Why do fire hydrants not freeze and burst in the winter? The water is theoretically above the freezing line, no?
In: Engineering
> **The water is theoretically above the freezing line, no?**
In cold climates, it is below the freezing line. The design is simply a valve below ground and long rod that extends up and you can turn from the top. [Fire hydrant design.](https://qph.fs.quoracdn.net/main-qimg-24c937de0553bd9abb5398e15f423f12)
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