A lot of work goes into keeping trains on time and running smoothly. These powerful machines rely on clean and shapely tracks, and a lot of moving parts to keep them on the rails, steadily chugging along.
Most trains use an air brake system on their rail cars. This system relies on the charging of air reservoirs for their use. To test the effectiveness and efficiency of the brakes, you’ll need an alternative source of air pressure. That means you’ll be turning to your yard air source and an approved testing device. Tests should be performed regularly, or any time a car has been off air for more than 4 hours. The test devices themselves should also be calibrated once every 92 days.
Often, gravel is used to support the rail and shape the ground around it, otherwise known as track structure. Every so often this …