Structural Design & Calculations for Home Renovations : How We Can Help You

If you’re planning a home extension, loft conversion, or structural alterations, you’ll need expert structural design and calculations to ensure your project is safe, compliant, and built to last. That’s where we come in.

We specialise in providing homeowners, architects, and developers with structural design and calculations for their building projects.

Whether you’re removing a load-bearing wall, extending your home, or making modifications to an existing structure, our team of Chartered Structural Engineers ensures your project meets all safety and regulatory standards.

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You’ll gain clear, professional structural guidance that supports safe, compliant home improvements and gives you confidence throughout the process.

Tell us a bit about your plans below and we’ll take it from there.

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What We Offer: Structural Design & Calculations

Our Structural Design & Calculations Package is ideal for homeowners who already have technical plans but need the expertise of a structural engineer. We work closely with you to ensure your structure is stable, compliant with Building Regulations (Part A), and capable of withstanding environmental and load-bearing forces.

What’s Included?

1. Structural Calculations Report

  • Load assessments (dead, live, wind, and snow loads).
  • Beam, column, and lintel calculations.
  • Foundation design, including load-bearing capacity and reinforcement details.
  • Roof and floor structures (joist and rafter sizing, trusses, and connections).
  • Wall stability (load-bearing walls, lateral support, and wind bracing).
  • Retaining wall calculations (if required).

2. Structural Drawings & Details

  • General arrangement plans showing key structural elements.
  • Foundation plans and reinforcement details.
  • Steelwork and connection details.
  • Joist layouts for roofs and floors.
  • Wall construction details for lateral stability.
  • Padstone and bearing details for beam and lintel support.

3. Structural Specification Document

  • Materials, including concrete strength, steel grades, timber species, and masonry types.
  • Construction methods, installation requirements, and workmanship standards.
  • Tolerances and deflection limits for structural integrity.

4. Building Control Submission Support

  • Submission of all structural documents to Building Control.
  • Assistance in answering technical queries to ensure smooth approval.

Looking for More Than Just Structural Design?

While we specialise in structural engineering, we know that many homeowners need more than just structural calculations. That’s why our sister brand, Create Home Design, offers the full Technical Design service, covering everything required for Building Regulations approval.

If you choose the Technical Design + Structural Design Package, you’ll get:

  • Detailed architectural drawings (existing & proposed plans, elevations, roof details, sections).
  • Full Building Regulations compliance (covering fire safety, ventilation, drainage, thermal efficiency, and more).
  • Supporting documents and specifications (insulation reports, foundation strategies, energy calculations, etc.).
  • Submission to Building Control and management of the approval process.

This complete package ensures a fully coordinated approach, giving you peace of mind and reducing the risk of delays.

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beam calculations

Why Work With Us?

  • Chartered Structural Engineers with nearly 30 years of experience.
  • Tailored solutions for projects of all sizes.
  • Seamless coordination between structural design and technical design.
  • ISO 9001:2015 accredited for quality and professionalism.
  • Trusted by homeowners, architects, and developers across the UK.

Get Started Today

Whether you need structural calculations only or full technical design support, we’re here to help.

Contact us today to discuss your project and let us take the stress out of your structural and building regulations compliance!

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What our Clients Say

“I was recommended to use Michael Aubrey structural engineers and my initial contact with Lynne was very helpful and then Oliver was very professional whilst also being friendly to deal with.  I wouldn’t hesitate to recommend Michael Aubrey structural engineers to friends and colleagues”.

— Deborah Porter, Ascot

“Want to thank you again for such a brilliant idea re: the angle. It’s a small thing that’s been a really BIG thing in terms of improving the space. Genius”

— James and Louise Harmer, Finchampstead

“I chose Michael Aubrey structural engineers because it was a member of the professional association and the communication from initial enquiry was smooth and Michael Aubrey structural engineers was able to schedule this job quickly.  I was provided with a good service at a reasonable price.  The service provided was very helpful and I am now confident to go ahead with the kitchen alteration work based on the consultation results.  I am happy to recommend Michael Aubrey structural engineers, as overall, it was a pleasant experience engaging with your company to do this project from the beginning to the end.”

— H S, Reading

“I am really glad that our builder recommended Michael Aubrey structural engineers– their useful advice on layout options and clear, easy to follow plans meant that we secured planning approval without any issues or delays. Ollie (Structural Engineer) was polite and competent and our neighbour, who is a retired Structural Engineer, was very impressed with the quality of Michael Aubrey structural engineers structural engineers’ drawings and calculations”

— Cameron Campbell-Wilson, South Wonston

“The Michael Aubrey structural engineers website showed a positive experienced business, born out by delivery.  I had a positive quick response to my initial enquiry and I received my structural designs and calculations for an internal re-configuration.  Oliver was helpful, friendly, understanding and delivered to schedule.  I would be happy to use Michael Aubrey structural engineers again and will recommend to colleagues and friends.”

— Brian Parke, Hook

“I chose Michael Aubrey structural engineers because of their prompt response to my initial enquiry and the fact that they are a local company.  Michael Aubrey structural engineers service was efficient, flexible and friendly and I would be happy to recommend them”

— Darshan Patel, Tadley, Hampshire