The Lagan Weir, completed in 1994, at a cost of £14m, is located across the Lagan between the Queen Elizabeth Bridge and the M3 bridge (completed around the same time) in Belfast, Northern Ireland. The Lagan Weir was jointly funded by the Corporation and the European Commission. It was constructed by Charles Brand Ltd and designed by Ferguson and McIlveen.
[youtube https://www.youtube.com/watch?v=5jPXVPIZ6o4]