Keywords: High-speed rail, train aerodynamics, train slipstream, pressure pulse, tunnels, passenger safety, passenger comfort, ballast flight, aerodynamic drag, crosswinds, aerodynamic testing, aerodynamics, aerodynamic assessment
Quarterly Performance Reports
Keywords: European Union, EU, standards, regulations, codes, recommended practices, rolling stock, high speed rail
Keywords: Emergency warning, train horn, trespassers, music masking sounds, reaction time, acoustic warning device
Abstract: Acoustical warning devices are designed to warn trespassers of an approaching train. This study evaluated the urgency and detectibility of potential warning sounds.
Acoustical warning devices are designed to warn trespassers of an approaching train. This study evaluated the urgency and detectibility of potential warning sounds.
Evaluation of the Degradation of Concrete Ties Using Machine Vision Technology on High-Speed Rail Corridors
Keywords: Concrete tie, concrete crosstie, tie degradation, cracked tie, concrete tie conditions, tie maintenance, tie replacement, tie inspection, tie grading, tie assessment, Northeast Corridor, concrete tie grades
Abstract: ENSCO, Inc. used machine vision technology to assess concrete tie degradation in Amtrak’s high-speed Northeast Corridor (NEC) over a 13-month period. The study examined three...