What Is Broad Crested Weir?

The Broad Crested Weir
Broad crested weirs are robust structures that are generally constructed from reinforced concrete and which usually span the full width of the channel. They are used to measure the discharge of rivers, and are much more suited for this purpose than the relatively flimsy sharp crested weirs.

What is a broad crested weir used for?

The broad crested weirs are a hydraulic structures widely used for depth control and flow measurement in field and laboratory canals . The geometry described as a flat-crested structure with a length (L) of crest large enough compared to the flow thickness over the crest of the weir.

What is the difference between broad crested weir and sharp crested weir?

The sharp crested weir will help in measuring the discharge of the water from the small rivers and canals and the weir is placed in the direction of the flow of water. The broad crested weir is one which the water flow discharge in measured from large water bodies like big canals.

Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.