Levee height (m) Crown width (m) Slope waterside (%) Slope landside (%)
E margin W margin E margin W margin E margin W margin E margin W margin
Minimum 9.7 9.8 0.9 1.0 23 27 6 13
Maximum 13.6 13.0 10.5 15.4 56 53 47 51
Mean 11.0 11.3 3.3 5.5 39 41 34 33
Median 10.5 11.4 3.2 5.4 41 41 36 34
Standard deviation 0.9 1.0 1.2 2.6 7 6 8