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Structural openings, wall removals and steel installation for homeowners and builders across Surrey and South West London, completed in line with structural engineer drawings.
We manage the demolition and structural preparation so your builder can move directly into the next stage of the renovation.
Structural openings and steelwork completed from the approved design and calculations.
The structure is supported appropriately before walls or masonry are removed
We can install the specified steelwork as part of the same programme.
The opening is left secure and ready for the next stage of construction or making good.
Structural alterations allow you to change how a property works, whether that means creating an open-plan kitchen, enlarging a living space, preparing for an extension or changing the layout of an upper floor.
The work must be carefully planned and completed in the correct sequence. Before quoting, we review the structural engineer’s drawings, access, proposed steelwork and the surrounding areas that need protecting.
We review the engineer’s information, proposed steelwork and surrounding structure before agreeing the scope.
Working areas are protected and any agreed strip-out is completed before the structural opening begins.
Appropriate temporary support is installed before structural masonry or walls are removed.
The opening is formed methodically to protect retained sections of the property.
The specified steelwork is installed and positioned in accordance with the engineer’s design.
The work area is left safe, tidy and ready for the next phase.
Please reach us at info@thedemosquad.co.uk if you cannot find an answer to your question.
Most residential structural alteration projects fall between £2,000 and £12,000, depending on the size of the opening, steel requirements, temporary support, access and associated strip-out. A simple single opening is generally at the lower end, while rear-wall removals and multiple-steel packages cost more.
Yes, where a load-bearing wall or other structural element is being altered. The structural engineer provides the calculations and drawings showing how the building will be supported. We use that information to prepare the quotation and complete the work.
Where required, we can introduce you to a structural engineer, subject to their location and availability. Their design and professional fees remain separate from our demolition and installation quotation.
Yes. We can install the structural steel specified by the engineer as part of the same programme as the wall removal. The quotation will confirm whether steel supply, installation or both are included.
Yes. We regularly complete rear-wall removal and steel installation in preparation for extensions. This normally requires careful temporary support and coordination with the builder, engineer and building control.
Yes, subject to the structural engineer’s design and any party-wall or planning requirements. Chimney breast removal may require support to the remaining masonry above and careful consideration of adjoining properties.
Our core service is demolition, structural preparation and steel installation. Limited making safe may be included, but plastering, carpentry and decorative finishing are normally completed by the builder unless specifically included in our quotation.
Building-control responsibility should be agreed before work starts. We can coordinate access for inspections, but the homeowner or main contractor normally manages the application and approval process unless stated otherwise.