Railroad tracks are often called rails.
rails
They are there to allow for the expansion of the rails during hot weather.
The inside rails inside of the main rails are called guard rails. They are there so that if there is a derailment the train will stay within the rails instead of off of the trestle.
The metal that trains travel on is called railway or railroad track. It consists of two parallel steel rails laid on wooden or concrete ties, providing a surface for trains to travel on.
They're called taff rails, especially at the stern of the ship
The rungs on a ladder are held between the rails.
A horse drawn wagon on rails is called a sled or sleigh.
A rail is a support structure, usually a length wood or metal. Rails is the plural form and can mean any number of support rails or the parallel metal beams on which a train or trolley runs. Example sentences:Stop, look, and listen before you cross the rails.The family sat on the porch rails for a sing along.
parallel
The rails themselves are metal. The 'sleepers' the rails rest on are often made from wood - as they flexes while the trains pass over them.
crossword answer? ELS