Information for Strong-Motion Station
San Francisco - 6-story Univ Hospital
CGS - CSMIP Station 58572
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 37.7652 N
Longitude 122.3897 W
Elevation (m) 6
Site Geology Shallow fill/alluvium over rock
Vs30 (m/sec) 731 (measured)
Site Class C
Remarks/Notes Site information sources
No. of Stories above/below ground6/0
Plan ShapeRectangular w/ irregularities
Base Dimensions380 x 480 ft
Typical Floor Dimensions380 x 420 ft
Design Date2010
Instrumentation2016, 18 accelerometers on 4 levels. 3 accelerometers at a reference free-field site.
Vertical Load Carrying SystemConcrete fill over metal decks supported by steel beams and columns. Setbacks occur at Levels 3, 4 and 5. Building is separated from adjacent buildings by seismic joints.
Lateral Force Resisting SystemSteel buckling-restrained braced frames with moment resisting beam-column connections in both directions. Steel braced frames are located at the perimeter and interior.
Foundation TypeConcrete pile caps with 18" diameter auger cast piles (20 - 85 feet long). Pile caps are tied together with concrete grade beams.
RemarksThis building was designed in accordance with the 2007 California Building Code, and was instrumented as part of OSHPD/CSMIP agreement to instrument hospitals in California.