From: Preliminary investigation of the 20 August 2014 debris flows triggered by a severe rainstorm in Hiroshima City, Japan
Sample No.
1
2
3
Specific gravity, G S
2.640
2.643
2.638
Dry density, ρ d (kg/m3)
1,370
1,390
1,189
Water content, w (%)
15.2
19.5
31.5
Liquid limit, LL (%)
—
32.1
Plastic limit, PL (%)
23.4
Plasticity Index, PI (%)
8.7