Structural Alterations & RSJ Installation Manchester

Structural Alterations – RSJ Installation & Load-Bearing Wall Removal

Opening up living spaces by removing walls is one of the most popular home improvements, creating light, modern open-plan areas. At Dunhil Constructions LTD, we specialise in safe, fully compliant structural alterations including RSJ (Rolled Steel Joist) installation and load-bearing wall removal.

All structural work is carried out with detailed structural engineer calculations, Building Control approval and the highest safety standards.

What We Offer in Residential New Builds

We construct everything from individual custom homes to small and medium-scale residential developments. Our projects include 2–5 bedroom family houses, luxury detached properties, and multi-unit residential buildings. Every home is designed around your lifestyle, with open-plan living spaces, modern kitchens, luxurious bathrooms, ample natural light, and smart home-ready features.

We focus on creating homes that are not only beautiful but also practical, energy-efficient, and future-proof. From the foundation to the roof, every element is carefully planned and executed by our experienced team.

Our Structural Alteration Services

Load-bearing wall removal

RSJ / steel beam installation and support

Floor strengthening and joist modifications

Chimney breast removal

Structural alterations for extensions and loft conversions

Temporary propping and safe demolition

The Process We Follow

Detailed site survey and assessment of load paths

STEP 1

Appointment of structural engineer for calculations and drawings

STEP 2

Submission to Building Control for approval

STEP 3

Installation of temporary supports (Acrow props)

STEP 4

Careful removal of wall and installation of RSJ with padstones

STEP 5

Making good, fire protection, plastering and decoration

STEP 6

We always prioritise safety and structural integrity. Every RSJ is correctly sized, properly seated and fire-protected as required by regulations.

Reliable Service from Start to Finish

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project planning

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site execution

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Quality Inspection

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2026 PricingGuide

Prices include labour, materials, temporary propping and finishing works. We provide fixed-price quotes after survey so you know the exact cost upfront.

£250 – £700

Structural engineer calculations & drawings

£1,000 – £2,500

Small RSJ installation (1–2m opening):

£2,500 – £5,500+

Medium to large RSJ with wall removal (3–5m):

£3,500 – £8,000

Full structural alteration package (including making good) depending on complexity

Why Choose Dunhil ForStructural Work?

With 25+ years of experience in structural alterations, we have successfully opened up hundreds of properties across Manchester and the UK. Our team works closely with structural engineers and Building Control officers to ensure every project is fully compliant and future-proof.

We are CHAS accredited, fully insured and known for clean, tidy sites with minimal disruption. Many clients combine structural alterations with kitchen extensions, loft conversions or full refurbishments for a seamless result.

Structural alterations must never be attempted without proper engineering — incorrect work can cause serious damage to your property. Leave it to the professionals at Dunhil Constructions LTD for peace of mind and guaranteed quality.

Ready to create Your Dream open-plan space?

Contact us today for a free structural assessment and detailed quotation. We serve Manchester, Birmingham, London and surrounding regions with reliable, regulation-compliant structural solutions.

hello@buildex.id
(+64) 123-456-7890