Mechanical Interpretation of Effects of Aeolian FineSands on Coal Fly Ash in Northern Shaanxi Province, China

Table 2

Details of the triaxial data.

Test name		Shearing types	Initial specific volume:	Mean stress for shearing: (kPa)	Final specific volume:	Final deviatoric stress: (kPa)
CFA	2.780	CU	4.747	25	4.737	5
CFA		CU	4.654	50	4.525	12
CFA		CU	4.448	100	4.097	42
CFA		CU	4.582	200	4.003	90
CFA		CU	4.276	300	3.698	190
CFA		CU	4.389	400	3.780	225
CFA		CD	3.996	30	3.880	97
CFA		CD	4.151	40	3.940	81
CFA		CD	4.052	200	3.517	28
25% sands	2.745	CU	2.921	100	2.808	33
25% sands		CU	2.912	300	2.575	132
25% sands		CD	2.916	40	2.740	93
25% sands		CD	3.076	200	2.722	425
25% sands		CD	3.219	600	2.390	1184
50% sands	2.700	CU	2.712	100	2.544	35
50% sands		CU	2.565	200	2.409	89
50% sands		CU	2.725	500	2.421	256
50% sands		CU	2.719	600	2.408	346
50% sands		CD	2.569	300	2.152	702
50% sands		CD	2.500	1100	2.032	2083
80%sands	2.665	CU	1.709	100	1.700	645
80% sands		CU	1.695	200	1.680	1180
80% sands		CU	1.690	600	1.666	2103
80% sands		CD	1.822	30	1.806	68
80% sands		CD	1.752	100	1.780	222
80% sands		CD	1.742	200	1.771	450
80% sands		CD	1.731	300	1.787	735
80% sands		CD	2.014	1100	1.674	2248
Sands	2.640	CU	1.678	50	1.675	1039
Sands		CU	1.721	100	1.711	1188
Sands		CU	1.786	300	1.756	961
Sands		CU	1.686	70	1.679	1452
Sands		CU	1.713	140	1.698	1382
Sands		CU	1.712	300	1.690	1896
Sands		CD	1.904	30	1.879	65
Sands		CD	1.684	200	1.706	461
Sands		CD	1.715	600	1.735	1339

Note. The test name, for example sands and CFA, indicates that the sample was purely aeolian fine sands and purely coal fly ash; 20% Sands means that the sample is a mixture of 20% Sands and 80% CFA in mass.