Tagged: roller coaster engineering

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Coasters-101: Why do roller coasters “sway”?

Every so often you’ll see a video uploaded online of a roller coaster’s track visibly moving or “swaying” as a train races over it. This swaying movement is very startling to those who have never seen it before, especially in...

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Coasters-101: Wheel Design

A typical wheel used on a roller coaster is constructed by taking an aluminum hub and bonding a polyurethane tire to the hub’s outside diameter. This entire “wheel assembly” is then connected to the axle through a bearing. There are...