Basement Conversion in Dagenham

Specialist structural engineering for basement conversions in London. We design underpinning, waterproofing systems, retaining walls, and provide comprehensive structural calculations for basement excavations. Professional basement conversion engineering.

Based in Ilford, we work with homeowners in Dagenham and the surrounding area. Get in touch for a free consultation about your project.

Our Basement Conversion Process

  • Initial consultation and site assessment
  • Detailed structural analysis and calculations
  • Comprehensive design drawings
  • Building Control-ready documentation
  • Post-works inspection and certification

Why Choose SBS?

  • 20+ years of structural engineering experience
  • Certified professionals and Building Control approved
  • Fast turnaround times and competitive pricing
  • Local to Dagenham — quick site visits
  • Full support from design through to completion

Understanding Dagenham

Post-war housing estate characteristics

Many semi-detached and detached homes from 1950s-1970s. More generous plots than central London. Basement conversions feasible in some areas.

Groundwater considerations

Some areas have high water table. Basement conversions and underpinning require careful waterproofing specification.

What Homeowners & Contractors Say

No specific testimonials yet for this combination. Contact us to discuss your project.

Local Projects in Dagenham

Basement Conversion with Waterproofing - Dagenham

📍 dagenham · RM9 4RP

The Challenge

Semi-basement existing as storage. Water ingress during heavy rain. Wanted conversion to habitable space (media room). High water table in area.

Our Solution

Specified internal tanking system with sump pump. Designed reinforced floor slab with drainage. Coordinated with specialist waterproofing contractor. Detailed ventilation requirements.

The Result

Basement now dry and habitable. Added ~£50k to property value. No damp issues in first year (longest test so far). Homeowner extending upstairs as well due to confidence in SBS's work.

Completed Project

Basement Conversion

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