LAMB WAVE INSPECTION OF CONCRETE BEAMS

Y. C. Jung, T. Kundu, M. Ehsani

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The feasibility of detecting defects in concrete beams using Lamb waves is investigated in this paper. The traditional ultrasonic methods for inspecting defects in concrete use the reflection and scattering of longitudinal waves by internal defects. Signal amplitude and time of flight measurements provide information about the internal defects in concrete. However, these methods are time consuming and often fail to detect honeycombs, closed cracks and small defects. In this paper the potential of the Lamb wave technique to detect those defects in large concrete beams is investigated. The Lamb wave technique is found to be reliable for detecting such defects in concrete beams.

Original languageEnglish (US)
Title of host publicationOn the Recent Advances of the Ultrasonic Nondestructive Evaluation and Composite Material Characterization
PublisherAmerican Society of Mechanical Engineers (ASME)
Pages33-46
Number of pages14
ISBN (Electronic)9780791816516
DOIs
StatePublished - 1999
EventASME 1999 International Mechanical Engineering Congress and Exposition, IMECE 1999 - Nashville, United States
Duration: Nov 14 1999Nov 19 1999

Publication series

NameASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE)
Volume1999-Y

Conference

ConferenceASME 1999 International Mechanical Engineering Congress and Exposition, IMECE 1999
Country/TerritoryUnited States
CityNashville
Period11/14/9911/19/99

ASJC Scopus subject areas

  • Mechanical Engineering

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