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Publications tagged with [TDR]

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<p>A new method of cable installation using a heavy-duty Cone Penetration Test (CPT) truck was developed and practiced successfully in this study. The coaxial and fiber optic cables were pushed along with the cone rods by the hydraulic system integrated with ...
Reference: Ohio Research Institute for Transportation and the Environment
This is a simplified guide for the implementation and use of a TDR cable system for monitoring the movement of known and potential landslides. For more detailed information, please refer to documents in the reference section, as well as the section on supplemental ...
Reference: 7700—Transportation Mgmt 0877 1804—SDTDC
To monitor slope movement and the factors which influence it, Arup and the GEO have developed a fully automated system for collecting and reporting field monitoring data. The instruments collect readings at designated intervals and upload them to a secure ...
Reference: The 12 th International Conference of International Association for Computer Methods and Advances in Geomechanics (IACMAG) 1-6 October, 2008 Goa, India
<p>In recent years Time Domain Reflectometry (TDR) has been introduced as a new system for landslie monitoring. Untill now no standards have been defined, how to install a TDR system or how to process the received data, especially when multiple TDR measureing ...
Reference: FELSBAU 24 (2006) NR. 3
Up-hole reflectometry devices that interrogate passive mechanical transducers are increasingly used in geotechnical instrumentation. One of such a monitoring technique is the time domain reflectometry (TDR). This study utilizes the principle of TDR to devise ...
Reference: Geotechnical Testing Journal, Vol. 28, No. 5
Time Domain Reflectometry (TDR) is a remote sensing electrical measurement technique that has been used for many years to determine the spatial location and nature of various cable faults. In the 1950s TDR technology was adapted to locate and identify faults ...
Reference: Geotechnical News, June 2003
This paper employs a case history to describe deployment of new TDR cable and communication technologies to monitor stability. It involves remotely monitoring possible sinkhole-induced deformation near a “land bridge” installed over a recent subsidence event. ...
Reference:
This thesis presents the application of Time Domain Reflectometry technology in nine case studies. Presented in detail are cable and grout installation techniques, data acquisition instrumentation and autonomous real time monitoring of soil deformation using ...
Reference: MASTER OF SCIENCE Field of Civil Engineering
Time Domain Reflectometry (TDR) is a versatile technology amenable to a variety of measurements and nondestructive monitoring of infrastructure conditions. It can be utilized to monitor deformation of soil/rock and structures, monitor changes in fluid levels, ...
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As TDR technology grows in acceptance, its use stimulates further innovative applications and comparison with slope inclinometer measurements. This paper presents cases in which the opportunity arose to compare these two technologies to detect and measure ...
Reference: GeoDenver 2000