BS 3680-10D:1986
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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. Sediment transport Methods for determination of concentration, particle size distribution and relative density of sediment in streams and canals
Hardcopy , PDF
23-03-2005
English
31-01-1986
National foreword
Committees responsible
Method
0. Introduction
1. Scope and field of application
2. References
3. Definitions
4. Units of measurement
5. Properties of sediment
6. Sampling
7. Concentration
8. Particle size analysis
9. Determination of relative density
10. Determination of particle size distribution
characteristics
11. Data processing
Annexes
A. Determination of the concentration of suspended
sediment by the evaporation method
B. Determination of the concentration of suspended
sediment by the filtration method using filter
paper
C. Determination of the concentration of suspended
sediment by the filtration method using Gooch
fritted glass crucibles
D. Determination of the particle size distribution
of suspended sediment
E. Determination of the particle size distribution
of bed load and bed material
F. Determination of relative density
G. Determination of particle size distribution
characteristics
Tables
1. Time after which hydrometer readings are to be taken
in relation to the temperature of the sample
2. Time taken for particles of diameter greater than
0,062 mm to fall through a 10 cm column of water
in various times and at different temperatures
4. Guide to selection of correct tube size
5. Computation of geometric mean diameter and
arithmetic mean diameter
Figures
1. Definition sketch
2. Example of a histogram for presentation of particle
size distribution
3. Example of a frequency polygon for presentation
of particle size distribution
4. Example of a cumulative frequency curve for
presentation of particle size distribution
5. Hydrometer
6. Particle diameter versus settling velocity
7. Essential features of a mechanical siltometer for
sediment (0,06 to 0,60 mm)
8. Example of a bottom withdrawal tube
9. Example of an Oden curve (constant depth, variable
time)
10. Visual accumulation tube
11. Visual accumulation tube mechanisms
12. Calibrated charts for the analysis of sands by the
visual accumulation tube method using a 1800 mm
tube
13. Calibration chart for the analysis of sands by the
visual accumulation tube method using a 1200 mm
tube
14. Typical curves from a visual accumulation tube
analysis using a 1200 mm tube
15. Typical curves from a visual accumulation tube
analysis using a 1200 mm tube
16. Determination of percentile points and geometric
standard deviation
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