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Technical Reports

2015 Right-of-Way Fatality and Trespass Prevention Workshop

In response to the successful 2008 and 2012 Trespasser Workshops, Federal Railroad Administration (FRA) sponsored the 2015 Right-of-Way (ROW) Fatality and Trespass Prevention workshop to keep up the momentum that had been previously established. The FRA Administrator (who was Acting...

Postmortem Investigation Of The Kansas. Test Track Volume II

The Kansas Test ~~rack (KTT) was comprised of nine .differen~tra'Cksystems, , which were built on a: designed embankment. The KTT subgrade experienced prema.ture failure in service, and KTT operations were terminated in June 1975 after six months of operation. A postmortem investigation of KTT...

Weld Repair of Manganese Frogs for Enhanced Performance

When special trackwork contact surfaces (such as manganese-steel turnout frogs) become worn and damaged, they can be repaired to extend their lifetime, but current repair methods typically cannot return these surfaces to their original durability. Since worn or damaged frogs in freight and...