CESMD
Information for Strong-Motion Station
Oakland - SF Bay Bridge/East: E Approach
CGS - CSMIP Station 58603
Earthquakes recorded by this station
 
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
   
Latitude 37.8220 N
Longitude 122.3296 W
Elevation (m) 4
Site Geology Deep alluvium/fill over rock (sedimentary)
Vs30 (m/sec) - -
Site Class To be determined
Remarks/Notes Site information sources
 
No. of Spans6
Plan ShapeAlmost straight
Total Length328.77m (east bound structure)
Width of Deck25.87m plus 5.8m bike path (east bound structure)
Construction Date2013
Instrumentation2014. 12 accelerometers on the east bound bridge.
 
Superstructure TypePrestressed cast-in-place concrete box girders supported by concrete columns. Each of the west and east bound structures has 2 frames separated by a hinge. The abutment is a seat-type abutment with shear keys.
Substructure TypeRC columns
Foundation TypePile caps supported by group piles. Piles are 1.8m diameter cast-in-steel-shell (CISS) concrete piles. The pile tip elevation ranges from -35.5m to -65.0m.
RemarksThis bridge was instrumented during construction under the interagency agreement between Caltrans and DOC.