United States Department of Transportation
i
Non-Destructive Bridge Testing With Advanced Micro-II Digital AE system
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2011-02-02
[PDF-665.24 KB]
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Abstract:The proposed research at the Coast Guard Blvd. in the City of Portsmouth was completed according to the plan of action prepared in consultation with the VDOT and the Virginia Council of Transportation Innovation and Research (VCTIR). The major elements of the work are shown below: Research Preparation: review of the updated status of the bridge monitoring based on the feedback from VDOT Discussion of the Research Plan with VDOT/VCTIR Site visits with VDOT for test site selection on the bridge Acquisition of the battery operated digital DAQ for experimentation Planning of the newly designed and acquired Micro-II Digital DAQ system Acoustic Emission (AE) sensors for installations on the test site AE testing, data acquisition and analysis Analysis of the AE data in a linear and 2D framework to locate the damages Establish AE bridge inspection procedure and methodology based on the studies during quiet/low and peak traffic periods Investigate the AE generation from freight trains on the bridge structure component AE data acquisition, recording and analysis on a near real time basis.
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