Steel BeamInstallers
Rear extension under construction with a steel beam over the opening into the house

Rear extension steels · Droylsden

Rear extension steels in Droylsden

Steelwork, approvals and making good for rear extension steels in Droylsden and nearby.

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

Free survey in Droylsden

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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

Rear extension steels in Droylsden: how it works

Planning rear extension steels in Droylsden? Our team covers M34, M43, OL6, OL7 and SK16 and the streets around them. We also work in nearby Manchester, roughly 3.8 miles away. You get one written quote for the calculations, approvals, propping, steel and making good.

We work alongside your builder or as the steel package within the wider build. We arrange the engineer's design, coordinate building control, prop and open the rear wall at the right stage of the programme, and fit and pack the steels so the extension can be finished around them.

Things to plan for

  • Two-storey rear extensions add a second level of loads to think about. Steels at first-floor level may carry the existing rear wall of the bedrooms or tie the new roof into the old one, so the engineer looks at both floors together.
  • In terraced and semi-detached houses one end of the beam often bears into the party wall. In England and Wales that is notifiable under the Party Wall etc. Act 1996, and the extension's own foundations near the boundary may need notices as well.
  • The steelwork forms part of the extension's building regulations approval, and the engineer's calculations go in with it. Planning for the extension itself is separate; many rear extensions to houses in England fall within permitted development, subject to size limits and conditions.
  • In older houses the rear wall may be solid brick in lime mortar, with timber lintels and shallow footings beneath. The engineer may ask for trial holes to see what the wall stands on before deciding where the steel will bear.
  • Opening the rear wall is usually the dustiest stage of an extension project. The work face is sheeted off from the rest of the house, and the kitchen is often out of use for a few days while the opening is formed and the steel goes in.

What happens, step by step

  1. Survey in Droylsden

    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 Tameside Council, 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.

How much should I budget in Droylsden?

As a guide, budget £2,400–£6,700 including VAT for opening into a rear extension in Droylsden, based on published UK cost guides adjusted for prices in the North West (-4%).

JobTypical guide rangeWhat it usually covers
Opening into a rear extension£2,400–£6,700Original rear wall removed with a beam or goalpost, approvals and propping, coordinated with the extension build
Steel column or post£480–£1,440 per columnColumn supplied and fitted with base and cap plates on a pad foundation
Rear wall opening for bi-fold or sliding doors£2,400–£6,700External wall opened up to about 5 m with steel, propping, cavity tray and making good (doors supplied separately)
Steel goalpost frame£1,900–£5,750Two posts and a beam bolted as a frame, pad foundations, base plates and fitting

Figures include our approximate regional adjustment for prices in the North West (-4%) and are rounded. How these figures are worked out.

Building rules for Droylsden

For Droylsden, building control is provided by Tameside 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

Rear extension steels near Droylsden

Questions about rear extension steels in Droylsden

Who approves rear extension steels in Droylsden?

Structural work in Droylsden needs a building notice or full plans application to Tameside Council or a registered building control approver. We prepare and submit it with the structural engineer's calculations and arrange the inspections, so the completion paperwork follows the job.

Can you work on older or listed homes in Droylsden?

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 wide can a rear extension opening be?

There is no fixed limit, and openings across the full width of a house are common with the right steel. The engineer sizes the beam or frame for the span and the loads above. Wider spans need deeper or heavier steel and possibly columns, which affects headroom and cost.

Do I need a steel beam for my rear extension?

If the original back wall is being opened up into the extension, almost certainly yes. That wall normally carries the first floor and the wall above, so a beam, columns or a goalpost frame takes over the job. A structural engineer confirms exactly what is needed once the opening width and loads are known.

Can I use my own builder for the extension and you for the steels?

Yes. We can supply and fit the steel package while another builder handles the extension shell and finishes. Dates are agreed with them so the rear wall is opened at the right stage, and the engineer's details are shared so levels, padstones and foundations line up.

Do you also work near Droylsden?

Yes. We also cover nearby towns including Failsworth, Denton, Ashton-under-Lyne and Dukinfield.

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.