Steel BeamInstallers
Steel column with a bolted base plate on a concrete pad supporting a beam

Steel columns & posts · Conwy

Steel columns & posts in Conwy

Calculations, approvals, propping, steel and making good for steel columns & posts across Conwy.

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

Free survey in Conwy

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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 steel columns & posts involve in Conwy

A steel column is an upright structural element that collects the load from a beam, floor or roof and carries it down to a foundation. In homes it is usually a square or circular hollow section or a universal column, welded to a base plate fixed to a concrete pad, and sized by a structural engineer for the load it carries.

We carry out steel columns & posts throughout Conwy, for homeowners, landlords and builders who need the structural part done properly. That includes Abergele, Llandudno and Colwyn Bay, plus smaller towns and villages nearby. You get an itemised written quote that shows the calculations, approvals, steel, labour and finishing as separate lines.

Things to plan for

  • The noisiest part is cutting the floor and digging the pad, usually a day's work. The concrete then needs time to gain strength, so the column is often fitted on a later visit once it has cured enough to take load.
  • Placing a post well can make an open-plan room work better. It can mark the edge of a kitchen island, frame a dining area or line up with a worktop end, so it reads as part of the design rather than an obstruction.
  • The base plate is welded to the foot of the column and fixed to the pad with holding-down bolts. A cap plate at the top bolts to the beam above, so the two act together and the beam cannot slide off its support.
  • Columns on upper floors cannot simply stand on joists. The load has to be traced down through the building to the ground, which can mean a column directly below, a beam to collect it, or a redesign of the layout.
  • Hollow sections, either square or circular, give a neat, slim profile and are common where a post stays on show. Universal columns have an H-shaped section and are often used where the post will be boxed in or built into a wall.

How the job runs in Conwy

  1. Free visit

    A short visit to Conwy to see the job, agree what you want and check the bearings, floors and services that affect the design.

  2. Calculations

    The engineer's calculations and a simple drawing are prepared for your opening and shared with you before anything is ordered.

  3. Building control

    We submit the application or notice to Conwy County Borough Council under the Building Regulations as they apply in Wales, before work starts.

  4. Steel in, made good

    On site we prop, open up, fit and pack the steel, then fire protect, box in and plaster once the inspection is done.

What do steel columns & posts cost in Conwy?

As a guide, budget £460–£1,360 per column including VAT for steel column or post in Conwy, based on published UK cost guides adjusted for prices in Wales (-9%).

JobTypical guide rangeWhat it usually covers
Steel column or post£460–£1,360 per columnColumn supplied and fitted with base and cap plates on a pad foundation
Steel goalpost frame£1,800–£5,450Two posts and a beam bolted as a frame, pad foundations, base plates and fitting
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)
Fire protection to a steel beam£140–£550 per beamFire-rated board boxing or an intumescent coating system as specified

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

Building control and neighbours in Conwy

Welsh building regulations treat beams and new openings as controlled building work. We apply to Conwy County Borough Council on your behalf before anything is removed, give the commencement notice the 2026 Welsh rules require, and the steel is checked before it is boxed in.

Where the steel bears into a wall shared with next door, notice must be served under the Party Wall etc. Act 1996. If your neighbour dissents, surveyors agree how the work is done before it starts.

Building rules in Wales

Steel columns & posts by town

Local questions answered

Do you cover Conwy for steel columns & posts?

Yes. We carry out steel columns & posts in Conwy. 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 Conwy?

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.

How thin can a steel support post be?

It depends entirely on the load, the height and how the post is restrained, so there is no standard size. Hollow sections often give the slimmest look for a given strength, and an engineer can sometimes reduce the section by adding restraint partway up. They specify the exact section after calculating the load.

What is the difference between a column and a padstone?

A padstone is a block bedded into a wall to spread a beam's load into the masonry beneath. A column replaces the need for a wall altogether, carrying the load down to its own foundation. Where the wall below a beam end is too weak for a padstone, the engineer may call for a column instead.

Can a steel post replace a supporting wall?

Yes, in many layouts a wall can come out with a beam above it and one or more posts taking the beam's load down to the ground. This keeps most of the openness while shortening the span. The engineer decides how many posts are needed and where they can go.

How long does it take to fit a steel post?

The column itself can often be fixed in a day, but the whole job usually spans a few working days. The floor is cut and the pad dug, building control inspects it, the concrete is poured and left to cure, and then the column goes in and is packed tight to the beam.

Which towns in Conwy do you cover?

We cover towns including Colwyn Bay, Llandudno and Abergele, plus the villages and smaller towns around them.

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.