“designed to be built”

All2plan’s recent projects include the following:
  • Head of Design for a construction joint venture in a bid for a major PPP project, including 11 km of new road with a suspension bridge, 4 main tunnels and many smaller bridges. The bid included a particular focus on reducing the carbon footprint – client confidential
  • Research Associate at the Centre for Smart Infrastructure and Construction (CSIC) at Cambridge University, researching sprayed concrete lined tunnel junctions.
  • Expert advice on fire design of sprayed concrete linings for large diameter road tunnels in rock – client confidential
  • Carbon footprint methodology and calculations for the water sector – a joint research project with DTU and HOFOR
  • Peer review of various aspects of the design and construction of a large diameter twin bore road tunnel in soft ground / weak rock – client confidential
  • Business development advice in Scandinavia – client confidential
  • Expert advice on sprayed concrete lining (SCL) specifications for a long rail tunnel in rock – client confidential
  • Research into SCL junctions – CSIC, Cambridge University
  • Fire-Life-Safety design for 10 km long twin bore road tunnel in rock – client confidential
  • Carbon costing for waterproofing design of a basement – client confidential
  • Carbon footprint calculations for water projects – client confidential
  • Strategic advice on optimising project management and business development – client confidential
  • Expert advice on permanent GFRP rock bolt design – client confidential
Cut & Cover, sprayed concrete and segmental linings – all in one place

More generally, in his career so far, with various designers and contractors, Dr Thomas has been involved in many of major tunnelling projects worldwide. Considering just the UK, these include the Jubilee Line Extension, Heathrow Express, Terminal 5, Thameswater Ring Main, Victoria Station Upgrade and Crossrail. In terms of other countries, notably he has worked in Australia, Denmark, Hungary, Hong Kong, Iceland, India, Norway, Qatar, Russia, Singapore, Turkey and USA. A selection of projects where he has played a significant role are shown below:

  • Crossail (The Elizabeth Line), UK
  • Chennai metro, India
  • Halic-Unkapani Immersed Tube Tunnel, Turkey
  • Karahnjukar Hydropower project, Iceland
  • Copenhagen Metro (extension to Nordhavn), Denmark
  • San Diego Mission Valley East LRT, USA