CESMD |
Information for Strong-Motion Station |
El Centro - Imperial Co Srvcs Bld [Demolished] |
CGS - CSMIP Station 01260 |
Earthquakes recorded by this station |
Latitude | 32.7930 N |
Longitude | 115.5630 W |
Elevation (m) | tbd |
Site Geology | Deep alluvium |
Vs30 (m/sec) | 192 (measured) |
Site Class | D |
Remarks/Notes | Site information sources |
No. of Stories above/below ground | 6/0 |
Plan Shape | Rectangular |
Base Dimensions | 136'-10" x 85'-4" |
Typical Floor Dimensions | Same as base dimensions |
Design Date | 1968 |
Instrumentation | 1976. 13 accelerometers, on 4 levels in the building. 3 accelerometers at a reference free-field site. |
Vertical Load Carrying System | 5" RC slabs supported by RC pan joists spanning in transverse direction; joists supported by RC frame. |
Lateral Force Resisting System | RC shear-walls in transverse direction; RC frame in longitudinal direction. |
Foundation Type | Raymond step-taper piles under each column; pile caps interconnected with RC tie beams |
Remarks | Damaged in the 1979 Imperial Valley earthquake; demolished after the earthquake. |