The grain is shipped to a final user in hopper cars.

As he hailed a passing hopper car he realized suddenly.

To emphasize, he had the hopper car next to the engine cut up the next week.

The company owns 28 Iore locomotives and 750 hopper cars.

These were small hopper cars that carried the product on a mine railway out of the mine.

It also owns hopper cars often hauled by Union Pacific.

All 69 hopper cars were destroyed and scrapped at the crash site.

Each hopper car had wheels that were equipped with an ordinary air brake.

There are two main types of hopper car: open and covered.

The first design had required all the coal to be transferred from hopper cars to bin by hand.