Technical Reports

Probability of Detection Evaluation Results for Railroad Tank Car Nondestructive Testing

  • 30
  • Aug
  • 2016
AUTHOR: Federal Railroad Administration
OFFICE: RPD
SUBOFFICE: RPD-32
REPORT NUMBER: DOT/ORD/FRA-16/35
SUBJECT: Hazardous Materials
KEYWORDS: Nondestructive testing, direct visual testing , liquid penetrant testing, magnetic particle testing, ultrasonic testing, phased array ultrasonic testing, probability of detection, railroad tank car, butt weld, fillet weld, defect
ABSTRACT: The Federal Railroad Administration (FRA), Transportation Technology Center, Inc. (TTCI), and rail industry participants have performed probability of detection (POD) assessments to evaluate nondestructive testing (NDT) technologies, which are prescribed by Title 49 of the Code of Federal Regulations, on butt welds and fillet welds regularly used in railroad tank cars. This report provides the quantitative results and findings obtained from this research effort.
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