This is the 686th most frequent Japanese word.
工事
Construction.
The word '工事' ('kouji') is used here to indicate ongoing construction work on the road.
この道路は現在工事中です。
This road is currently under construction.
'工事' is utilized to describe planned construction activities in front of the station.
駅の前で工事が始まる予定です。
Construction is scheduled to start in front of the station.
The word '工事' signifies the construction that was completed on the rooftop of the building.