BS 3680-5:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Measurement of liquid flow in open channels Slope area method of estimation
Hardcopy , PDF
11-20-2018
English
10-15-1992
Committees responsible
National foreword
1 Scope
2 Normative references
3 Definitions
4 Principle of the method of measurement
5 Selection and demarcation of site
6 Devices for measurement of slope
7 Procedure for installing gauges and making observations
8 Computation of surface slope
9 Cross-sections of the stream
10 Computation of discharge for non-uniform and composite
cross-sections
11 Computation of discharge for uniform cross-sections
12 Uncertainties in flow measurement
Annex A (informative) Approximate values of coefficients n and
c for open channels
Annex B (informative) Bibliography
Table A1 - Coefficients for channels with relatively coarse bed
material and not characterized by bed formation
Table A2 - Coefficients for channels other than those with
coarse bed material
Figure 1 - Composite cross-section of a channel
Figure 2 - Cross-section of a channel
Figure 3 - Longitudinal section of a reach
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