Construction of 3D Creep Model of Landslide Slip-Surface Soil and Secondary Development Based on FLAC3D

Table 2

Three-axis rheological experiment fitted according to the improved Burgers model (confining pressure: 300 kPa).

Deviatoric stress	Shear modulus	Shear modulus	Shear modulus	Viscosity coefficient	Viscosity coefficient	Viscosity coefficient	Bulk modulus	Correlation coefficient
86.3	4.081E + 04	2.520E + 04	2.520E + 04	5.364e + 08	4.352E + 06	4.352E + 06	1.904E + 05	0.9924
141.6	7.301E + 03	1.403E + 04	1.403E + 04	5.643e + 08	6.031E + 05	6.0318E + 05	3.407E + 04	0.9576
168.6	5.507E + 03	7.225E + 03	6.783E + 03	5.243e + 08	4.042E + 05	2.420E + 04	2.569E + 04	0.9765
196.1	4.113E + 03	2.097E + 03	1.949E + 03	4.211e + 08	1.753E + 04	1.932E + 03	1.919E + 04	0.9462
211.8	2.466E + 03	1.582E + 03	1.521E + 03	2.794e + 08	9.722E + 03	1.934E + 03	1.151E + 04	0.9534