Evaluation of Seismic Performance and Soil-Structure Interaction (SSI) for Piloti-Type Buildings considering Korean Geotechnical Conditions

Table 6

The periods () where the peak appears in free-field response spectrum for each soil type in different direction (unit: sec).

Soil type	EW	NS
FI	0.39	0.40
AS	0.28	0.28
WS	0.21	0.22
WR	0.13	0.12