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Very Long Trains – Phase IV - Moving Train Test

In the final phase of this research project, a team from Sharma & Associates, Inc. conducted moving train tests on a 228-car, Distributed Power (DP) configured train consist traveling from Minot, ND, to Vancouver, WA, using a Burlington Northern and Santa Fe (BNSF) train and crew. This...

Very Long Trains – Phase III - Stationary Train Tests

In Phase III of this research, FRA sponsored Sharma & Associates, Inc. (SA), with significant assistance from Burlington Northern Santa Fe (BNSF) Railway, to conduct a series of tests to evaluate air brake system performance on a stationary train consisting of 200 cars in BNSF’s railroad...

Very Long Trains – Phase II - Rack Tests

In Phase II of this research project, FRA sponsored Wabtec to perform train air brake tests on long trains at their facility in Wilmerding, Pennsylvania, between January 2021 and March 2021. The air brake rack simulated trains with up to 200 control valves using a conventional (i.e., head-end...