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Equipment tagged with [hydraulic jack]

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The in-situ stress, deformability and resistance feature of masonry can be determined by the flat jack method . The test is performed by making a cut to a uniform depth into the mortar courses and inserting the flat jack or couple of jacks, which are pressurized ...
<p>The Goodman Jack is a borehole tool used for estimating the deformability of rock masses in-situ. It is designed to be used in 3"" (76 mm) boreholes. The Goodman Jack consists of a hydraulic jack with curved bearing plates, LVDT sensors, a displacement ...
<p>The Model 4820 Jackout Pressure Cells are used to measure earth pressures on slurry walls. They are designed to fit inside a plate which is pressed against the side of a slurry wall excavation using a hydraulic jack arrangement. This method of installation ...