CESMD |
Information for Strong-Motion Station |
San Jose - 18-story City Hall |
CGS - CSMIP Station 57318 |
Earthquakes recorded by this station |
Latitude | 37.3377 N |
Longitude | 121.8850 W |
Elevation (m) | 25 |
Site Geology | Deep alluvium |
Vs30 (m/sec) | 267 (inferred) |
Site Class | D |
Remarks/Notes | Site information sources |
No. of Stories above/below ground | 18/1 |
Plan Shape | Irregular |
Base Dimensions | 270 x 171 ft |
Typical Floor Dimensions | 270 x 83 ft |
Design Date | 2002 |
Instrumentation | 2007, 21 accelerometers on 6 levels. |
Vertical Load Carrying System | Concrete slabs over steel decks supported by steel beams and columns, and concrete shear walls. |
Lateral Force Resisting System | Concrete shear walls in the transverse direction. A single row of steel moment frame and concrete shear walls in the longitudinal direction. |
Foundation Type | Concrete shear walls and steel columns supported by concrete pile foundations and 24" concrete mat foundation. |
Remarks | -- |