What does ballast under the track help do?

Drain water and spread load.

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  1. Make trains louder
  2. Grow grass between rails
  3. Drain water and spread load ✔

Why: Ballast distributes weight and lets water drain away.

Huh, didn't know that: Ballast distributes weight and lets water drain away.

The dad joke
Ballast is a real drain expert.
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References

Answer: Drain water and spread load. Ballast distributes weight and lets water drain away.

  1. Rail transport en.wikipedia.org/wiki/Rail_transport
    a bed of ballast to distribute the load from the ties and to prevent the track from buckling
    Checked 2026-11-07.

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