The impact of urban groundwater upon surface water - eTheses ...

Hydraulic conductivity of riverbed sediments
calculated from falling head test data (m/d)
Cumulative % finer than
25
20
15
10
5
0
100
90
80
70
60
50
40
30
20
10
9 10 11 12 13 14 15 16
y
Distance Down Stream from Bescot (km)
Figure 5.15 Distribution of riverbed conductivity values downstream
Sample BC7 Medium Sand- Profile 1
Sample BC17A Gravel-Profile 8
0
1 10 100 1000 10000 100000
Particle Size (microns)
Figure 5.17 Typical grain size distribution curves for riverbed sediments in the Tame.