Evaluation of Seismic Response Trends from Long-Term Monitoring of Two Instrumented RC Buildings Including Soil-Structure Interaction

Table 3

Amplification factors between PRA at the roof and PGA at the building base.

Sensors	Direction	Amplification factor	𝑅^2
Building A
PRA 3 versus PGA 6	X	3.37	0.80
	Y	4.20	0.96
PRA 3 versus PGA 7	X	3.31	0.79
	Y	4.26	0.96
PRA 4 versus PGA 6	X	3.21	0.85
	Y	4.39	0.95
PRA 4 versus PGA 7	X	3.16	0.85
	Y	4.44	0.95
Building B
PRA 1 versus PGA 8	X	3.29	0.93
	Y	3.51	0.94
PRA 1 versus PGA 9	X	3.22	0.91
	Y	3.27	0.90
PRA 2 versus PGA 8	X	3.87	0.90
	Y	3.52	0.97
PRA 2 versus PGA 9	X	3.78	0.88
	Y	3.27	0.97