CESMD
Information for Strong-Motion Station
Los Angeles - 19-story Office Bldg
CGS - CSMIP Station 24643
Earthquakes recorded by this station
 
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
   
Latitude 34.0595 N
Longitude 118.4177 W
Elevation (m) 87
Site Geology Deep alluvium
Vs30 (m/sec) 258 (measured)
Site Class D
Remarks/Notes Site information sources
 
No. of Stories above/below ground19/4
Plan ShapeRectangular
Base Dimensions303 x 318 ft (92.4 x 96.9 m)
Typical Floor Dimensions240 x 110 ft (73.2 x 33.5 m)
Design Date1967
Instrumentation1992. 15 accelerometers, on 5 levels in the building.
 
Vertical Load Carrying System4.5" (11.4 cm) concrete slabs supported on steel frames.
Lateral Force Resisting SystemMoment resisting steel frames in the longitudinal and X-braced steel frames in the transverse direction.
Foundation Type72 ft (21.9 m) long, driven, steel I-beam piles.
Remarks--