Development of Debris Flow Impact Force Models Based on Flume Experiments for Design Criteria of Soil Erosion Control Dam
Table 1
Overview of mean (±the standard error of the mean) sediment mixture properties.
Volume index
Viscosity index
Total volume (10−3 m3)
Weight (kg)
Density (kg m−3)
Clay (kg)
Sand (kg)
Gravel (kg)
Water (10−3 m3)
S
A
5.02 ± 0.03
8.40 ± 0.03
1672.38 ± 0.03
1.80 ± 0.03
1.80 ± 0.03
1.80 ± 0.03
3.00
B
5.04 ± 0.02
8.40 ± 0.02
1667.67 ± 0.02
2.10 ± 0.02
2.10 ± 0.02
1.20 ± 0.02
3.00
C
5.04 ± 0.03
8.40 ± 0.03
1668.35 ± 0.03
2.40 ± 0.03
2.40 ± 0.03
0.60 ± 0.03
3.00
M
A
6.74 ± 0.03
11.20 ± 0.03
1661.37 ± 0.03
2.40 ± 0.03
2.40 ± 0.03
2.40 ± 0.03
4.00
B
6.59 ± 0.07
11.20 ± 0.07
1701.43 ± 0.07
2.80 ± 0.07
2.80 ± 0.07
1.60 ± 0.07
4.00
C
6.61 ± 0.04
11.20 ± 0.04
1694.24 ± 0.04
3.20 ± 0.04
3.20 ± 0.04
0.80 ± 0.04
4.00
L
A
8.34 ± 0.02
14.00 ± 0.02
1679.52 ± 0.02
3.00 ± 0.02
3.00 ± 0.02
3.00 ± 0.02
5.00
B
8.37 ± 0.02
14.00 ± 0.02
1672.15 ± 0.02
3.50 ± 0.02
3.50 ± 0.02
2.00 ± 0.02
5.00
C
8.36 ± 0.04
14.00 ± 0.04
1675.18 ± 0.04
4.00 ± 0.04
4.00 ± 0.04
1.00 ± 0.04
5.00
“S, M, and L” mean different volume conditions (about 5.03 × 10−3 m3, 6.64 × 10−3 m3, and 8.35 × 10−3 m3, respectively) and “A, B, and C” mean different clay contents (about 21%, 25%, and 29% of total weight, respectively).