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Ballast Defects and Conditions—Importance of Identification and Repair in Preventing Development of Unsafe Combinations of Track Conditions
Keywords: Safety Advisories, Track, Ballast
Abstract: FRA is issuing this safety advisory to emphasize the importance of timely repairing ballast defects and conditions on main tracks. FRA notes that ballast defects and ballast...
Keywords: Continuous Welded Rail; CWR
Signal Recording Devices for Highway-Rail Grade Crossing Active Warning Systems that are Interconnected with Highway Traffic Signal Systems
Keywords: I�96�10; I�96�11 ; NTSB; active railroad warning systems
Keywords: Highway-Rail Grade Crossings; Low ground clearance; AASHTO Green book; vertical profile