AS 3778.4.11:1991(R2009)
Measurement of water flow in open channels End depth method (approximation method) for estimating flow in non-rectangular channels with free overflow using measurements of flow measuring structures

Standard No.

AS 3778.4.11:1991(R2009)

Published By

Standard Association of Australia （SAA）

Latest

AS 3778.4.11:1991(R2009)

Scope

Specifies a method for the estimation of sub-critical flow of water in smooth, essentially horizontal, straight open channels with a vertical drop and discharging freely. It is technically identical with and reproduced from ISO 4371:1984.

AS 3778.4.11:1991(R2009) history

• 0000 AS 3778.4.11:1991(R2009)
• 1970 AS 3778.4.11:1991 Measurement of water flow in open channels - Measurement using flow gauging structures - End-depth method for estimation of flow in non-rectangular channels with a free overfall (approximate method)