CESMD |
Information for Strong-Motion Station |
Pasadena - 12-story Office Bldg |
CGS - CSMIP Station 24566 |
Earthquakes recorded by this station |
Latitude | 34.1484 N |
Longitude | 118.1525 W |
Elevation (m) | 260 |
Site Geology | Deep alluvium |
Vs30 (m/sec) | 431 (measured) |
Site Class | C |
Remarks/Notes | Site information sources |
No. of Stories above/below ground | 12/0 |
Plan Shape | Irregular |
Base Dimensions | 238' x 168' |
Typical Floor Dimensions | Octagonal (Above 5th floor) 118' x 118' |
Design Date | 1971 |
Instrumentation | 1989. 15 accelerometers, on 4 levels in the building. |
Vertical Load Carrying System | 3" concrete over metal decks supported on steel frames. |
Lateral Force Resisting System | Moment resisting steel frames: two frames are provided for resisting lateral loads in the N-S direction. To resist lateral forces in the E-W direction 3 frames exist for the direction 3 frames exist for the first 4 stories and 2 frames are provided for the upper 8 stories. |
Foundation Type | Spread footings with pedestals supporting each column. R/C Grade beams are provided along the column lines of the moment resisting frames. |
Remarks | -- |