0 a metal bar, running parallel with train tracks, that supplies electricity to some types of train
1 a metal bar, running parallel with train tracks, that supplies electricity to some types of trains
The trains are electrically powered, usually by third rail, and their railroads are separate from other traffic, usually without level crossings.
Electrification of the freight network, whether by third rail or overhead lines, was impractical.
Electric current is delivered to the trains over a third rail.
The fact that we have now had a third rail crash with multiple fatalities in little more than three years is a matter of considerable concern to us all.
It is essential that this third rail package is not derailed and that it arrives at its destination.
Otherwise, snow by itself is not a very serious difficulty in the way of the use of the third rail.
It maintains carriages which are run on the third rail.
There is no question that without effective protection much wild life is destroyed by this third rail.
