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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...
A letter to BNSF providing overview of FRA authority to regulate dual-fuel locomotives and fuel tenders. Specifically, the letter clarifies that FRA regulations apply to dual-fuel locomotives and fuel tenders containing liquefied natural gas (LNG) for the purpose of fueling the locomotive. The...