Optimizing Railroad Tank Car Safety Design to Reduce Dangerous Goods Transportation Risk Saat, M.R. and C.P.L. Barkan. 2008. Optimizing Railroad Tank Car Safety Design to Reduce Dangerous Goods Transportation Risk. In: Proceedings of the 8th World Congress on Railway Research. Seoul, Korea. Files Optimizing Railroad Tank Car Safety Design to Reduce Dangerous Goods Transportation Risk - Full Text (PDF) Categories Safety and Risk