AS 3778.4.10-1991 (R2009)

Measurement of water flow in open channels - Measurement using flow gauging structures - End-depth method for estimation of flow in rectangular channels with a free overfall Standards Australia

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Specifies a method for the estimation of sub-critical flow of water in smooth, straight, rectangular prismatic open channels with a vertical drop and discharging freely. It is technically identical with and reproduced from ISO 3847:1977.