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Equipment tagged with [tunnel convergence]

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<p>The Bassett Convergence System is designed for automated monitoring of tunnel deformation. The system is robust, simple and proven. It is most commonly used in transportation tunnels, but can be adapted to monitor other structures. The itmsoil Bassett Convergence ...
<p>The Continuous Rod Extensometer system accurately measures settlement and/or heave at single or multiple anchor points in a borehole and at its reference head. The system employs up to eight rods, anchored along the axis of a borehole, terminating in the ...
The Model 4425 Convergence Meter is used to monitor closures in underground excavations, tunnels, etc. It is comprised of a spring tensioned transducer, turnbuckle, connecting rod (stainless steel, fiberglass or graphite), rod clamp, and a pair of stainless ...
<p>The RST Convergence Monitor is an economical, robust instrument for the continuous or random monitoring of ground closure in mining and civil engineering projects. The convergence monitor consists of a sensor unit coupled to a lower, spring loaded leg and ...
<p>The Digital Tape Extensometer is a portable device used for measuring displacement between pairs of eyebolts. These may be installed on a structure or in an excavation such as a tunnel or shaft. The Digital Tape Extensometer unit comprises a stainless steel ...
<p>The Single Point Model EX-1 is an inexpensive, simple, rugged, and reliable device to monitor deformation in under ground workings such as chambers, tunnels, mine galleries and mine excavations. The entire instrument is recessed in the borehole, providing ...
<p>The Rod Extensometer system accurately measures settlement and/or heave between single or multiple anchor points in a borehole and at its reference head.<br>The system employs up to eight rods, anchored along the axis of a borehole, terminating in the reference ...
<p>The RST Tape Extensometer is a portable device, designed to measure the relative distance between reference anchors fixed to the excavation or structure.<br>The instrument consists of a precision punched steel tape incorporating a repeatable tensioning ...
<p>The Tunnel Profile Monitoring System is a series of linked rods, fixed to the tunnel wall, to monitor deformation. A data logging system and related software is available to provide near real time displacement and generate a graphical representation of ...
<p>The RST Tunnel Profile Monitoring System is a series of linked rods, fixed to the tunnel wall, to monitor deformation. A data logging system and related software is available to provide near real time displacement and generate a graphical repre-<br>sentation ...