Gradation and Rheological Characteristics of Glacial Debris Flow along the Kangding–Linzhi Section of Sichuan–Tibet Railway

Table 1

Glacier debris flow gradation data.

Number	Gravel (%)				Sand (%)					Powder (%)		Clay (%)
	<40 mm	<20 mm	<10 mm	<5 mm	<2 mm	<1 mm	<0.50 mm	<0.25 mm	<0.075 mm	<0.05 mm	<0.01 mm	<0.005 mm
1	100	71.1	53.4	42.6	32.5	29.9	25.8	22.5	12.3	9.5	3.1	1.7
2	100	86.7	75	62	52.6	48.1	38.1	28.9	6.2	4.5	1.3	0.6
3	100	98.3	94.3	90.1	82.4	77.7	61.1	45.7	3.3	2.4	0.7	0.3
4	100	90.2	84.8	80.6	74.1	70.2	56.3	40.9	5	2.1	0.4	0.2
5	100	92.1	85	78.9	69.6	65.2	52.6	38.4	5.6	4.3	1.3	0.6
6	100	92	83	76.4	66	59.7	40.4	25.9	2.2	1.5	0.4	0.2
7	100	80.7	59.2	46	32.6	27.6	17.6	10.8	1.6	1.2	0.4	0.2
8	100	91.7	83.7	76.2	60.9	53.5	35.9	24	2.1	1.6	0.6	0.3
9	100	85	76.6	66.6	56.2	43	32.1	15	5.7	3.9	1.3	0.6
10	100	84.5	73.8	61	49.7	39.6	30.9	23.2	8.9	5.4	2.1	1.3
11	100	100	96.2	92.5	87.2	74.4	47.9	31.9	11	7.5	1.6	0.4
12	100	90	82.7	75.1	67	56.6	40.1	30.5	8.9	6.5	1	0.3
13	100	77.5	73.9	69.2	63.3	54.2	36.8	26.7	6.7	4.9	1.4	0.6
14	100	82.6	78.2	68.8	62.8	53.9	40.7	32.8	8.9	6.5	1.5	0.5
15	100	100	94.3	80.5	70.4	55.1	38.6	32.3	13.5	10	0.6	0
16	100	100	91.6	86.8	82	72.3	49.6	35.1	9.1	6.7	1.3	0.3
17	100	73.5	68.4	53.9	46.5	38.5	26.9	19.9	6.1	4	0.5	0
18	100	76.3	64.8	55.6	46.7	44.8	32.9	29	2.5	2.1	0.7	0.3
19	100	87.1	82.1	77.9	70	67	48.5	42.5	4	3	0.8	0.4
20	100	88.3	83.3	76.9	67.1	63.8	42.9	36.3	4.2	3.4	1.1	0.6
21	100	92.7	83.8	73.3	59.5	54.6	19	12.6	1.5	0.6	0.1	0.1
22	100	85.5	81.2	76.2	66.7	63.2	42.1	37.4	6	4.8	1.6	0.9
23	100	90.3	81	73.1	62.6	59.1	39.3	34.1	6.1	4.6	1.3	0.7
24	100	89.4	86.2	82.9	75.9	73	53	46.9	4.1	2.6	0.7	0.4
25	100	74.3	67	61.6	54.1	51.3	32.3	27	4.8	3.8	1.1	0.6
26	100	82.9	77.3	70.7	58.6	55.4	29.6	23.8	2	1.6	0.4	0.2
Std dev.	—	7.8	10.4	13.3	15.0	14.3	11.3	9.7	4.9	4.2	3.0	1.5