Dimensionless Assessment Method of Landslide Dam Formation Caused by Tributary Debris Flow Events

Table 2

Parameters of the tributary debris flow for 11 tributary debris flow events.

No.	name	Mean diameter of particle; (m)	Volume concentration	Density; (kg/m^3)	Discharge; (m^3/s)	Mean velocity; (m/s)	Mean depth; (m)			Run-out distance; (m)	Revised run-outdistance; (m)	Deposition slope; (°)	Maximum deposition thickness; (m)	Minimum deposition thickness; (m)
1	Namasha landslide dam	0.02	0.45	1.74	431	35.7	1.21	31.46	2.41	410	606	2.7	22.6	21.9
2	Yi River landslide dam	0.02	0.40	1.66	635	38.5	1.10	33.8	2.21	516	710	1.5	8.1	8.0
3	Putunpunas landslide dam	0.01	0.44	1.73	442	43.4	0.85	34.66	2.33	515	1335	1.5	12.7	11.8
4	Heshe River landslide dam	0.02	0.42	1.69	226	25.6	0.88	23.91	2.31	247	378	2.8	14.3	9.4
5	Koushe River landslide dam	0.01	0.58	1.96	961	40.9	1.57	38.47	2.61	567	571	4.4	27.7	26.8
6	Houjue River landslide dam	0.01	0.41	1.68	58	15.1	0.38	11.74	2.35	59	134	3.1	6.5	2.3
7	Namasha DF008	0.02	0.40	1.66	83	14.6	0.57	8.79	2.13	36	779	3.7	33.9	0.0
8	Taoyaun DF001	0.01	0.41	1.68	276	30.3	0.61	13.74	2.29	83	634	1.5	10.0	2.1
9	Taoyaun DF006	0.01	0.52	1.86	156	21.6	0.72	6.40	2.12	19	234	5.6	8.3	0.0
10	Liugui DF009	0.01	0.45	1.75	287	28.8	0.66	8.33	2.14	32	371	2.5	1.6	0.0
11	Liugui DF014	0.01	0.37	1.61	280	32.8	0.57	25.60	2.20	298	1654	0.8	16.8	0.8

An assumed value because of no field investigation data.