Information for Strong-Motion Station
Palmdale - 5-story Hospital
CGS - CSMIP Station 24457
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 34.5835 N
Longitude 118.1446 W
Elevation (m) 829
Site Geology Deep alluvium
Vs30 (m/sec) 414 (inferred)
Site Class D
Remarks/Notes Site information sources
No. of Stories above/below ground 5/0
Plan ShapeRectangular
Base Dimensions279 ft x 106 ft
Typical Floor Dimensions279 ft x 106 ft
Design Date2005
Instrumentation2010, 16 accelerometers on 5 levels and 3 at a free-field.
Vertical Load Carrying SystemConcrete flat slabs supported by concrete columns and shear walls.
Lateral Force Resisting SystemConcrete shear walls located at both interior and perimeter.
Foundation TypeLarge concrete pile caps supported by drilled cast-in-place concrete friction piles. Concrete spread footings support some of the gravity columns.
RemarksStructural design was based on the 2001 California Building Code. This hospital building is instrumented as part of an OSHPD/CSMIP agreement to instrument hospitals in California.