Highly accurate strain gauges measure the deformations. Acoustic transient and pulse-echo measurements can be performed simultaneously. The first installation was in 1995, but recently fully updated.
Laboratory of Geoscience and Engineering, Faculty of Civil Engineering and Geosciences, Stevinweg 1, Delft (Building #23).
Cell, used for rock deformations under in-situ external loading conditions.
Cell with axial pressures up to 260 bar; radial ones up to 700 bar.