EN ISO 748:2007
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Hydrometry - Measurement of liquid flow in open channels using current-meters or floats (ISO 748:2007)
12-13-2021
10-15-2007
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle of the methods of measurements
5 Selection and demarcation of site
6 Measurement of cross-sectional area
7 Measurement of velocity
8 Computation of discharge
9 Uncertainties in flow measurement
Annex A (informative) - Correction for sag, pull,
slope and temperature in measurement of
cross-section width by tape or wire
Annex B (informative) - Distance measurement
across the cross-section
Annex C (informative) - Corrections for wetted
length of wire when measuring depths with
wire not normal to surface
Annex D (informative) - Correction for drift
Annex E (informative) - Uncertainties in the velocity-area
measurement
Annex F (informative) - Determination of mean velocity
from float measurements
Bibliography
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.