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Geoenvironmental Disasters

Table 2 Rheological parameters used for modelling

From: SPH propagation back-analysis of Baishuihe landslide in south-western China

Case

Htrig

(m)

h w rel

(−)

p w rel

(−)

c v

(m2s−1)

K

(−)

1

15

0.1

1.0

1.0 × 10−2

0.007

2

20

0.1

1.0

1.0 × 10−2

0.007

3

25

0.1

1.0

1.0 × 10−2

0.007

4

20

0.1

1.0

1.0 × 10−2

0.019

5

15

0.1

1.0

1.0 × 10−2

0.019

6

15

0.5

1.0

1.0 × 10−2

0.007

7

15

0.5

0.8

1.0 × 10−2

0.007

8

15

0.5

0.6

1.0 × 10−2

0.007

9

15

0.5

0.6

1.0 × 10−2

0.006

10

15

0.1

0.8

1.0 × 10−2

0.007

  1. ρ density of mixture (1300 kg/m3); Htrig height of triggering mass; tan ϕb basal friction angle (0.60); h w rel relative water height; p w rel ratio of pore water pressure to liquefaction pressure; cv consolidation factor, K: empirical parameter for the bed entrainment law of Blanc et al. (2011)
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