House renovation (Bristol, Avon & Somerset)
The structural calculations behind this project, prepared by our engineers for building control.
Project Overview
Location
Bristol, Avon & Somerset
Project Type
House renovation
Structural Services
Detailed Calculations
Compliance
Building Regulations
House Renovation & Hip-to-Gable Loft Conversion – Bristol, Avon & Somerset
This Bristol home has undergone a comprehensive renovation, featuring a hip-to-gable loft conversion to create additional living space and enhance functionality. The homeowners aimed to modernise their home while maximising space, making use of structural modifications to achieve an open, bright, and versatile layout.
To ensure structural stability, safety, and full compliance with Building Control, PorthouseDean provided expert structural calculations, supporting the roof alterations, floor reinforcements, and load-bearing wall modifications required for a secure and long-lasting build.
Maximising Space & Functionality with Smart Structural Design
This renovation included:
✅ A hip-to-gable loft conversion – Expanding usable floor space for an additional bedroom
✅ RSJ beam & steel support design – Strengthening structural openings for modern living
✅ Load-bearing wall modifications – Ensuring stability while enhancing open-plan flow
✅ Maximised natural light – Skylights and dormer windows for a bright, airy feel
What we did
Our contributions included:
✔ Structural calculations for the loft conversion & renovation – Ensuring safety and compliance
✔ RSJ beam & steel design – Supporting wide openings and new structural loads
✔ Load-bearing wall assessments – Allowing for safe layout changes
✔ Roof and floor reinforcements – Strengthening the structure for long-term durability
With expert structural engineering, this Bristol home now benefits from a modern, well-structured, and highly functional living space, ideal for growing families and contemporary living.
Thinking About a Home Renovation or Loft Conversion? Let’s Make It Happen!
At PorthouseDean, we provide expert structural calculations for home renovations, loft conversions, RSJ beams, and open-plan transformations.
📍 Providing structural engineering across Bristol, Bath, and Avon & Somerset.
Why Extend Your Home?
More Space, More Possibilities
Create an open-plan kitchen, a family hub, or a bright entertaining space.
A Date You Can Plan Around
You choose the delivery date, and the price follows the date.
More Natural Light
A wider opening to the garden needs a beam sized for the load above it. The calculations set that size.
Personalised Design
Every house is built differently. The calculations work from your drawings and the structure you already have.
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?
More than 9,000 projects since 2012 have run through the same process. You get a fixed price before you commit, and you choose the delivery date.
📩 Get a QuoteStructural Engineering Services We Offer
Structural Calculations for Loft Conversions
Calculations for the floor, beams and roof changes a loft conversion needs.
Structural Calculations for Wall Knock-Throughs
Beam and support calculations for taking out a wall.
Structural Calculations for Extensions & New Builds
Calculations for foundations, walls, beams and roofs on extensions and new builds.
Structural Calculations for Bi-Fold Doors & RSJs
Beam and padstone sizes for wide openings and bi-fold doors.
Structural Drawings & Building Control Calculations
Complete documentation to help you achieve smooth Building Control approvals.