ISO 4377:1990 PDF
Liquid flow measurement in open channels — Flat-V weirs
Liquid flow measurement in open channels — Flat-V weirs
- Document status:
- Withdrawn
- Format:
- Electronic (PDF)
- Number of pages:
- 18
- Publication date:
- February 22, 1990
- Edition:
- ISO IS 4377 edition 2 version 1
- ICS:
- 17.120.20
Deals with the measurement of flow in rivers and artificial channels using flat-V weirs under steady or slowly varying flow conditions. The standard flat-V weir is a control structure, the crest of which takes the form of a shallow "V" when viewed in the direction of flow.
Technical details
- Technical committee
- ISO/TC 113/SC 2 - Flow measurement structures
- SKU
- ISO 4377:1990


