Paper
31 March 1998 Instrumented monitoring and nondestructive evaluation of highway bridges
Victor J. Hunt, Ahmet Turer, Yong Gao, Alper Levi, Arthur J. Helmicki, Raymond A. Barrish Jr., Fikret Nacati Catbas, Kirk A. Grimmelsman, A. Emin Aktan
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Abstract
On-line, continuous monitoring technologies of a rigorous and objective nature are sought to quantitatively identify and evaluate the condition or health of highway structures over their useful lifetime. A global bridge evaluation methodology is under development based upon the structural identification concept, employing modal testing, truckload testing, and instrumented monitoring as its principal experimental tools. Test results are transformed to either modal flexibility or the unit influence line, which have been demonstrated to be conceptual, quantitative, comprehensive, and damage-sensitive signatures. Four test sites were tested, monitored, and studied in order to classify their similar bride-type-specific behavior mechanisms and to validate the performance of the implemented methodology. Practical, type-specific procedures for instrumented monitoring and nondestructive evaluation can then be developed for the whole group or type of highway bridges.
© (1998) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Victor J. Hunt, Ahmet Turer, Yong Gao, Alper Levi, Arthur J. Helmicki, Raymond A. Barrish Jr., Fikret Nacati Catbas, Kirk A. Grimmelsman, and A. Emin Aktan "Instrumented monitoring and nondestructive evaluation of highway bridges", Proc. SPIE 3400, Structural Materials Technology III: An NDT Conference, (31 March 1998); https://doi.org/10.1117/12.300119
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Cited by 4 scholarly publications.
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KEYWORDS
Bridges

Nondestructive evaluation

Sensors

Diagnostic tests

Error analysis

Environmental monitoring

Optical inspection

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