All our instrumentation is tested and calibrated at regular intervals to ensure that accuracy is maintained. All software is updated and maintained with the relevant supplier. Health and Safety is monitored by an external consultancy. South Wales Safety, Cardiff.

Also we are members of the SMAS Contractors Worksafe Scheme ( and Construction Line which monitors and certifies us on a yearly basis, so that all our policies and method statements are updated and implemented.

We are CSCS Operatives and are street works qualified.

Daren Oliver Civil Engineering Services Ltd uses the latest instrumentation and software available…

  • Trimble Robotic Total Stations
  • Topcon Robotic Total Stations
  • Topcon GRS 1 – Hyper GPS
  • Topsurv Survey Software
  • Geosite Professional Surveying Software
  • Nikon Total Stations
  • Cable Detection Tools