Steel BeamInstallers
Corroded old steel beam exposed for replacement, with props and a new beam on trestles

Steel beam replacement & repair · West Lothian

Steel beam replacement & repair in West Lothian

Calculations, approvals, propping, steel and making good for steel beam replacement & repair across West Lothian.

  • Price fixed in writing once scope is agreed
  • Building warrant arranged
  • Temporary works and making good included

Free survey in West Lothian

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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

Steel beam replacement & repair in West Lothian: how it works

Steel beam replacement and repair means dealing with an existing beam that is corroded, sagging, undersized or poorly supported. A structural engineer inspects it and decides whether it can be repaired, strengthened with welded or bolted plates, given new bearings, or must be taken out and replaced, with the structure propped throughout.

Steel beam replacement & repair in West Lothian follows the same careful process wherever the property is: a survey, an engineer's design, the right approval and safe temporary works. We can survey in places such as Livingston, Broxburn and Bathgate and the villages around them. We price it all up front so there are no surprises once the wall is open.

Things to plan for

  • Replacing a beam that is already carrying load is more delicate than fitting a new one. Props go in on both sides before anything is cut, with spreaders above and below, and the old steel is often cut into sections to lift it out safely.
  • Missing paperwork for an old beam often surfaces when a house is being sold and the buyer's surveyor asks for calculations. An engineer's inspection, any remedial work and a regularisation or completion certificate together answer those questions.
  • Beams fitted without calculations, whether decades ago or more recently without approval, may be smaller than the loads require, particularly in shop conversions and older knock-throughs. An engineer can check the existing section against the actual loads and say whether it is adequate.
  • A proper assessment means opening the boxing at the ends and along the span so the engineer can see the steel. In buildings from before 2000, old boxing can contain asbestos insulating board, so it is checked before anyone cuts into it.
  • Many problem beams are not faulty steel at all but poor bearings. Ends resting on loose brick, timber offcuts or no padstone can crush the masonry beneath, and the beam then drops slightly and cracks the finishes above.

From survey to sign-off in West Lothian

  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 warrant

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

  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 steel beam replacement & repair cost in West Lothian?

As a guide, budget £1,800–£5,000 including VAT for steel beam replacement in West Lothian, based on published UK cost guides adjusted for prices in Scotland (-9%).

JobTypical guide rangeWhat it usually covers
Steel beam replacement£1,800–£5,000Propping, removing the failed beam, new steel on proper bearings, approval and making good
Building warrant fee£215–£435Statutory fee set by the estimated value of the work: £215 up to £5,000, rising on a sliding scale (fees from 1 April 2026)
Fire protection to a steel beam£140–£550 per beamFire-rated board boxing or an intumescent coating system as specified
Temporary works and propping£140–£460Props, spreaders, needles and sole plates for a typical opening, installed and struck

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

Approvals in West Lothian

In Scotland, structural alterations need a building warrant under the Building (Scotland) Act 2003, and work must not start until the warrant is granted. For West Lothian, warrants are handled by West Lothian Council's building standards service. When the work is finished, a completion certificate is submitted and has to be accepted by the council.

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

Steel beam replacement & repair by town

Questions about steel beam replacement & repair in West Lothian

Do you cover West Lothian for steel beam replacement & repair?

Yes. We carry out steel beam replacement & repair in West Lothian. Book a free survey visit and we will check the wall, arrange the engineer's calculations and send an itemised written quote.

Who approves steel beam replacement & repair in West Lothian?

Structural work in West Lothian needs a building warrant from West Lothian Council, granted before work starts. We prepare and submit it with the structural engineer's calculations and arrange the inspections, so the completion paperwork follows the job.

Why has my steel beam sagged?

A beam usually sags because it is too small for the load, the load has increased since it was fitted, or its bearings have crushed or moved. Every beam bends slightly within design limits, but a visible dip or new cracking suggests something has changed. An engineer can measure it and identify the cause.

How long does it take to replace a steel beam?

Anything from a day or two to around a week on site, depending on what the engineer specifies. Rebuilding a crushed bearing can be quick, while cutting out an old beam and fitting a new one in a typical room takes longer. Plastering and redecoration follow once building standards has inspected the new steel.

What does it mean to plate a steel beam?

Plating means fixing extra steel plates to the beam, usually along the flanges, to increase its strength or stiffness without taking it out. The plates are bolted or welded according to the engineer's design. It suits some beams well, but not all, and the engineer checks the connections and bearings before specifying it.

How do I know if my steel beam is failing?

Look for cracks spreading from the ends of the beam, a dip you can see along its length, sticking doors or sloping floors above, and rust stains coming through the boxing. These signs do not always mean the steel is failing, but they do mean an engineer should inspect it and find the cause.

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.