Steelwork for Property Extensions: What You Need to Know
Why Steel Is Essential for Modern Extensions
When planning a property extension—whether it’s a kitchen, rear, or loft addition—steel plays a critical role in ensuring structural integrity and flexibility. Steel beams, columns, and supports allow for open-plan layouts and longer spans that timber alone can’t safely achieve.
Riteweld Engineering provides custom structural steel fabrication designed specifically for residential and commercial extensions. All our steel is fabricated in-house and delivered across Oxfordshire, Northamptonshire, Warwickshire and beyond.

How Steel Supports Extension Design
Steelwork enables architects and builders to design spacious, light-filled additions without compromising on strength. Key benefits include:
- Longer beam spans for open-plan layouts
- Integration with existing structures
- Durability and fire resistance
- Precision-engineered components fabricated off-site
When You Need Structural Steel
Steel is typically required when:
- Removing load-bearing walls
- Adding extra floors or converting lofts
- Creating wide openings for bi-fold doors
- Building above garages or side returns
If you’re unsure what steelwork your extension needs, our experienced team can work directly from your architect’s drawings or structural engineer’s calculations.
Riteweld’s Expertise in Extension Projects
With over 40 years of experience, Riteweld Engineering is trusted by contractors, developers and homeowners to deliver reliable steel solutions.
Our services include:
- Site visits and consultation
- In-house fabrication using high-grade steel
- Delivery and on-site installation options
We’ve supplied steel for hundreds of extension projects across Banbury, Oxfordshire, Northamptonshire and Warwickshire, ensuring timelines and budgets are met with precision.
FAQs About Steel for Extensions
Do I need a structural engineer?
Yes, a qualified engineer will specify the steel sizes and load requirements. We can recommend trusted local engineers if needed.
Can you fabricate from my builder’s drawings?
Yes. We regularly work from builder, architect, or engineer drawings and can liaise with your team throughout the process.
How long does fabrication take?
Typically 5–10 working days depending on the scale of the project and current workload.
Contact Riteweld Engineering
Planning an extension? Let Riteweld Engineering supply the steelwork that keeps your project on track.
📞 Contact us today or call 01295 250 995 to discuss your steel requirements.
With over 40 years of experience, our team is here to help from design to delivery.