List of tidal barrages
A tidal barrage is an artificial obstruction at the mouth of a tidal watercourse, in contrast to a normal barrage along a river's inland course.
A barrage in Rockhampton
Purpose
The common primary functions of a barrage are:
- Increase the depth of a river (similar to a weir)
- Maintain a separation between fresh and salt water
- Reduce the risk of tidal flooding up the river
Secondary functions may include:
- Tidal power generation
- Artificial whitewater leisure centres
Notable barrages
- Cardiff Bay Barrage
- Goolwa Barrages
- Marina Barrage
- Prakasham Barrage
- Rance tidal power plant
- Swansea barrage
- Tees Barrage
- West Sea Barrage
Partial view of the West Sea Barrage near Namp'o, North Korea in 1989
Lock in Cardiff Bay Barrage
Marina barrage bridge
Proposed barrages
- Severn Barrage across the River Severn between Wales and England
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See also
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