railway sleeper BrE
railroad tie AmE
railway tie AmE

The strength ran out of my legs and I sat down hard on a railroad tie.

You will see old railroad ties and pieces of track.

If a man is pulling a train, then he could push against the railroad ties.

Other parts still have the railroad ties and rails in place.

The base can be made of almost anything, even railroad ties.

If you're using railroad ties, you'll have to anchor them in place.

The woman glanced around and spotted an old railroad tie.

His work 'Memory' is a wall made out of old railroad ties.

A railroad tie was used to support the large window in the living room.

"They are leaving things like these railroad ties lying around."