CESMD
Information for Strong-Motion Station
San Jose - 13-story Govt Office Bldg
CGS - CSMIP Station 57357
Earthquakes recorded by this station
 
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
   
Latitude 37.3522 N
Longitude 121.9034 W
Elevation (m) 19
Site Geology Deep alluvium
Vs30 (m/sec) 269 (inferred)
Site Class D
Remarks/Notes Site information sources
 
No. of Stories above/below ground13/0
Plan ShapeRectangular
Base Dimensions173' x 178'
Typical Floor DimensionsSame as base dimensions
Design Date1972
Instrumentation1979. 22 accelerometers, on 5 levels in the building. 3 accelerometers at a reference free-field site.
 
Vertical Load Carrying SystemSteel columns, beams and joists; 3-1/2" concrete slab on metal deck.
Lateral Force Resisting SystemMoment resisting steel frames.
Foundation TypeConcrete mat foundation
Remarks96 dampers were installed after the Loma Prieta Earthquake to reduce building movement.