Specifies a method for the estimation of sub-critical flow of clear water in smooth, straight, rectangular prismatic open channels with a vertical drop and discharging freely. Using the measured depth at the end, the flow in rectangular channels (horizontal or sloping) with confined nappe and unconfined nappe may be estimated.
WITHDRAWN
ISO 3847:1977
95.99
Withdrawal of Standard
Dec 8, 2017
PUBLISHED
ISO 18481:2017
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