On the river, close the junction with the River Thames is the Darent Flood Barrier, with two 160-tonne drop-leaf gates, which may be lowered if the sea threatens to inundate the land.
On the river, close the junction with the River Thames is the Darent Flood Barrier. Which has two 160-tonne drop leaf gates which are lowered if the sea (from the tidal Thames) threatens to inundate the land.