Steel BeamInstallers
Victorian side return extension with grey steel beams and roof rafters

Side return extension steels · Stockport

Side return extension steels in Stockport

Steelwork, approvals and making good for side return extension steels in Stockport and nearby.

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

Free survey in Stockport

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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

Side return extension steels in Stockport: how it works

For homes in Stockport and the SK1, SK2, SK3, SK4 and SK5 districts, we handle side return extension steels from survey to sign-off. Stockport is around 5.9 miles from Manchester, and we cover both. The beam is sized by a structural engineer and inspected before it is boxed in.

Side returns tend to need more steel than a straight rear extension: a long beam on the old wall line, often a second beam across the back of the main house, and columns where they meet. We arrange the design, approvals and party wall notices through a surveyor, and fit the steel frame in step with the build.

Worth knowing before you start

  • Many outrigger kitchens have a chimney breast on the side wall being removed or on the party wall. Its position affects where beams can bear, and if any part of the breast is taken out, what remains above has to be supported as the engineer specifies.
  • Side passages often carry the house drains and rainwater pipes from the outrigger roof. Manholes and pipe runs are located early, and a shared or public sewer under the passage may need the water company's agreement before building over or near it.
  • Some owners leave the long beam on show as a feature under a glazed roof. Exposed steel still needs fire protection where building control requires it, which usually means a specified intumescent paint system applied to the correct thickness.
  • Glazed roofs over side returns are usually made to measure and need an edge that stays straight and level. The engineer may set a stiffer limit on how far the steel can deflect so the glazing is not stressed once loaded.
  • Planning rules for side return infills depend on the house and its location, and some need a full planning application rather than relying on permitted development. The steel design forms part of the building regulations approval either way.

How the job runs in Stockport

  1. Free visit

    A short visit to Stockport 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 Stockport Council, 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.

How much should I budget in Stockport?

As a guide, budget £3,350–£8,150 including VAT for side return extension steelwork in Stockport, based on published UK cost guides adjusted for prices in the North West (-4%).

JobTypical guide rangeWhat it usually covers
Side return extension steelwork£3,350–£8,150Beams and posts along the old side wall line, propping and approvals (extension build extra)
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
Party wall surveyor (agreed surveyor, per neighbour)£860–£1,920 per neighbourSchedule of condition and award where a neighbour dissents; serving notice alone, where the neighbour consents, costs far less (England and Wales only)
Steel column or post£480–£1,440 per columnColumn supplied and fitted with base and cap plates on a pad foundation

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

Building control and neighbours in Stockport

In England, taking out a load-bearing wall or putting in a beam is building work under the Building Regulations 2010. It needs approval from building control, either Stockport Council or a registered building control approver, through a full plans application or a building notice. Part A covers the structure and Part B covers fire safety, which is why steel in homes is usually fire protected.

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

Side return extension steels near Stockport

Side return extension steels in Stockport: your questions

Do I need a party wall agreement for side return extension steels in Stockport?

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.

How soon can side return extension steels start in Stockport?

Start dates depend on the engineer's calculations, the building control approval and, where needed, party wall notice periods. We give you a realistic timetable after the survey and keep you updated as each approval comes through.

Can the steel beam be left exposed in a side return?

Yes, and many people like the look of exposed steel under a glazed roof. It usually still needs fire protection, so it is coated with an intumescent paint system to the specified thickness, then finished in your chosen colour. The engineer and building control confirm what protection is required.

Can the outrigger wall be removed without affecting the bathroom above?

Yes, when it is properly propped and replaced with steel designed for the load. The floor and wall above are supported throughout, and the bathroom stays usable in most cases. Waste pipes or soil stacks on the wall being removed are rerouted first so nothing is disturbed when it comes down.

Do I need planning permission for a side return extension?

It depends on the house and where it is. Some side return infills can be built under permitted development, but the rules for side extensions are restrictive, and conservation areas and listed buildings add further controls. Check with your local planning authority or architect before committing to a design.

Do you also work near Stockport?

Yes. We also cover nearby towns including Hazel Grove, Cheadle Hulme, Denton and Hyde.

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.