Steel BeamInstallers
Two installers seen from behind lifting a steel beam onto a padstone

RSJ installation · North Yorkshire

RSJ installation in North Yorkshire

RSJ installation across North Yorkshire, designed by a structural engineer and signed off by building control.

  • Survey, design and installation in one
  • Covering BD23, BD24, DL10, DL11
  • Inspected before it is covered

Free survey in North Yorkshire

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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

About our RSJ installation service in North Yorkshire

RSJ installation is the supply and fitting of a structural steel beam to carry load across an opening or in place of a wall. RSJ stands for rolled steel joist, an older name for an I-shaped steel section; most domestic beams today are universal beams. Installation covers fabrication to the engineer's design, delivery, lifting, bedding on padstones and packing tight.

Looking for RSJ installation in North Yorkshire? We work in Middlesbrough, Harrogate and Redcar and the surrounding villages. Our teams handle the calculations, the building control approval, the propping and the steel itself, and leave the opening ready for plastering and decoration.

What to expect

  • RSJ originally meant a rolled steel joist with tapered flanges. Most beams supplied for homes today are universal beams with parallel flanges, but the term RSJ has stuck, and builders, engineers and building control all understand what it means.
  • Steel for internal use is normally delivered with a primer coat to protect it during installation. Beams in damp positions, within external walls or exposed outside need a more robust coating or galvanising, as the engineer specifies.
  • Heavy steels are raised with suitable lifting equipment rather than by hand alone. Manual handling is planned so nobody carries more than is safe, and the lift is coordinated so the beam goes up level onto both bearings together.
  • Structural steel comes in recognised grades, and the engineer's drawing states which grade the calculations assume. The steel supplied matches that specification, and the delivery paperwork is kept so building control can see what has been fitted.
  • Where a long beam cannot be carried into a property in one piece, the engineer can design a bolted splice so it arrives in two or more lengths. The splice position and bolts are part of the calculations and must be installed exactly as drawn.

What happens, step by step

  1. Free visit

    A short visit to North Yorkshire 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 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. 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.

Guide prices for RSJ installation in North Yorkshire

As a guide, budget £760–£2,380 per beam including VAT for rSJ supply and fit (single beam) in North Yorkshire, based on published UK cost guides adjusted for prices in Yorkshire and the Humber (-5%).

JobTypical guide rangeWhat it usually covers
RSJ supply and fit (single beam)£760–£2,380 per beamBeam supplied, delivered, lifted and packed on padstones, with propping (calculations and approval priced separately)
Steel beam replacement£1,900–£5,200Propping, removing the failed beam, new steel on proper bearings, approval and making good
Structural calculations for a beam£240–£710Site measure or photos, beam and padstone design and calculations for building control
Fire protection to a steel beam£140–£570 per beamFire-rated board boxing or an intumescent coating system as specified

Figures include our approximate regional adjustment for prices in Yorkshire and the Humber (-5%) and are rounded. How these figures are worked out.

Building rules for North Yorkshire

For North Yorkshire, 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.

Terraced and semi-detached homes often need party wall notices, because cutting into a shared wall to take a beam end is notifiable under the Party Wall etc. Act 1996. Allow at least two months for the notice period unless your neighbour agrees sooner.

Building rules in England

Local questions answered

Which towns in North Yorkshire do you cover?

We cover towns including York, Middlesbrough, Harrogate and Scarborough, plus the villages and smaller towns around them.

Do I need a party wall agreement for RSJ installation in North Yorkshire?

Yes, if the beam bears into a shared wall: the Party Wall etc. Act 1996 applies in England and Wales, and a party structure notice must be served at least two months before that work starts. We arrange it through a party wall surveyor.

Do I need building regulations approval to fit an RSJ?

Yes, when the RSJ carries structural load such as a wall, floor or roof. In England and Wales building control is notified or approved beforehand, Northern Ireland needs a council application before work starts, and Scotland requires a building warrant first. A completion certificate confirms sign-off at the end.

Who decides what size RSJ I need?

A structural engineer. The size depends on the span, the loads from floors, walls and roof above, how stiff the beam needs to be and how its ends are supported. We arrange calculations from a qualified engineer, or fit to calculations you already have, rather than guessing a size.

Is an RSJ the same as a steel beam?

In everyday use, yes. Builders and homeowners call most steel beams RSJs, whether they are universal beams, channels or columns. Technically an RSJ is one particular older section shape, but the engineer's drawing names the exact section type, so there is no confusion on site.

What does RSJ stand for?

RSJ stands for rolled steel joist. It was the name for a hot-rolled I-shaped steel section with tapered flanges, and it is still used loosely for any steel beam in a house. Most steels fitted in homes today are universal beams, which do the same job with parallel flanges.

How much does RSJ installation cost in North Yorkshire?

As a guide, budget £760–£2,380 per beam including VAT for rSJ supply and fit (single beam) in North Yorkshire, based on published UK cost guides adjusted for prices in Yorkshire and the Humber (-5%). 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.