Controlling Effects of Residual Deformation on Pore Pressure: A Loess Soil Case

Table 5

Correlation coefficients between laboratory data of external loading (EL), residual deformation (RD), and pore pressure (PP).

Sample number/testing type	Correlation coefficient			Remark
	EL-RD	EL-PP	RD-PP
1/US	0.6021	0.2154	−0.6103	Response process
	0.9780	0.9657	0.9416	No. 1	Single stage
	0.9521	0.6426	0.7682	No. 2
	0.8346	−0.7284	−0.9751	No. 3
4/SS	0.5601	0.7480	0.9421	Response process
	0.9620	0.9343	0.9923	No. 1	Single stage
	0.9815	0.9431	0.9987	No. 2
	0.9645	0.9698	0.9965	No. 3
	−0.8623	−0.8092	0.9634	No. 4
7/SD	−0.0316	−0.0598	0.7257	Response process
	0.2256	−0.0024	0.9454	No. 1	Single stage
	0.0745	0.0147	0.9365	No. 2
	0.0082	−0.0059	0.7973	No. 3
9/UD	0.8160	0.4555	0.8355	Response process
	0.9854	0.5971	0.6199	No. 1	Single stage
	0.9415	0.7165	0.8313	No. 2
	0.9424	0.7308	0.8436	No. 3
Average value of all stages	0.7471	0.6200	0.8930	Absolute value
	0.6145	0.3822	0.7430	Value