Answer:
Explanation:
FRA investigates accidents and incidents as determined by the Accident Analysis Branch or regional management. Generally, FRA investigates accidents and incidents meeting the following criteria:
Any collision (main or yard track), derailment, or passenger train incident resulting in at least one fatality or serious injury to railroad passengers or crewmembers.
Any railroad-related accident resulting in death to an on-duty railroad employee, including an employee of a contractor to a railroad, regardless of craft.
Any highway-rail grade crossing accident resulting in any of the following:
Death to one or more persons being transported in a commercial vehicle or school bus.
Serious injury to several persons being transported in a commercial vehicle or school bus.
Death to three or more persons in a private highway vehicle.
Accidents involving grade crossing signal failure or allegations of grade crossing signal failure.
Any non-casualty train accident resulting in derailment of a locomotive, 15 cars or more, and extensive property damage.
Any train accident/incident resulting in a fire, explosion, evacuation, or release of regulated hazardous materials, especially if it exposed a community to these hazards or the threat of such exposure.
Any accident/incident involving a train transporting nuclear materials.
Any train incident involving runaway or rollaway equipment, with or without locomotives.
Any collision involving maintenance-of-way or hi-rail equipment.
Any accident caused by failure of a locomotive or any part of a locomotive, or a person coming in contact with an electrically energized part that resulted in serious injury or death of one or more persons.
Accidents resulting from signal failure including Positive Train Control-related failures and malfunctions.
Any other train accident/incident likely to generate considerable public interest.
Most Amtrak accidents/incidents.