CESMD |
Information for Strong-Motion Station |
Los Angeles - 2-story County EOC Bldg |
CGS - CSMIP Station 24723 |
Earthquakes recorded by this station |
Latitude | 34.0504 N |
Longitude | 118.1763 W |
Elevation (m) | 121 |
Site Geology | Rock (siltstone) |
Vs30 (m/sec) | 365 (measured) |
Site Class | C/D |
Remarks/Notes | Site information sources |
No. of Stories above/below ground | 2/0 |
Plan Shape | Rectangular |
Base Dimensions | 160' x 90' |
Typical Floor Dimensions | 160' x 90' |
Design Date | 1992 |
Instrumentation | 1996. 15 accelerometers, on 4 levels in the building. 3 accelerometers at a reference free-field site. |
Vertical Load Carrying System | Concrete slabs over metal decks supported by steel frames. Frames are supported by high damping rubber (HDR) isolators. |
Lateral Force Resisting System | Braced steel frames (Chevron type) on high damping rubber (HDR) isolators. |
Foundation Type | Concrete spread footings interconnected by tie beams. |
Remarks | Building is designed to conform with Title 24 (essential facility). |