The Norfolk Southern line near me has “hot box detectors” about every 10 miles. Dragging equipment detectors less frequently. They automatically report milepost, track number, number of axles, and any defects via radio.
CB radio. Ch 20 for UP & ch 76 for BNSF in my area.
“The Norfolk Southern line near me has “hot box detectors” about every 10 miles.”
Yep, here too. But this is what they get for getting rid of the Cabooses.