Keywords: Automated Track Inspection Program, machine vision, data products, imaging systems
Keywords: Probability of detection, MAPOD
Keywords: Concrete railroad ties, crossties, bond, pullout test, transfer length, transmission length, prestressed concrete, pretensioned concrete, indented wire
Keywords: Signal wire bonding, solid-state, welding, portable, PTC
Keywords: ballast, fouled ballast, track, geometry
Abstract: The bulletin clarifies the application of Title 49 Code .of Federal Regulations (CFR) § 213.103 (Ballast; general). All affected personnel are to utilize this bulletin as guidance...