バラスト
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列車の荷重を分散し、排水を確保し、線路の横方向・縦方向の移動を防ぐために、枕木の下および周囲に敷かれた砕石や砂利。バラスト軌道は世界で最も一般的な路盤の形式だが、高速線ではスラブ軌道の採用も増えている。
よくある質問
Ballast is a term used in the railway industry. Understanding this concept helps travelers navigate train services, schedules, and ticketing more effectively. See the full definition above for details.
Knowing what Ballast means can help passengers plan their journeys, understand announcements, and make informed decisions about routes, fares, and service types when traveling by train.
Several railway terms are closely related to Ballast. You can explore related concepts in the sidebar or browse the full TrainFYI glossary to deepen your understanding of rail terminology.