Chartered Engineering Expertise • County-Wide Coverage • 48-Hour Turnaround
Get a Fixed-Price Quote >A typical residential structural inspection in Surrey ranges between £350 and £600. For full calculation packages (e.g., for loft conversions or extensions), fees typically range from £800 to £1,500 depending on the complexity of the property. Costs can vary by location due to differences in soil conditions and local authority requirements.
Surrey’s geology varies dramatically. From London Clay in Guildford and Woking (high shrinkage, subsidence risk) to chalk in Dorking and Lower Greensand in Reigate. Each soil type requires a different foundation strategy—and we know them all.
Surrey has more conservation areas per square mile than almost any other county. Towns like Dorking, Reigate, and Shere require structural designs that respect heritage character—hidden steelwork, sympathetic materials, and careful detailing.
Surrey is home to some of the UK’s most valuable residential property. Extensions and renovations in areas like Esher, Weybridge, and Cobham demand engineering precision—there is no room for error when a project budget exceeds £200k.
Full structural assessment, steel beam design, and Building Control submission for internal wall removals across Surrey.
Precise steel beam sizing for open-plan conversions, loft strengthening, and structural alterations throughout the county.
Retaining wall design for Surrey’s hilly terrain, plus basement conversion assessments for properties across the county.
Complete structural packages for rear extensions, wraparounds, and loft conversions. Foundation designs tailored to your specific soil conditions.
| Service Type | Starting From | Typical Turnaround |
|---|---|---|
| Structural Site Visit | £350 | 24–48 Hours |
| Single Beam Calculation | £450 | 48 Hours |
| Full Design Pack | £800 | 3–5 Working Days |
| Foundation Design | £600 | 3–5 Working Days |