Information for Strong-Motion Station
Chatsworth - 2-story Commercial Bldg
CGS - CSMIP Station 24198
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 34.2397 N
Longitude 118.5649 W
Elevation (m) 261
Site Geology Alluvium
Vs30 (m/sec) 287 (inferred)
Site Class D
Remarks/Notes Site information sources
No. of Stories above/below ground2/0
Plan ShapeRectangular with plan setbacks.
Base Dimensions208 x 295 ft (63.4 x 89.9 m)
Typical Floor Dimensions208 x 295 ft (63.4 x 89.9 m)
Design Date1990
Instrumentation2002. 12 accelerometers, on 3 levels in the building.
Vertical Load Carrying SystemConcrete slabs on metal deck supported on steel beams and columns.
Lateral Force Resisting SystemThree interior steel moment frames in E/W direction and perimeter steel moment frames in N/S direction.
Foundation TypeCast-in-place concrete piles. Typical 4" slab-on-grade.