Advances in Civil Engineering

Research Article

Strength Characteristics of Cement Treated and Expanded Polystyrene Mixed Lightweight of Waste Soil from the Construction Site of a Yangtze River Bridge in China

Table 5

Comparison of the CU test results for different proportions.


T_c (d)	Strength index	Fine sand				Muddy clay
		V_s : V_E = 45 : 55		V_s : V_E = 50 : 50		V_s : V_E = 45 : 55		V_s : V_E = 50 : 50
		α_c = 14%	α_c = 16%	α_c = 14%	α_c = 16%	α_c = 14%	α_c = 16%	α_c = 14%	α_c = 16%

7	c_cu (kPa)	16.72	25.11	18.22	27.34	15.50	23.79	16.97	25.50
	(kPa)	14.91	22.04	16.23	24.69	13.69	20.31	14.44	22.91
	φ_cu (°)	16.27	18.26	17.14	19.58	14.39	17.52	15.20	19.02
	(°)	33.73	34.33	42.98	43.74	32.17	32.99	33.47	35.15
14	c_cu (kPa)	23.94	35.95	26.09	39.14	22.19	34.06	24.30	36.51
	(kPa)	21.35	31.56	23.24	35.35	19.60	29.08	20.67	32.80
	φ_cu (°)	17.02	19.21	18.08	20.66	15.17	18.30	17.51	20.24
	(°)	38.18	39.72	45.77	46.31	36.93	37.13	39.77	40.27
28	c_cu (kPa)	30.53	45.85	33.27	49.92	28.30	43.44	30.98	46.56
	(kPa)	27.22	40.24	29.63	45.08	25.00	37.08	26.37	41.83
	φ_cu (°)	18.44	20.43	19.63	21.39	16.07	19.43	18.38	21.75
	(°)	44.48	45.30	46.80	47.10	42.98	43.94	43.72	45.98