How Do Railway Detonators Work?

A railway detonator (torpedo in North America) is a coin-sized device that is used as a loud warning signal to train drivers. It is placed on the top of the rail, usually secured with two lead straps, one on each side. When the wheel of the train passes over, it explodes, emitting a loud bang.

What do train detonators do?

Detonators are used to warn staff of potential hazards on the line ahead. They are placed on the railhead and the explosive is detonated when a train wheel runs over them.

What are railway explosives?

Railway track explosives are small explosives which need to be strapped on the railway line for use. When the train wheel crushes it while passing over the explosive will explode with a loud report which is a signal to train drivers to stop the train.