Fetching details from the dictionary...

closing; closure
shutdown; lockout
工場の閉鎖により多くの人が失業した。
Many people lost their jobs due to the factory closure.
道路が閉鎖されて迂回を余儀なくされた。
The road was closed and we were forced to detour.
国境の閉鎖は一時的な措置だという。
The border closure is said to be a temporary measure.