Cornwall Design Engineering Consultants Ltd (CDeC) provide a wide range of structural design services which encompass the design of small scale extensions and alterations through to multi million pound commercial and residential developments. Our designs are always robust and durable, yet still achieving the desired aesthetics and within budget. Services include:

  • Timber engineering
  • Structural steel design
  • Reinforced concrete and masonry engineering
  • Foundations and retaining walls


Our Chartered Civil Engineers have over 20 years experience in the design of civil engineering structures and drainage to adoptable standard. Design aspects include:

  • Retaining walls to support property, highways and other external areas
  • Design of sewers, culverts and tanks
  • Foul & surface water drainage
  • Attenuation schemes, greenfield run-off & SUDS designs
  • Water retaining structures: attenuation tanks, underground tanks, storage reservoirs


CDeC offer competitively priced road and bridge design to Local Authority requirements as well as detailed transport assessments. We can design:

    • Housing estate roads
    • Major road improvements: existing road network alterations; traffic calming; new roads, junctions and bridges


And can provide:

  • Transportation assessments : traffic analysis and monitoring: detailed modelling of traffic flows for existing and future demands

Flood risk assessments

The effects of global climate change on our environment have been increasingly recognised. Planning applications, whether for single dwelling alterations or large commercial and residential developments, now generally require a flood risk assessment to accompany submission to the Local Authority. CDeC can:

  • Undertake site specific analysis to National and Regional Authority requirements
  • Provide hydraulic analysis of the flood plain for specific locations