What is standard gauge?

The most common track width worldwide.

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  1. The most common track width worldwide ✔
  2. A tool for measuring trains
  3. A type of train horn

Why: Standard gauge is the most widely used track width.

Huh, didn't know that: Standard gauge is the most widely used track width.

The dad joke
Standard gauge sets the standard.
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References

Answer: The most common track width worldwide. Standard gauge is the most widely used track width.

  1. Rail transport en.wikipedia.org/wiki/Rail_transport
    standard gauge (used on approximately 70% of the world's existing railway lines)
    Checked 2026-11-07.

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