(うんこう)

うんこう
noun, verb (suru)
operation; service (of transportation)
1. operation; service; running (of trains, buses, etc.)
The scheduled operation of public transportation such as trains, buses, and other vehicles along their routes.
バスは通常(つうじょう)(どお)運行(うんこう)している。
The buses are running on their normal schedule.
台風(たいふう)のため電車(でんしゃ)運行(うんこう)()まった。
Train service was suspended due to the typhoon.
来月(らいげつ)から(あたら)しいバス路線(ろせん)運行(うんこう)開始(かいし)する予定(よてい)だ。
A new bus route is scheduled to begin service next month.

USAGE NOTES:
運行(うんこう) refers specifically to the operation of land-based transportation (trains, buses, streetcars). For ships and aircraft, 運航(うんこう) (with a different kanji) is used instead.

COMMON COLLOCATIONS:

  • 運行(うんこう)ダイヤ (operating schedule/timetable)
  • 運行(うんこう)状況(じょうきょう) (service status)
  • 運行(うんこう)再開(さいかい)する (to resume service)
  • 運行(うんこう)見合(みあ)わせる (to suspend service)
  • 臨時(りんじ)運行(うんこう) (special/extra service)

SIMILAR WORDS:
運航(うんこう) uses the kanji (こう) (navigation) and applies to ships and aircraft. 運行(うんこう) uses (こう) (go) and applies to land transport. The readings are identical, so context and kanji are key.