Rail Services

 Rail Ground Investigation Services

A significant portion of our business is completed on rail infrastructure. Providing investigation services for the designers of modernisation, expansion, improvement and maintenance projects on underground and overground rail sites throughout the UK. We have been supplying rail ground investigation services to the industry for many years. We have been involved in platform extension work prior to the 2012 Olympics and several major renovation projects as an example.

Our experienced staff are well practiced in working safely and efficiently in the often challenging environment rail sites can present.

Our services include geotechnical and geo-environmental ground investigations & drainage surveys. These are provided for a range of clients including consulting structural engineers, rail contractors, rail operation maintenance companies and direct for Network Rail, London Underground and Docklands Light Railway.

Our team of in-house ground investigation professionals and technical staff hold full sentinel cetification for work on Network Rail and London Underground infrastructure.


Our Rail Ground Investigation Services include:

  • Cable percussive drilling of boreholes
  • Tracked windowless drilling of boreholes
  • Rotary drilling of boreholes
  • Lightweight window sampling
  • Dynamic probing (heavy and superheavy as required)
  • Full sample testing suite & logs by geotechnical, geo-environmental professional
  • Trial Pitting
  • CCTV drainage surveys


Rail Structural Investigation Services

In addition to our Geotechnical and Geo-environmental services we can offer our full suite of structural, destructive and non-destructive (NDT) services to the rail industry. This can include footbridge surveys for reinforcement, defect analysis, push/pull testing to handrails and full GPR and concrete repair facilities and many more.PS1000 Rail Services

Rail structural Investigation services include:


We hold full RISQS certification via audit and have maintained this qualification for the past 6 years. This is supplemented by our OHSAS health and safety certification to ensure quality of work. Both certificates are available to download below.

Rail Ground investigation RISQS


DAS Ukas ISO 45001