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Bradley Bobbs

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  1. How could I go about obtaining test samples of rail sections with negligible and significant levels of internal stress?

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    1 comment  ·  U.S. DOT FY 2025 Phase I Pre-Solicitation Q&A » 25-FR1: Non-Destructive Longitudinal Rail Stress Measurement Device  ·  Admin →
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  2. What is the approximate magnitude of stress that is desired to be detected?

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    1 comment  ·  U.S. DOT FY 2025 Phase I Pre-Solicitation Q&A » 25-FR1: Non-Destructive Longitudinal Rail Stress Measurement Device  ·  Admin →
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  3. Has ultrasonics been considered as a solution to this problem? If not, why not? If so, why was it rejected?

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    1 comment  ·  U.S. DOT FY 2025 Phase I Pre-Solicitation Q&A » 25-FR1: Non-Destructive Longitudinal Rail Stress Measurement Device  ·  Admin →
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    Bradley Bobbs shared this idea  · 

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