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Equipment tagged with [joint movement]
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<p>In late 2009 the U.S. Geological Survey (USGS) and National Park Service (NPS) joined into a collaborative research project to investigate the deformation of large, vertically-oriented, granite slabs in response to thermal heating and solar radiation. The ...
Filed under:
Monitoring -
Displacement - Movement
The Model 4400 Embedment Jointmeter is designed for use across construction joints such as those between adjacent blocks in a concrete dam. It is normally embedded across the joint to monitor the expansion or contraction of the joint. The use of internal universal ...
Filed under:
Monitoring -
Displacement - Movement
<p>The JM utilizes a vibrating wire sensor attached to a spring tensioned between two anchors. Any variation of distance between these anchors will change the tension in the wire. The sensor is protected by a sliding stainless steel housing.</p><p>3 models ...
Filed under:
Monitoring -
Displacement - Movement
The Model 4427 Long Range Displacement Meter is ideally suited for the measurement of large displacements associated with landslides. The Model 4427 can also be used for monitoring the movement of boulders, snow, etc., on unstable slopes.<br><br><b>Specifications</b>:<br>Standard ...
Filed under:
Monitoring -
Displacement - Movement
<p>The Mechanical Triaxial Jointmeter is designed to monitor three way displacement (X, Y and Z) across joints or cracks between adjoining concrete and rock structures. The Jointmeter comprises two elements; a zinc coated measurement arm and a Stainless Steel ...
Filed under:
Monitoring -
Displacement - Movement
The Model 4422 is a miniature crackmeter intended to measure displacements across surface cracks and joints. It has been specially designed for applications where access is limited and/or where monitoring instrumentation is to be as unobtrusive as possible ...
Filed under:
Monitoring -
Displacement - Movement
<p>The RTF surface jointmeter (also crackmeter or fissurometer) is designed to monitor relative movements of adjacent surfaces across cracks or construction joints.</p><p>The RTF surface jointmeter consists of a vibrating wire transducer or a potentiometer, ...
Filed under:
Monitoring -
Displacement - Movement
<p>The Vibrating Wire Crackmeter provides accurate measurement of crack propagation for structural or geotechnical monitoring. The sensor is made from high quality stainless steel, incorporates O-rings to allow for underwater use and is designed for longterm ...
Filed under:
Monitoring -
Displacement - Movement
<p>The Vibrating Wire Embedment Jointmeter is designed to monitor movement of joints in mass-concrete structures. The jointmeter comprises two parts: a socket and a main body. The socket is a detachable end that is cast into the first lift of concrete. The ...
Filed under:
Monitoring -
Displacement - Movement
<p>The Vibrating Wire Perimetric Jointmeter is designed to monitor three way displacement at joints and cracks. The reference anvil design allows the Vibrating Wire transducers to show independent movement in all directions, irrespective of each other. The ...
Filed under:
Monitoring -
Displacement - Movement