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Thermite Head-Defect Repair Welds at the Eastern Mega Site

From October 2013 to March 2017, thermite head-defect repair test welds from two different suppliers were installed at the eastern mega site near Princeton, WV, on mainline track of Norfolk Southern Railway (NS). Transportation Technology Center, Inc. (TTCI) conducted this research under the...

Drainage Properties of Fine Contaminated Ballast

In 2017, the Federal Railroad Administration (FRA) and Transportation Technology Center, Inc. (TTCI) completed the initial phase of testing on a “Rainy Section” in the High Tonnage Loop at the Facility for Accelerated Service Testing (FAST) in Pueblo, CO, to measure drainage, settlement, and...