SciencePhoto: HT HealthWhy Do Train Tracks Have Small Stones Around Them?
Train tracks have a thick layer of small stones called track ballast beneath and around them. Made from crushed hard rocks, ballast supports railway sleepers, keeps tracks stable, prevents sleeper movement, and ensures proper drainage. According to Indian Railways' RDSO, these stones distribute train wheel loads over a larger area, playing a crucial role in railway safety and track stability.
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