The Modern Replacement for a Traditional Hanging Weight Oedometer

The GDS Automatic Oedometer System (GDSAOS) is the modern replacement for a traditional hanging weight oedometer.

Download GDS' White Paper on Triaxial Testing

Part 1 of 3, this paper provides an introduction to the triaxial test, explaining why the test is performed, the stress state of a tested soil, required test system components, and the general procedure for running a triaxial test

GDS Launch FREE Bender Elements Analysis Tool

GDS has developed an analysis tool to address the lack of satisfactory standards across the industry when interpreting shear wave travel times from bender element test data. For a limited time only, this tool is FREE to download from our website.

World Leaders in Geotechnical Testing Systems Since 1979

Established in 1979, GDS Instruments designs and manufactures materials testing machines and software for the computer-controlled testing of soils and rocks.

Winner of the Queens Award for Enterprise in International Trade

GDS Instruments a division Global Digital Systems Ltd (GDS) has been awarded, The Queen's Award for Enterprise in International Trade category.

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World Leaders in Geotechnical Testing Systems

Established in 1979, GDS Instruments designs and manufactures materials testing machines and software for the computer-controlled testing of soils and rocks. GDS equipment is used in over 50 countries in the world for both commercial testing and for academic research at the highest level.