Simulation of Spatially Correlated Multipoint Ground Motions in a Saturated Alluvial Valley

Table 2

Comparison of peak ground acceleration (PGA) and peak response spectrum (PRS) between the two cases.

	Point 1	Point 2	Point 3
Maximum value of PGA1 (m/s^2)	0.97	2.75	2.78
Maximum value of PGA2 (m/s^2)	1.77	4.43	5.64
Mean value of PGA1 (m/s^2)	0.76	2.05	1.86
Mean value of PGA2 (m/s^2)	1.37	3.53	4.31
Maximum value of PRS1 (m/s^2)	4.21	11.48	14.63
Maximum value of PRS2 (m/s^2)	7.05	18.81	28.42
Mean value of PRS1 (m/s^2)	1.57	4.14	4.00
Mean value of PRS2 (m/s^2)	2.96	9.05	10.36
Saturated predominant period (s)	0.17	0.18	0.15
Elastic predominant period (s)	0.18	0.09	0.10