bgade1

@bgade1 (1)

Canada • Age 45

Joined myLot 18 years ago

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How do railroad crossing signals work?

Casey Heinzism @dnatureofdtrain (5273) • Janesville, Wisconsin 16 Dec 07

How do railroad crossing signals work? - DNatureofDTrain

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bgade1 Indeed, that isnt how they work at all. An electrical signal is put into the rails near the crossing. When a trian comes along, its metal wheels short the two rails together. That, tells the signal box to turn the lights on. Of course, it can get more...

26 Jan 08

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2 people