A weir /ˈwɪər/ is a barrier across a river designed to alter its flow characteristics.
In most cases, weirs take the form of obstructions smaller than most conventional
Jun 19, 2011 ... Weir vs Dam. Man has always been in a constant struggle to make optimum use
of the flowing waters of rivers. He has tried to build high brick ...
Feb 17, 2014 ... I came across the word weir today. It appears that we here in the USA refer to this
same device as a low water dam. I'm curious why we don't ...
A fence or wattle placed in a stream to catch or retain fish. 2. A dam placed
across a river or canal to raise or divert the water, as for a millrace, or to regulate
Sci Total Environ. 2014 Apr 15;478:103-15. doi: 10.1016/j.scitotenv.2014.01.038.
Epub 2014 Feb 12. Evaluation of dams and weirs operating for water resource ...
small earth dams with a gabion spillway, intake weirs for gravity irrigation
schemes, groynes, river bed training works and for protection against hydraulic
Sep 14, 2011 ... Dams and weirs have a stronger impact on watercourse ecosystems than was
previously realized. Species diversity in the dammed area ...
Apr 15, 2014 ... As part of the Four Major Rivers Restoration Project, 16 multi-functional weirs
have recently been constructed in each river system in Korea.
stage is provided in the design of some dams by establishing fixed weirs at
various ... The weirs and dams create pools which have dissolved oxygen (DO).
History, Purpose and Information about Locks, Weirs, Dams & Barrages along the