CESMD
Information for Strong-Motion Station
San Bernardino - 3-story Office Bldg
CGS - CSMIP Station 23516
Earthquakes recorded by this station
 
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
   
Latitude 34.0653 N
Longitude 117.2903 W
Elevation (m) 298
Site Geology Deep alluvium
Vs30 (m/sec) 301 (measured)
Site Class D
Remarks/Notes Site information sources
 
No. of Stories above/below ground3/0
Plan ShapeRectangular
Base Dimensions120' x 135'
Typical Floor DimensionsSame as base dimensions
Design DateApprox. 1983
Instrumentation1986. 13 accelerometers, on 4 levels in the building. 3 accelerometers at a reference free-field site.
 
Vertical Load Carrying SystemTruss joists plywood floors and roof (1.5" concrete overlay on floors) supported on steel beams and columns (some timber beams).
Lateral Force Resisting SystemSteel moment resisting frame (perimeter) with plywood diaphrams with concrete overlay on floors.
Foundation TypeSpread footing with grade beams
Remarks--