

  1. Survey in Coleraine

    We visit, look at the wall and what sits above it, measure the opening and note services, access and how the steel can be brought in.

  2. Engineer's design

    A structural engineer sizes the beam, padstones and any posts, and sets out the temporary support needed while the wall is out.

  3. Building control

    A full plans application or building notice goes to Causeway Coast and Glens Borough Council under the Building Regulations (Northern Ireland) 2012 before work begins.

  4. Install and sign-off

    Props go in, the opening is formed, the steel is set and packed, building control inspects it, and we make good.

Guide prices for loft conversion steels in Coleraine

As a guide, budget £2,150–£5,150 including VAT for loft conversion steels in Coleraine, based on published UK cost guides adjusted for prices in Northern Ireland (-14%).

JobTypical guide rangeWhat it usually covers
Loft conversion steels£2,150–£5,150Supply and fit of floor and ridge steels on padstones, including lifting into the roof space
RSJ supply and fit (single beam)£690–£2,150 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)
Fire protection to a steel beam£130–£520 per beamFire-rated board boxing or an intumescent coating system as specified
Temporary works and propping£130–£430Props, spreaders, needles and sole plates for a typical opening, installed and struck

Figures include our approximate regional adjustment for prices in Northern Ireland (-14%) and are rounded. How these figures are worked out.

Approvals in Coleraine

Building control in Coleraine is run by Causeway Coast and Glens Borough Council. Beams and new openings are controlled work under the Northern Ireland regulations, so we apply before anything is removed and the steel is inspected before it is covered.

Northern Ireland has no Party Wall Act, so there is no statutory notice to serve. Where the steel bears into a shared wall, the title deeds and the general law apply, and agreeing the work with your neighbour in writing first is good practice.

Building rules in Northern Ireland

Loft conversion steels near Coleraine

Loft conversion steels in Coleraine: your questions

Do you cover Coleraine for loft conversion steels?

Yes. We carry out loft conversion steels in Coleraine and the BT52 postcode districts. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

What happens at the survey visit in Coleraine?

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.

Can I stay in my house during a loft conversion?

Usually, yes. Most of the steel work happens in the roof space, with access through the loft hatch or a roof opening, so the rest of the house stays usable. Expect noise while pockets are cut into the walls and some dust on the landing, which is screened off.

Do loft conversion steels need fire protection?

Usually, yes. Steel loses strength in a fire, and the beams carrying the new floor are elements of structure. In a typical house they commonly need 30-minute fire resistance, often provided by fire-rated plasterboard around and below the steel, as agreed with building control.

How do you get steel beams into a loft?

It depends on access. Beams are often passed in through an opening made in the roof or a gable window, or brought up in shorter sections and bolted together in the loft where the engineer's design allows. For long or heavy steels a hoist or crane may be used, planned in advance.

Do you also work near Coleraine?

Yes. We also cover nearby towns including Portrush, Ballymoney, Limavady and Ballycastle.

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.