Information for Strong-Motion Station
Santa Rosa - 14-story Residential Bldg
CGS - CSMIP Station 68489
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 38.4370 N
Longitude 122.7076 W
Elevation (m) 50
Site Geology Deep alluvium
Vs30 (m/sec) 363 (inferred)
Site Class C/D
Remarks/Notes Site information sources
No. of Stories above/below ground14/0
Plan ShapeX-shaped
Base Dimensions80' x 86'
Typical Floor DimensionsSame as base dimensions
Design Date1970
Instrumentation1985. 16 accelerometers, on 5 levels in the building. 3 accelerometers at a reference free-field site.
Vertical Load Carrying SystemReinforced concrete girder and column frame with integral reinforced concrete floor slabs.
Lateral Force Resisting SystemCombination distributed reinforced concrete moment resisting frame with corner shear walls.
Foundation TypePiles