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Homepage>BS Standards>17 METROLOGY AND MEASUREMENT. PHYSICAL PHENOMENA>17.120 Measurement of fluid flow>17.120.20 Flow in open channels>BS ISO 4377:2012 Hydrometric determinations. Flow measurement in open channels using structures. Flat-V weirs
immediate downloadReleased: 2012-08-31
BS ISO 4377:2012 Hydrometric determinations. Flow measurement in open channels using structures. Flat-V weirs

BS ISO 4377:2012

Hydrometric determinations. Flow measurement in open channels using structures. Flat-V weirs

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Standard number:BS ISO 4377:2012
Pages:70
Released:2012-08-31
ISBN:978 0 580 70396 6
Status:Standard
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BS ISO 4377:2012


This standard BS ISO 4377:2012 Hydrometric determinations. Flow measurement in open channels using structures. Flat-V weirs is classified in these ICS categories:
  • 17.120.20 Flow in open channels

This International Standard describes the methods of measurement of flow in rivers and artificial channels under steady or slowly varying conditions using flat-V weirs (see Figure 1).

Annex A gives guidance on acceptable velocity distribution.