Investigation of Bridge Expansion Joint Failure Using Field Strain Measurement
Publication: Journal of Performance of Constructed Facilities
Volume 25, Issue 4
Abstract
This study was initiated after the sliding plate expansion joints of Millard E. Tydings Memorial Bridge, a long-span truss bridge, failed prematurely just a few months after their initial installation. The study included field investigation, material testing, analysis, and field testing. Test data records show numerous high spikes, which represent high tensile stresses, within their respective measured periods. By extrapolation, the failure was predicted by applying Miner’s linear cumulative damage rule. The calculation shows that the accumulative value would reach 1.0 when the first and subsequent failures were reported. The unexpected high stresses and poor workmanship caused early crack formation attributable to distress.
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© 2011 American Society of Civil Engineers.
History
Received: Jun 25, 2009
Accepted: Aug 27, 2010
Published online: Sep 23, 2010
Published in print: Aug 1, 2011
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