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Keywords: Accident Investigations, Union Pacific,
Abstract: On June 14, 2017, at approximately 6:30 p.m., CDT, a Union Pacific Railroad (UP) freight train, MYCAS- 14, operating southwest from Villa Grove, Illinois, to St. Louis, Missouri,...
Keywords: Accident Investigations, Crude Oil, Hazardous Materials, Union Pacific,
Abstract: On June 3, 2016, at 12:11 p.m., PDT, a westbound Union Pacific Railroad (UP) loaded petroleum crude oil unit train, ONETU 02, derailed 16 loaded crude oil tank cars on single main...
Keywords: Buy America MTA PTC Positive Train Control RRIF
Keywords: Transverse cracks; ultrasonic guided waves; noncontact ultrasonic testing; laser ultrasonic; air-coupled sensors; finite element modeling; automatic defect classification
Abstract: The objectives of this project were (1) to improve the defect detection reliability and (2) to improve the inspection speed of conventional rail defect detection methods. The...
Keywords: thermal capacity
Abstract: This report presents supplemental data which support Volume I, A Survey and Assessment, DOT-TSC-FRA-78-1,I,FRA/ORD-78/20,I, dated June 1978, 140 pages. A detailed description of...