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AS 3778.3.7:2022 Measurement of water flow in open channels Velocity-area methods - Measurement by ultrasonic method (ISO 6416:2017, IDT)
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AS 3778.3.7:2022 identically adopts ISO 6416:2017, which specifies the requirements for the establishment and operation of an ultrasonic (transit-time) gauging station for the continuous measurement of discharge in a river, an open channel or a closed conduit.