Field Investigation of Broken Cut Spikes on Elastic Fasteners Using Instrumented Spikes [Research Results]
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2021-04-01
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Abstract:FRA and Transportation Technology Center, Inc. conducted field experiments to investigate the spike failure mechanism found on elastic fastener tie plates. The investigation proved the bending load in cut spikes used with elastic fastening systems could be high enough to cause permanent bending or even fatigue cracking in the spike material.
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