CESMD |
Information for Strong-Motion Station |
Los Angeles - 30-story Residential Bldg |
CGS - CSMIP Station 24M09 |
Earthquakes recorded by this station |
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 ground | 30/4 |
Plan Shape | Rectangular |
Base Dimensions | 176 x 177 ft |
Typical Floor Dimensions | 109 x 143 ft |
Design Date | 2017 |
Instrumentation | 2019, 23 accelerometers on 6 levels in the building. |
Vertical Load Carrying System | Post-tensioned reinforced concrete flat slab supported by concrete columns and concrete shear walls |
Lateral Force Resisting System | Reinforced concrete core walls. |
Foundation Type | Reinforced concrete mat foundation (3' - 8' in thickness). |
Remarks | Structural 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. |