Engineering | Extension Plans UK
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Structural Engineering

At Extension Plans UK we provide structural engineering calculations through Porthouse Dean.

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About the service

PorthouseDean Structural Engineers specialise in providing calculations and detailed drawings for Building Regulation applications. Established in 2012, PorthouseDean have assisted thousands of homeowners with structural design services, mainly focusing on residential new build and alteration projects. Their main focus is on providing a high quality service and they hold ISO:9001 Quality Assurance certification and £2m Professional Indemnity Insurance. Their documents are user friendly and easy to read and they have a tech-support team who are always available to assist clients/builders with any site related issues. Their service is predominantly a remote service, using the supplied architectural drawings and measurements to undertake the structural design work. Virtual site visits (video calls) are offered free of charge with each project and physical site visits (if needed) can be arranged in some geographical locations.

Residential

Residential projects

  • New builds
  • Extensions
  • Loft conversions
  • Chimney breast removals
  • Foundation calculations
  • Retaining walls
  • Basement design
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Bespoke services

  • Glazing: PorthouseDean regularly work on small scale commercial projects, providing calculations for new builds or for structural alterations within existing structures.
  • Truly bespoke projects: PorthouseDean also have the capabilities to provide full detailed calculations and drawings packages for large scale commercial developments, including the design of steel and concrete frames.
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Extension Plans UK

info@extensionplansuk.co.uk | 0800 061 4200
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