An official website of the United States government
Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
In response to the large number of unintentional releases of hazardous materials from railroad tank cars for which accidents were not the cause, the Federal Railroad Administration (FRA) initiated this study to (1) recommend procedures to ensure that tank car appurtenances are properly maintained...
A series of residual stress measurements were made on two tank cars that were retrofitted with stiffener beams.
The measurements were made on the tank shell exterior in the vicinity of fillet skip welds, which were used to attach the
stiffener beams to the tank structure. One of the cars had been...