Extension (Ewell, Surrey)
Transforming homes with precision structural engineering. Our expert team provides comprehensive calculations for seamless home improvements, ensuring safety, compliance, and exceptional design.
Project Overview
Location
Ewell, Surrey
Project Type
Extension
Structural Services
Detailed Calculations
Compliance
Building Regulations
Maximising Space & Light with a Rear Extension in Ewell, Surrey
With a growing need for more space, better flow, and modern living, this homeowner wanted to extend and transform their home into something more functional and stylish. Their existing layout felt disjointed, with separate rooms limiting how they could use the space.
A single-storey rear extension was the perfect solution to open things up, improving connectivity between the kitchen, dining, and living areas while flooding the home with natural light.
Creating an Open & Airy Ground Floor
While the property had great potential, it lacked a cohesive, modern layout. To fix this, the design introduced:
✅ A full-width rear extension to integrate kitchen, dining, and living areas
✅ Steel beam supports to allow for wide, open-plan spaces
✅ Large glazing panels and skylights to maximise light and garden views
✅ A seamless transition between old and new, blending period character with modern design
The result? A bright, open space that’s perfect for entertaining, relaxing, and everyday family life.
Structural Engineering for a Seamless Build
To bring this vision to life, PorthouseDean provided:
✔ Structural calculations for RSJs & steel beams – ensuring the open-plan layout was fully supported
✔ Load-bearing wall assessments – safely reconfiguring internal spaces
✔ Foundation design for the new extension – ensuring long-term stability
✔ Building Control compliance – a hassle-free approval process
By working alongside Fluent Architectural Design Services, we ensured the engineering met all design goals without compromising structural integrity.
Designed for Modern Living
Beyond just adding square footage, this extension was carefully planned to enhance daily life. The new space now:
🏡 Creates a natural flow between living areas
☀️ Feels light and airy with floor-to-ceiling glazing
📐 Provides a versatile layout for family life & entertaining
With a solid structural foundation and forward-thinking design, this home is now future-proofed for years to come.
Planning Your Own Extension? Let’s Make It Happen!
At PorthouseDean, we specialise in structural calculations for home extensions, RSJs, and open-plan renovations.
📍 Providing expert structural engineering across Ewell, Cheam, Kingston, and surrounding Surrey areas.
Why Extend Your Home?
More Space, More Possibilities
Create an open-plan kitchen, a family hub, or a bright entertaining space.
Add Value Instantly
A well-designed extension can increase your property's worth by 10-20%.
More Natural Light
Smart structural planning allows for larger openings and seamless garden access.
Personalised Design
Every home has different needs, and our structural expertise ensures the design works with your existing structure.
How PorthouseDean Supports Your Project
Every project is different, but the need for precise, reliable structural calculations remains the same. Our engineers work with:
Homeowners
Ensuring designs are safe, cost-effective, and practical.
Architects
Providing calculations that allow for creative yet compliant designs.
Builders
Making sure construction runs smoothly with clear, reliable specifications.
Planning Your Own Project?
PorthouseDean is trusted by architects, homeowners, and builders around the country to provide high quality, accurate structural engineering drawings and calculations. All the work we produce is done to the highest standard, to fit your timeline.
📩 Get a QuoteStructural Engineering Services We Offer
Structural Calculations for Loft Conversions
Ensure safe and compliant conversions with precise engineering solutions.
Structural Calculations for Wall Knock-Throughs
Expert designs for creating beautiful open-plan living spaces.
Structural Calculations for Extensions & New Builds
Comprehensive calculations supporting your home transformation projects.
Structural Calculations for Bi-Fold Doors & RSJs
Precise engineering solutions for modern, open spaces and larger openings.
Structural Drawings & Building Control Calculations
Complete documentation to help you achieve smooth Building Control approvals.
