CGSB-157.4 : M91
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
LIQUID FLOW MEASUREMENT IN OPEN CHANNELS - DETERMINATION OF STAGE-DISCHARGE RELATION
10-01-2011
01-12-2013
Gives methods of determining the stage-discharge relation for a gauging station. To allow the stage-discharge relation to be determined to the accuracy required by this standard a sufficient number of discharge measurements complete with the corresponding stage measurements is needed.
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