AS 3778.4.2:1991
Measurement of water flow in open channels - Measurement using flow gauging structures - Rectangular broad-crested weirs

Standard No.

AS 3778.4.2:1991

Published By

Standard Association of Australia （SAA）

Status

Be replaced 2022-06

Replace By

AS 3778.4.2:2022

Latest

AS 3778.4.2:2022

Scope

Specifies the requirements for the use of rectangular broad-crested weirs for the measurement of water flow in open channels under free flow conditions. It is technically identical with and reproduced from ISO 3846:1989.

AS 3778.4.2:1991 history

• 2022 AS 3778.4.2:2022 Measurement of water flow in open channels, Part 4.2: Measurement using flow gauging structures — Rectangular broad-crested weirs (ISO 3846:2008, IDT)
• 1970 AS 3778.4.2:1991 Measurement of water flow in open channels - Measurement using flow gauging structures - Rectangular broad-crested weirs