Information for Strong-Motion Station
Los Angeles - 3-story LAPD 911 Bldg
CGS - CSMIP Station 24053
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 34.0517 N
Longitude 118.2416 W
Elevation (m) 86
Site Geology Alluvium
Vs30 (m/sec) 311 (inferred)
Site Class D
Remarks/Notes Site information sources
No. of Stories above/below ground3/0
Plan ShapeRectangular
Base Dimensions128' x 216'
Typical Floor DimensionsSame as base dimensions
Design Date1998
Vertical Load Carrying SystemConcrete on metal deck supported by steel frames supported by rubber isolators
Lateral Force Resisting SystemInterior and perimeter braced steel frames in both directions. Isolated with rubber isolators between the foundation and ground floor.
Foundation TypeConcrete spread footings connected by grade beams and supported on CIDH friction piles.