Analysis and Prediction of Stable Height of Capillary Water Rising under Unsaturated Subgrade Soil

Table 2

The physical indices of the coarse-grained soils.

Sample number	Particle size composition (%)									Dry density/g.cm^−3	Pore ratio/e	d10/mm	Cu	Cc	Soil type
	10∼5	5∼2	2∼0.5	0.5∼0.25	0.25∼0.075	0.075∼0.05	0.05∼0.01	0.01∼0.005	0.005∼0.002
1#	—	—	0.98	27.87	39.19	15.66	13.97	1.85	0.48	1.827	0.439	0.033	6.06	0.55	Silty sand
2#	—	0.14	5.92	41.74	38.65	5.42	7.18	0.81	0.14	1.701	0.541	0.059	5.02	1.29	Fine-grained sand
3#	1.876	5.96	17.65	61.24	11.17	0.40	1.01	0.30	0.40	1.620	0.597	0.200	2.20	1.14	Poorly graded medium sand
4#	1.440	4.57	13.52	46.91	8.56	4.75	12.00	3.50	4.75	1.886	0.379	0.014	27.86	5.42	Silty sand
5#	1.720	5.48	16.22	56.31	10.27	1.90	4.80	1.40	1.90	1.701	0.524	0.075	5.69	2.66	Fine-grained sand
6#	1.260	11.70	54.99	23.63	5.74	0.51	1.29	0.37	0.51	1.584	0.634	0.270	4.74	0.66	Poorly graded coarse sand