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Equipment tagged with [Vibration Wire Crackmeter]

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"Scissor-Jack" Crackmeter (VW) - Model 4420-1X-50
<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 ...
Crackmeters and Jointmeters
<p>Electrical and vibrating wire crackmeters (jointmeters) are intended to monitor movement across surface cracks and joints in concrete structures or rock.<br>The instrument assembly includes sensor housing and target, both parts are equipped with screw anchors. ...
Titanium Crackmeter (VW) - Model 4420-1X-12.5
<p>A submerged concrete caisson, partially buried below seabed serving as a water intake facility, was to be instrumented to monitor potential settlements during its operation. To meet the objectives of the monitoring project, two Model 6160 MEMS Tiltmeters ...
Vibrating Wire Crackmeter
<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 ...
VW Crack Meter
<p>VWCM-4000 crack meters are used to measure movement across surface cracks and joints in concrete, rock, soil and structures. They consist of a sensor outer body tube and an inner free-sliding rod which is connected at the internal end to a vibrating wire ...
VW Crackmeter
<p>The VW crackmeter is used to monitor movement at joints and cracks in concrete structures or rock. The VW crackmeter consists of a VW displacement transducer and a mounting kit. Anchors are installed on opposite sides of the crack and the transducer is ...
VW Embedment Jointmeter
<p>The VW embedment jointmeter is used to monitor movement at joints in mass-concrete structures such as abutments, foundations, and dams. Components of the embedment jointmeter include a socket, a transducer housing, and a submersible VW displacement transducer. ...