CESMD |
Information for Strong-Motion Station |
San Rafael - 5-story Hospital |
CGS - CSMIP Station 58755 |
Earthquakes recorded by this station |
Latitude | 37.9474 N |
Longitude | 122.5367 W |
Elevation (m) | 8 |
Site Geology | Shallow alluvium over rock (sedimentary) |
Vs30 (m/sec) | 960 (measured) |
Site Class | B |
Remarks/Notes | Site information sources |
No. of Stories above/below ground | 5/partial |
Plan Shape | Irregular |
Base Dimensions | 220' x 220' |
Typical Floor Dimensions | Triangular 143' x 143' x 200' |
Design Date | 1986 (OSHPD # HF840021) |
Instrumentation | 1997. 12 accelerometers, on 4 levels in the building. 3 accelerometers at a reference free-field site. |
Vertical Load Carrying System | 10" concrete flat slab supported by steel columns inside the triangular portion and 2.5" concrete over 3" metal deck outside the triangular portion. |
Lateral Force Resisting System | Perimeter steel moment frames along the three sides of the building. |
Foundation Type | 18" and 24" diameter cast-in-place drilled concrete piers in groups of one to four piers. |
Remarks | This hospital building was instrumented as part of the OSHPD/CSMIP Hospital Instrumentation Project |