Research Results

Industry Survey of Bolsters and Side Frames Removed from Service

  • 26
  • May
  • 2017
AUTHOR: Federal Railroad Administartion
REPORT NUMBER: RR 17-07
SUBJECT: Facilities & Test Equipment, Rolling Stock, Best Practices
KEYWORDS: Bolster, side frame, casting, survey, steel
ABSTRACT: Transportation Technology Center, Inc. (TTCI) conducted an industry survey of defective bolsters and side frames removed from service. Scrapped components (approximately 70 bolsters and 55 side frames) from four railcar shops were analyzed, and the data collected was used to create a database quantifying the most common defects.

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