Eryl has 22 years in Mining  and 23 in Tunnelling and civil engineering including monitoring of both underground and surface structures  including SCL works.

During Eryl's 22 years in Coal Mining he was legally responsible for all survey work at the appointed colliery.  He progressed to tunnelling starting at the Channel tunnel, was part of the survey team and also managed the survey and monitoring works both underground and surface on the CTRL C220 project including the setting up of the In tunnel concrete paver and its guidance.

With qualifications ranging from MQB Surveying, HNC Mine surveying , HNC Structures , (member of in the near future ICES), Eryl has worked on projects such as:
  • Channel Tunnel
  • Heathrow Express
  • DLR Lewisham
  • Ramsgate Harbour Tunnel
  • CTRL
  • Combe Down stone mine infill project
  • T5 Baggage Tunnel