Unearth the Future with CTS Geotechnical Drilling and Sampling Services!


Designed to navigate even the most challenging terrains, our Mini Rig is small yet powerful, offering unmatched agility and precision in geotechnical drilling and sampling services.

Drilling Rig

Discover Versatility:

Our Mini Rig is engineered to sink boreholes up to 130 mm in diameter, piercing through a variety of soil types and weak rock formations. From clays, silts, and sands to gravels and chalk, our rig can handle a variety of terrain. The drilling mast detaches for tighter spaces, ensuring comprehensive site investigations with minimal disruption.

Unlock Insight:

With a depth reach of up to 15 meters, our Mini Rig delves into the earth, providing invaluable data for your project. Whether you're conducting shallow site investigations or exploring deeper layers, trust in our Site Investigation team to support your project.

Navigate Inclined Slopes with Ease:

Unlike some drilling rigs, our Mini Rig is engineered for versatility. Its innovative design enables it to operate on inclined slopes, overcoming obstacles that would halt conventional equipment.

At CTS, our site investigation team harnesses the full potential of our Mini Rig to perform a wide range of applications, making it a useful solution for your geotechnical needs.

Our Site Investigation Drilling Services:

Our drilling rig services are useful across a multitude of areas including:


  • Any site investigation where a deep borehole is required.
  • Boreholes in difficult ground conditions that require casing.
  • Datum installations.
  • Water and gas monitoring well installation.
  • New build sites to aid foundation design.
  • Extensions to aid foundation design.
  • To aid pile design.
  • To aid underpin design.
  • Heave reports.
  • Retrieval of undisturbed samples.
  • Dynamic probing for strength profiles.
  • SPT strength testing.
  • SPT(C) strength testing with soft rock sampling capability.
  • Standalone drilling and coring with attachment.

Whether you're delving into the depths of the earth or navigating challenging ground conditions, our Mini Rig rises to the occasion. From deep boreholes to installations requiring casing, our team executes each task with precision and efficiency, ensuring comprehensive site coverage and accurate data collection.

Precision Engineering at Your Service:

From datum installations to water and gas monitoring well installations, our Site Investigation team handles every job with ease. Whether it's aiding foundation design for new build sites or extensions, or providing crucial insights for pile and underpin design, our team delivers.

Why Choose CTS for Comprehensive Testing Solutions:

Our Mini Rig isn't just about drilling – it's about empowering you with comprehensive testing capabilities. From heave reports to retrieving undisturbed samples, our team utilises the latest methodologies to ensure accurate and reliable results.

Our Mini Rig is also available to perform in-situ tests such as Standard Penetration Tests (SPT) and Dynamic Probing easily switching between DPH & DPSH to suit on-site requirements on-site. With our rapid testing capabilities, you can streamline your project timeline and make informed decisions without delay.

To learn more about our drilling and sampling services, please get in touch with a member of the CTS team today, and we’ll be happy to answer any questions you may have regarding our services and how we can help you.