CESMD
Information for Strong-Motion Station
Los Angeles - 30-story Residential Bldg
CGS - CSMIP Station 24M09
Earthquakes recorded by this station
 
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
   
Latitude 34.0409 N
Longitude 118.2656 W
Elevation (m) 73
Site Geology Thin fill over deep alluvium
Vs30 (m/sec) 445 (measured)
Site Class C
Remarks/Notes Site information sources
 
No. of Stories above/below ground30/4
Plan ShapeRectangular
Base Dimensions176 x 177 ft
Typical Floor Dimensions109 x 143 ft
Design Date2017
Instrumentation2019, 23 accelerometers on 6 levels in the building.
 
Vertical Load Carrying SystemPost-tensioned reinforced concrete flat slab supported by concrete columns and concrete shear walls
Lateral Force Resisting SystemReinforced concrete core walls.
Foundation TypeReinforced concrete mat foundation (3' - 8' in thickness).
RemarksStructural design was based on the 2014 Los Angeles Building Code. The performance-based design portion followed the LATBSDC 2014 document. The instrumentation was required by the code and paid by the owner. CSMIP provided technical specifications and assistance.