Performance of Subgrade Soil Blended with Cement and Ethylene Vinyl Acetate

Table 7

Data concerning UCS and shear strength of the blended mixtures with various fractions of cement and EVA.

Notations of soil mixtures	% Cement	% EVA	Compression strength (N/mm^2)			Cohesion (KPa)			Angle of friction (deg)
			7 d	14 d	28 d	7 d	14 d	28 d	7 d	14 d	28 d
R0	0	0	0.20	0.23	0.28	54.1	74.20	93.80	24.5	27.90	29.70
E1	0	3	0.24	0.25	0.30	70.57	92.32	102.68	26.28	29.66	31.88
E2	0	6	0.25	0.26	0.32	79.93	100.62	115.61	27.54	30.49	32.60
E3	0	9	0.26	0.29	0.38	83.08	102.04	120.76	28.48	31.01	33.85
C1	4	0	0.30	0.33	0.43	105.66	125.12	143.07	29.84	31.84	35.10
C2	6	0	0.44	0.55	0.63	115.62	138.07	156.40	30.47	32.46	36.03
C3	8	0	0.48	0.64	0.71	121.11	143.34	164.28	31.83	33.29	36.76
EC1	4	3	0.83	0.92	1.02	133.42	158.42	178.11	32.35	34.12	38.73
EC2	4	6	0.91	0.99	1.12	146.33	170.26	189.01	32.67	36.09	41.64
EC3	4	9	1.01	1.12	1.18	155.49	180.49	198.71	35.07	38.06	43.72
EC4	6	3	1.04	1.18	1.31	150.71	173.71	192.04	33.92	36.61	44.13
EC5	6	6	1.15	1.28	1.39	156.30	181.50	200.62	34.66	37.44	45.38
EC6	6	9	1.23	1.42	1.45	173.49	194.86	221.65	36.85	40.86	49.43
EC7	8	3	1.29	1.47	1.58	182.33	201.04	224.05	37.59	41.38	50.05
EC8	8	6	1.37	1.59	1.70	189.55	209.24	231.52	38.01	41.80	51.51
EC9	8	9	1.48	1.66	1.78	194.84	215.41	240.41	39.26	43.46	53.38