The red light on train tracks typically indicates that a train is approaching or there is a train on the tracks.
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June 2022. The end of train device (ETD), sometimes referred to as an EOT, flashing rear-end device (FRED) or sense and braking unit (SBU) is an electronic device mounted on the end of freight trains in replacement of a caboose.
“Green” is 2 vertical lights & means “clear”.” “Yellow” is 2 diagonal lights pointing up to the right & means “approach.” “Red” is 2 horizontal lights & means “stop.” “Lunar white” is 2 diagonal lights pointing down to the right & means “restricted speed.”
Active Grade Crossings have active warning and control devices such as bells, flashing lights, and gates, in addition to passive warning devices such as crossbucks (the familiar x-shaped signs that mean yield to the train), yield or stop signs and pavement markings.
The parallel lines of the rails converge toward the horizon and fool our minds into thinking the train is farther away than it actually is. It is virtually impossible to accurately judge the speed of a train when these combinations of illusions are present.
Below are some safety tips everyone should keep in mind while near a train track: Red lights indicate a train is approaching from either direction. Never walk around or behind lowered gates at a crossing and do not cross the tracks until the lights have stopped flashing. Stay alert around railroad tracks.