Seismic Vulnerability Assessment of Liquid Storage Tanks Isolated by Sliding-Based Systems

Table 3

Design parameters for the QFPB isolated squat tank.

Sliding surface	Effective radius of curvature (m)	Coefficient of friction	Displacement limit (m)
Surface 1	R1,eff = 5.84	μ1 = 0.1	= 0.344
Surface 2	R2,eff = 1.12	μ2 = 0.06	= 0.134
Surface 3	R3,eff = 0.508	μ3 = 0.01	= 0.047
Surface 4	R4,eff = 0.508	μ4 = 0.01	= 0.047
Surface 5	R5,eff = 1.12	μ5 = 0.03	= 0.134
Surface 6	R6,eff = 3.76	μ6 = 0.07	= 0.337