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

Fire protection for steel beams · Islington

Fire protection for steel beams in Islington

Steelwork, approvals and making good for fire protection for steel beams in Islington and nearby.

  • Survey, design and installation in one
  • Covering EC1, EC2, N1
  • Inspected before it is covered

Free survey in Islington

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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 fire protection for steel beams in Islington

Islington has a mix of housing, and fire protection for steel beams needs a slightly different approach in each. The wider London area is covered as well. Whatever the age of the property, the steel goes in on proper bearings with temporary support in place throughout.

A bare steel beam is strong at room temperature but loses much of its load-carrying capacity once it gets hot enough in a fire. If that beam holds up a floor or the walls above, it matters to everyone in the building. Fire protection slows the rate at which the steel heats up, buying time for people to get out safely.

Things to plan for

  • 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.
  • Older homes sometimes have steel fitted decades ago with no protection at all, or boxed in ordinary timber and hardboard. When this turns up during other work, we can check what is there and price protection to suit today's requirements.
  • Building control treats fire protection as part of the structural approval, not an optional extra. If unprotected steel is found at inspection, the completion certificate is normally held back until the protection is in place and has been checked.
  • 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.
  • Fire-rated plasterboard is denser than standard board and contains additives that slow the passage of heat. It usually has a pink or red face, and the number of layers and fixing pattern come from the system specification rather than being decided on site.

How the job runs in Islington

  1. Survey in Islington

    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

    We submit a building notice or full plans application to the local council's building control team, so approval is in place before the wall is touched.

  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.

What does fire protection for steel beams cost in Islington?

As a guide, budget £190–£770 per beam including VAT for fire protection to a steel beam in Islington, based on published UK cost guides adjusted for London prices (+28%).

JobTypical guide rangeWhat it usually covers
Fire protection to a steel beam£190–£770 per beamFire-rated board boxing or an intumescent coating system as specified
Plastering and making good£380–£1,540Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up
Steel beam replacement£2,550–£7,050Propping, removing the failed beam, new steel on proper bearings, approval and making good
Steel column or post£640–£1,920 per columnColumn supplied and fitted with base and cap plates on a pad foundation

Figures include our approximate regional adjustment for London prices (+28%) and are rounded. How these figures are worked out.

Building control and neighbours in Islington

For Islington, building control is provided by the local council's building control team, or by a registered building control approver if preferred. We send them the engineer's calculations with a building notice or full plans application and book the inspections. Work done without approval can cause problems at sale and is far dearer to put right later.

If the beam bears into a wall you share with a neighbour, the Party Wall etc. Act 1996 applies, and a party structure notice must be served at least two months before that work starts. We arrange this through a party wall surveyor.

Building rules in England

Fire protection for steel beams near Islington

Fire protection for steel beams in Islington: your questions

Do you cover Islington for fire protection for steel beams?

Yes. We carry out fire protection for steel beams in Islington and the EC1, EC2, N1, N1C and N5 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 work on older or listed homes in Islington?

Yes. Older homes often have lime mortar, timber lintels or shallow footings, which the engineer allows for. Listed buildings need listed building consent for internal structural changes as well as building regulations approval, and that must be in place first.

Does a steel beam in a house need fire protection?

Usually, yes. Where a steel beam or column holds up part of the structure, building regulations normally require it to resist fire for a set period, commonly 30 minutes in a typical house. Building control confirms what is needed for your property, and the protection is checked before the work is signed off.

Does a steel column need fire protection as well as the beam?

Usually, if the column is part of the load path. A column carrying a beam is just as important in a fire, so it normally needs the same fire resistance. Columns are often boxed with board or coated with intumescent paint, and the engineer's design and building control confirm what applies to yours.

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.

How much does fire protection for steel beams cost in Islington?

As a guide, budget £190–£770 per beam including VAT for fire protection to a steel beam in Islington, based on published UK cost guides adjusted for London prices (+28%). 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.

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.