Information for Strong-Motion Station
Ventura - 4-story Hospital
CGS - CSMIP Station 25744
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 34.2765 N
Longitude 119.2527 W
Elevation (m) 46
Site Geology Deep alluvium
Vs30 (m/sec) - -
Site Class D
Remarks Site information sources
No. of Stories above/below ground4/partial
Plan ShapeRectangular
Base Dimensions100' x 90'
Typical Floor Dimensions100' x 90'
Design Date1982 (OSHPD # H1119)
Instrumentation1996. 12 accelerometers, on 3 levels in the building. 3 accelerometers at a reference free-field site.
Vertical Load Carrying System10" lightweight concrete flat slab supported on concrete walls at the perimeter and 18"x18" concrete columns inside.
Lateral Force Resisting SystemPerimeter concrete shear walls in both directions. Walls are 10" and 16" thick with vertical boundary elements.
Foundation TypePrecast concrete driven piles, 1' square, 25' to 43' long, 40 to 100 ton capacity, in groups of 1 to 6 piles. 6" slab on grade.
RemarksThis hospital building was instrumented as part of the OSHPD/CSMIP Hospital Instrumentation Project.