Slapton Hill Barn

Blakesley Road, Northants, NN12 8QD

+44 (0)1327 860060

Slapton Hill Barn

Blakesley Road, Northants, NN12 8QD

Mon - Fri 9.00 - 17.30

+44 (0)1327 860060

Laboratory & In-situ
Testing Services

Our long established in-house geotechnical laboratory facility, GroundTech Laboratories Limited, employs an experienced team of dedicated technicians providing a wide range of geotechnical engineering tests.  As an independent laboratory it serves both the needs of the parent company and those of other geotechnical consulting specialists.

Testing is undertaken in a Quality Controlled environment according to ISO9001 under the terms of ISO17025, ‘General requirements for competence of testing calibration laboratories’.

The standard turnaround times differ according to the type and amount of testing required.  However we can provide a ‘fast track’ testing service of just a few days when required.  We can provide water content and classification testing through to effective stress and testing in accordance with BS:1377.

Commonly Undertaken Tests

Soil Classification Tests

  • Engineering Sample Descriptions
  • Water Contents
  • Atterberg (Liquid & Plastic) Limits
  • Particle Size Distribution Wet & Dry Sieve Analysis
  • Puddle Testing
  • Saturation Moisture Content

Strength Testing

  • Quick Undrained Triaxial Compression Tests
  • Shear Vane
  • Hand Penetrometer

Chemical Testing

  • Sulphate Content
  • pH
  • Chloride Content

We Also Offer

  • Soil Suction Testing
  • California Bearing Ratio (CBR) Testing
  • Compaction Testing
  • Oedometer

In-situ Testing

  • Infiltration, Percolation and Permeability
  • Plate Load testing
  • CBR Assessments
  • Light Weight Deflectometer
  • Tilt-Level Spot-Height Surveys

For further details and more specialist testing please contact our laboratory manager Mark Thornton on 01327 860060 or by email at