To search an exact document title or key phrase, place quotations around the text. Example: "U.S. Government Grade Crossing Research & Stakeholder Engagement" Entering keywords without quotations will search the eLibrary for all occurrences of the keywords.
Keywords: Waze, crowdsourced data, railroad safety, grade crossing, blocked crossing
Abstract: FRA sponsored a research project to explore the potential uses of WAZE data to increase safety at grade crossings.
Keywords: Concrete crossties; crosstie degradation; center cracks; cyclic loading; flexural performance
Keywords: Fouled ballast performance, track geometry, degradation, trending, long-term wayside monitoring, waiver operations, enforcement modes, track, Autonomous Track Geometry Measurement System, ATGMS, track
Keywords: Photogrammetry, line-of-sight, grade crossing, railroad safety
Abstract: FRA evaluated the effectiveness of using drones and photogrammetry software to conduct line-of-sight analyses of selected grade crossings. Researchers selected crossings with...
Keywords: Automated Track Inspection Program, machine vision, data products, imaging systems