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Borehole Deformation Gages
The Model 5000 Borehole Deformation Gage is the proven USBM-style gage used to measure in situ rock stresses using the…
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Concrete Stressmeters (VW)
The Model 4370 Concrete Stressmeter comprises a short vibrating wire load cell in series with a longer cylinder of concrete.…
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Soft Inclusion Stress Cells (VW)
The Model 4360 Vibrating Wire Soft Inclusion Stress Cells (SISC) are larger versions of the Model 4300 Borehole Stressmeters. The…
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Biaxial Stressmeters (VW)
The Model 4350 Vibrating Wire Biaxial Stressmeter is designed to measure compressive stress changes in rock, salt, concrete or ice.…
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Borehole Pressure Cells
The standard Borehole Pressure Cell (BPC) is used to measure rock stress changes and is designed to be grouted inside…
