Structural Calculations in Poole — Engineer-Certified
Engineer-certified structural calculations for your extension or wall removal. Covers beam sizing, foundation design, and Building Regulations compliance.
What's included
- Engineer-certified beam sizing
- Foundation design recommendations
- Load path analysis
- Building Regulations compliance notes
- Digital delivery within 5 working days
Structural Calculations for Poole Extensions
Every extension and load-bearing wall removal needs structural calculations signed off by a qualified engineer. In Poole, where rear extensions to open up kitchen-diners, loft conversions on 1930s semis, and large-scale remodels on Sandbanks waterfront properties, getting the steelwork right is the difference between a smooth build and expensive on-site changes.
What structural calculations cover
Beam sizing for load-bearing wall removals, padstone specifications, foundation design, lintel calculations for new openings, and roof structure modifications. Everything your builder and building control inspector need to approve the structural work.
Common structural work in Poole
Poole has a mix of 1930s semi-detached homes in Parkstone, Victorian terraces in the Old Town, and premium detached properties around Sandbanks and Canford Cliffs. Common projects include rear extensions to open up kitchen-diners, loft conversions on 1930s semis, and large-scale remodels on Sandbanks waterfront properties. Each property type has different structural characteristics — a Victorian terrace with solid brick walls behaves differently to a 1970s cavity-wall detached house.
Building control compliance
BCP Council building control will need to see approved structural calculations before work begins on any load-bearing element. Our engineer-certified calculations satisfy this requirement and are accepted by all approved inspectors.
Typical properties in Poole

Houses in Mossley Avenue, Branksome — a neighbourhood with many loft conversions, typical of Poole
Fig. 2

Houses in Verity Crescent, Newtown — suburban residential street in the Poole council area
Fig. 3
Structural Calcs questions in Poole
Structural Calcs in other areas
Other services in Poole
Structural Wall Removal
from £6,500
Structural wall removal for Poole homeowners: survey, structural calculations, Building Control, RSJ installation and making good, all under one contract.
RSJ Installation
from £6,500
RSJ and steel beam installation for Poole structural openings, kitchen knock-throughs and wall removals with engineer and Building Control support.
Kitchen Knock-Through
from £9,000
Kitchen knock-throughs and open-plan kitchen structural alterations in Poole, including wall removal, RSJs, Building Control and making good.
Single-Storey Extension Builder
priced after fit check
Single-storey extension builder in Poole for rear extensions, kitchen extensions and controlled watertight shell projects with design, approvals and build joined up.
3D Laser Survey
Quoted after the survey
A 1.5-hour on-site visit with a 3D laser scanner to capture millimetre-accurate measurements of your property. The foundation for precise structural calculations and planning drawings.
Planning Application
Quoted after the survey
Full householder planning application preparation and submission. We handle the drawings, design and access statement, and council liaison from start to finish.
Building Regulations Drawings
Quoted after the survey
Technical construction detail drawings that satisfy Building Regulations. Covers insulation, drainage, structural details, and everything your builder and building control need.
Certificate of Lawfulness
Quoted after the survey
A legal document confirming your extension falls within Permitted Development rights. Protects you at resale — mortgage lenders and solicitors expect it.
Floor Plans
Quoted after the survey
Measured floor plans for Poole renovation, extension and structural alteration projects before pricing, engineering, planning or Building Control.
Ready to get started in Poole?
Structural Calculations. Project-specific pricing, no obligation.
Every plan drawn in Poole, Dorset
Serving homeowners across Poole, Bournemouth, Christchurch, Wimborne, Wareham, and the wider Dorset area.
Useful links for Poole homeowners
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