Consórcio MSF | LENA | SETH
Tejo River, Abrantes, Portugal
Weir designed to create a permanent impounding in front of Abrantes’ Town, for scenic and leisure purposes. The weir comprises:
- One fish ladder;
- One spillway span 21,75m wide, equipped with a rubber inflatable gate 1m high;
- Three spillway spans, each 46m wide and equipped with 3,2m high rubber inflatable;
- One 40m wide concrete ogee crest spillway span;
- One Ecological Flow Outlet.
This is a mobile weir, whose rubber gates will remain inflated for river flows between up to 750m3/s. Above
this, the gate will automatically deflate.