AS 3778.4.7-1991 (R2009)
Measurement of water flow in open channels - Measurement using flow gauging structures - Rectangular, trapezoidal and U-shaped flumes
This Standard specifies methods for the measurement of water flow in rivers and artificial channels under steady or slowly varying flow conditions, using certain types of standing-wave (or critical depth) flumes. It is technically identical with and reproduced from ISO 4359:1983.
