Apparatus and method for determining in situ pore fluid...
Apparatus and method for determining the strength and type of so
Apparatus for determining the variations in volume of an expanda
Apparatus for measuring deflection or deformation in pavement st
Auto-orienting motion sensing device
Auto-orienting motion sensing device
Automated becker hammer drill bounce chamber energy monitor
Biaxial pressure sensor
Bore hole rock shear tester and method for using same
Borehole "creep" displacement tool
Borehole dilatometer intensifier
Borehole dilatometer with intensifier
Borehole directional dilatometer
Borehole extensometer for monitoring relative mass displacements
Borehole gauge for in-situ measurement of stress and other physi
Borehole strain monitor for soft rock
Borehole stress-meter and method and apparatus for the installat
Core sample test method and apparatus
Device for driving rods used primarily for soil mechanics tests
Device for the precise measurement of movements or deformations