Information for Strong-Motion Station
Long Beach - 2-story ECOC Bldg
CGS - CSMIP Station 14127
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 33.8101 N
Longitude 118.1501 W
Elevation (m) 13
Site Geology Deep alluvium
Vs30 (m/sec) 320 (inferred)
Site Class D
Remarks/Notes Site information sources
No. of Stories above/below ground2/0
Plan ShapeRectangular
Base Dimensions148 x 124 ft (45.1 x 37.8 m)
Typical Floor Dimensions148 x 124 ft (45.1 x 37.8 m)
Design Date2001
Instrumentation2003, 14 accelerometers in the building and 3 at free-field.
Vertical Load Carrying SystemConcrete slabs on metal decks supported on steel beams and columns.
Lateral Force Resisting SystemConcentrically braced steel frames isolated by 24 rubber bearings.
Foundation TypeConcrete spread footings with grade beams. Drilled concrete pier foundation for the braced steel frames.
RemarksThis building houses the Long Beach Emergency Communications and Operations Center