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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| CESMD |
| Information for Strong-Motion Station |
| Concord - 4-story Office Bldg |
| CGS - CSMIP Station 58466 |
| Earthquakes recorded by this station |
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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| Latitude | 37.9727 N |
| Longitude | 122.0591 W |
| Elevation (m) | 9 |
| Site Geology | Alluvium |
| Vs30 (m/sec) | 258 (inferred) |
| Site Class | D |
| Remarks/Notes | Site information sources |
| No. of Stories above/below ground | 4/0 |
| Plan Shape | Rectangular |
| Base Dimensions | 580 x 225 ft |
| Typical Floor Dimensions | 580 x 225 ft |
| Design Date | 1979 |
| Instrumentation | 2010, 16 accelerometers on 5 levels. and 3 at free-field. |
| Vertical Load Carrying System | Concrete over steel deck supported by steel beams and columns. |
| Lateral Force Resisting System | Distributed steel moment frames. All column and girder connections are moment connections. |
| Foundation Type | Steel columns are supported by concrete spread footings tied with concrete grade beams. |
| Remarks | The building was designed according to the 1979 UBC. |