Abstract

ISO 1438:2008 defines the requirements for the use of rectangular and triangular (V-notch) thin-plate weirs for the measurement of flow of clear water in open channels under free flow conditions. It includes the requirements for the use of full-width rectangular thin-plate weirs in submerged (drowned) flow conditions.


General information

  • Status :  Withdrawn
    Publication date : 2008-04
  • Edition : 2
  • Technical Committee
    :
    ISO/TC 113/SC 2
    Flow measurement structures
  • ICS :
    17.120.20
    Flow in open channels

Life cycle

A standard is reviewed every 5 years



Revisions / Corrigenda

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information