BS 3680-4I:1986

This standard BS 3680-4I:1986 Methods of measurement of liquid flow in open channels. Weirs and flumes is classified in these ICS categories:

• 17.120.20 Flow in open channels

This International Standard specifies a method for the measurement of subcritical flow in small rivers and artificial channels using V-shaped broad-crested weirs.

The advantages of this type of weir are described in clause 8.

NOTE A comparison of the different types of weirs and flumes will form the subject of a future International Standard.

Method for the measurement of subcritical flow in small rivers and articifial channels.