Analysis of Instability Mechanism and Induced Cause of Urban Pavement in Xining City, China

Table 1

Statistics of physical and mechanical properties of collapsible loess (standard value).

Natural water content	14.44%	Compression coefficient	0.34 MPa^−1
Density	1.56 g/cm³	Compression modulus	8.20 MPa
Specific gravity	2.71	Cohesion	15.098 MPa
Natural void ratio	1.017	Internal friction angle	19.5°
Saturation	39.18%	Collapsibility coefficient	0.069
Liquid limit	24.52%	Self-collapsibility coefficient	0.008
Plastic limit	16.11%	Standard penetration value	6.7
Plasticity index	8.44	Liquid index	−0.19