Design Earthquake Response Spectrum Affected by Shallow Soil Deposit

Table 2

Properties of 12 recorded accelerations.

Event	Year	Nation	Station	Magnitude	Mechanism	Rrup (km)
Irpinia-01	1980	Italy	Auletta	6.9	Normal	9.6
Denali	2002	USA	Carlo	7.9	Strike-slip	50.9
San Fernando	1971	USA	Cedar Springs	6.6	Reverse	89.7
Tabas	1978	Iran	Tabas	7.4	Reverse	2.0
Loma Prieta	1989	USA	So. San Francisco	6.9	Reverse	63.1
Chi-Chi	1999	Taiwan	HWA003	6.2	Reverse	50.4
Northridge-01	1994	USA	Vasquez Rocks Park	6.7	Reverse	23.6
Northridge-01	1994	USA	Antelope Buttes	6.7	Reverse	46.9
Duzce	1999	Turkey	Lamont 1060	7.1	Strike-slip	25.9
Irpinia-02	1980	Italy	Bagnoli Irpino	6.2	Normal	19.6
Kocaeli	1999	Turkey	Izmit	7.5	Strike-slip	7.2
Big Bear-01	1992	USA	Rancho Cucamonga	6.5	Strike-slip	59.4

R_rup: closest distance to rupture plane.