保ほ線せん

noun

track maintenance

Refers to the inspection, repair, and upkeep of railway tracks and related infrastructure. Often used in compound terms like 保線作業 (track maintenance work) or 保線区 (track maintenance section).

• 夜や間かんの保ほ線せん作さ業ぎょうで電でん車しゃが運うん休きゅうになった。

  Trains were suspended due to nighttime track maintenance work.

• 彼かれは鉄てつ道どう会がい社しゃの保ほ線せん区くで働はたらいている。

  He works in the track maintenance section of the railway company.