How do roller coasters keep multiple trains from colliding at high speeds?

Roller coasters transport fragile humans at high speeds, requiring precise management to ensure safety. This video explores the mechanical and operational systems used to control multiple trains on a single track, preventing collisions while maintaining efficient ride flow.

Managing multiple roller coaster trains simultaneously is a complex engineering challenge. Because the vehicles are passive and move at high speeds, the system must rely on robust safety protocols to prevent accidents.

The video examines these safety mechanisms by looking at specific examples, including the ride systems of Space Mountain and Expedition Everest. By analyzing how these coasters handle train spacing and reset sequences, the video illustrates the technical strategies used to keep passengers safe while keeping the ride in motion.

Source: Roller Coaster Safety: How to Manage Too Many Trains at Once