Steel BeamInstallers
Steel beam half boxed in pink fire-rated plasterboard

Fire protection for steel beams · North Lanarkshire

Fire protection for steel beams in North Lanarkshire

Survey, engineer's design and installation of fire protection for steel beams anywhere in North Lanarkshire.

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

Free survey in North Lanarkshire

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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

What fire protection for steel beams involves in North Lanarkshire

Fire protection for steel beams is the layer of fire-rated board or intumescent coating applied to structural steel so it keeps its strength long enough in a fire for people to get out. Steel softens as it heats, so building regulations set a period of fire resistance for beams and columns, and the protection is chosen and applied to meet that period.

Fire protection for steel beams is one of the most common structural jobs in homes across North Lanarkshire. We work in Motherwell, Wishaw and Cumbernauld and the surrounding villages. Every job starts with a survey visit, then calculations from a structural engineer, so the steel suits the house in front of us rather than a rule of thumb.

Key points for your project

  • Intumescent paint looks like an ordinary coating but swells into a thick insulating char when heated. How well it performs depends on the dry film thickness, which varies with the steel section and fire period, so it is applied to a written specification.
  • A common fault is applying intumescent paint over the wrong primer, or over one of unknown type. The products must be compatible, so where steel was primed long ago the primer is identified or the surface is cleaned back before coating.
  • Exposed steel is popular in open-plan kitchens and loft spaces. An intumescent system can take a decorative top coat in most colours, although up close the finish has a slightly textured look compared with steel painted in a factory.
  • Fire boarding should not be cut into casually later on. Downlights, cables and pipes pushed through the boxing can weaken it, so services are planned before boarding, and any openings are sealed with suitable fire-stopping materials.
  • Damaged boxing or chipped intumescent paint should be repaired properly, not patched with ordinary filler. Small chips in a coating can usually be touched up with the same system, while a dented or holed box may need that board section replaced.

How the job runs in North Lanarkshire

  1. Survey in North Lanarkshire

    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 warrant

    A building warrant is applied for from North Lanarkshire Council, and work starts only once the warrant has been granted.

  4. Install and sign-off

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

What does fire protection for steel beams cost in North Lanarkshire?

As a guide, budget £140–£550 per beam including VAT for fire protection to a steel beam in North Lanarkshire, based on published UK cost guides adjusted for prices in Scotland (-9%).

JobTypical guide rangeWhat it usually covers
Fire protection to a steel beam£140–£550 per beamFire-rated board boxing or an intumescent coating system as specified
Plastering and making good£270–£1,090Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up
RSJ supply and fit (single beam)£730–£2,280 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)
Structural calculations for a beam£230–£680Site measure or photos, beam and padstone design and calculations for building standards

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

Approvals in North Lanarkshire

Steel beam work in North Lanarkshire needs a building warrant from North Lanarkshire Council. The structural design is part of the application, and the council's building standards team accepts the completion certificate once the work is done as approved.

There is no party wall notice system in Scotland. Instead, check your title deeds and, for flats, the tenement management scheme, and talk to neighbours early if the beam bears into a shared wall.

Building rules in Scotland

Fire protection for steel beams by town

Fire protection for steel beams in North Lanarkshire: your questions

How much does fire protection for steel beams cost in North Lanarkshire?

As a guide, budget £140–£550 per beam including VAT for fire protection to a steel beam in North Lanarkshire, based on published UK cost guides adjusted for prices in Scotland (-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.

Can I stay at home while the work is done in North Lanarkshire?

Usually, yes. The work area is screened and floors are protected. The rooms either side of the opening are out of action for a few days, and there is some noise and dust while the masonry comes out.

What is intumescent paint for steel beams?

Intumescent paint is a fire-protective coating that swells when heated, forming a thick insulating layer that slows the steel heating up. It lets you leave a beam on show while still meeting fire requirements. It must be applied at a specified thickness over a compatible primer, so it goes on to a written specification rather than like ordinary paint.

How long does intumescent paint take to apply?

Several days in most cases. Each coat has to dry before the next is applied, and the number of coats depends on the thickness needed. Cold or damp rooms slow drying, so the space is kept warm and ventilated, and the top coat goes on once the full build has been measured.

Will building standards check the fire protection on my beam?

Yes. Building standards looks at fire protection as part of the structural work, normally at or before the final inspection. For boxing they may want to see the board before it is skimmed, and for coatings they may ask for the product details and thickness readings. We keep these records ready for them.

How thick does intumescent paint need to be on a steel beam?

There is no single figure. The thickness depends on the steel section, how many sides are exposed and the fire period required, and the coating manufacturer's data sets the dry film thickness for each case. The applied thickness is measured with a gauge once the coats have dried and recorded for building standards.

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.