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Experimental Study of Offset Mechanical Lap Splice Behavior
- Article from:
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ACI Structural Journal
- Article date:
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July 1, 2008
- Author:
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Copyright informationCopyright American Concrete Institute Jul/Aug 2008. Provided by ProQuest LLC. (Hide copyright information)
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The behavior of offset mechanical splices is investigated in the context of currently-prescribed acceptance test methods and criteria. Two commercially available offset mechanical splice systems were tested in direct tension with the splice both restrained and unrestrained from rotating. In this series of tests, the commonly held belief that the critical case is where the splice is not restrained from rotating is shown to be incorrect. The splices are additionally tested in air under prescribed fatigue loading conditions. Finally, the splices are tested in place in 4.7 m (15 ft 5 in.) long concrete beams under both monotonic and fatigue loading conditions and their behavior is assessed. ...
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