Load Characteristics of Tunnel Lining in Flooded Loess Strata considering Loess Structure

Table 4

Model parameters of loess structure Duncan-Chang constitutive model.

Parameters		K	n	Rsf	Cs (kPa)	(°)	Kb	m	Kur
Loess Q3	Natural water content	0.9343	0.2045	0.799	56.1	18.8	86	0.0889	1.7624
	Water immersion	0.6540	0.1431	0.879	39.3	13.2	65	0.0622	1.2382
Loess Q2		0.6286	0.0777	0.817	7.82	13.0	70	0.0861	1.5715