This Order authorises the Environment Agency (“the Agency”) to construct and operate a new tidal barrier with a moveable gate across the river Witham (also known in this location as the Haven) in Boston, Lincolnshire, together with a new building to enable operation of the barrier, new flood defence walls on both banks of the Haven, a replacement gate across the entrance to the existing Wet Dock and to execute ancillary works, including dredging of the river.
Link: The Boston Barrier Order 2017
Source: Legislation .gov.uk