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

Fire protection for steel beams · Chester-le-Street

Fire protection for steel beams in Chester-le-Street

Fire protection for steel beams for homes in DH2, DH3, designed by a structural engineer.

  • Survey, design and installation in one
  • Covering DH2, DH3
  • Inspected before it is covered

Free survey in Chester-le-Street

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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 Chester-le-Street

We carry out fire protection for steel beams in Chester-le-Street, covering the DH2 and DH3 postcode districts. Chester-le-Street is around 8.1 miles from Newcastle upon Tyne, and we cover both. The job starts with a free survey visit so the engineer's calculations are based on your actual walls, floors and loads.

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.

Key points for your project

  • 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.
  • 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.
  • 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.
  • Steel does not burn, but it loses stiffness and strength as it heats. Protection is there to keep the temperature of the beam down for a set period, so the floor or walls it carries stay up while people leave.
  • Keep a record of what was fitted: the board type and number of layers, or the coating product, thickness readings and number of coats. Building control may ask for it, and it helps answer queries when the house is sold.

How the job runs in Chester-le-Street

  1. Look and measure

    We check the wall, the span you want and what the wall is carrying, and photograph anything the engineer needs to see.

  2. Design and price

    Calculations come back from the engineer and we confirm your fixed written price, line by line.

  3. Building control

    We submit a building notice or full plans application to Durham County Council, so approval is in place before the wall is touched.

  4. Fit, inspect, finish

    The work is propped and the steel installed and packed tight. After inspection the opening is boxed, plastered and left clean.

What does fire protection for steel beams cost in Chester-le-Street?

As a guide, budget £140–£560 per beam including VAT for fire protection to a steel beam in Chester-le-Street, based on published UK cost guides adjusted for prices in the North East (-7%).

JobTypical guide rangeWhat it usually covers
Fire protection to a steel beam£140–£560 per beamFire-rated board boxing or an intumescent coating system as specified
Structural calculations for a beam£230–£700Site measure or photos, beam and padstone design and calculations for building control
Plastering and making good£280–£1,120Boxing the beam, bead and skim, reveals, floor infill where the wall stood and tidy-up
RSJ supply and fit (single beam)£740–£2,320 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)

Figures include our approximate regional adjustment for prices in the North East (-7%) and are rounded. How these figures are worked out.

Building rules for Chester-le-Street

For Chester-le-Street, building control is provided by Durham County Council, 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 Chester-le-Street

Local questions answered

Can you work on older or listed homes in Chester-le-Street?

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.

What happens at the survey visit in Chester-le-Street?

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.

Will building control check the fire protection on my beam?

Yes. Building control 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.

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.

How much does fire protection for steel beams cost in Chester-le-Street?

As a guide, budget £140–£560 per beam including VAT for fire protection to a steel beam in Chester-le-Street, based on published UK cost guides adjusted for prices in the North East (-7%). 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.