CESMD

Information for Strong-Motion Station

San Mateo - San Mateo Bridge

CGS - CSMIP Station 58677

Earthquakes recorded by this station

 

(Station Photograph - click to enlarge)	(Sensor Layout - click to see PDF File)

   

Latitude	37.5836 N
Longitude	122.2515 W
Elevation (m)	--
Site Geology
Vs30 (m/sec)
Site Class

 

No. of Spans	37
Plan Shape	Straight with one curve.
Total Length	9650' (2941m). Bridge spans range from 186' (56.7m) to 750' (228.6).
Width of Deck	85' (25.9m)
Construction Date	1967
Instrumentation	1993 and 2000. 64 accelerometers on the bridge.

 

Superstructure Type	Twin steel box girders with orthotropic steel deck/composite lightweight concrete deck.
Substructure Type	Steel/concrete columns on Cofferdam type piers. 2 columns per pier.
Foundation Type	Steel piles.
Remarks	This bridge was instrumented with 6 sensors in 1993 under the interagency agreement between Caltrans and DOC. The bridge was extensively instrumented with 64 accelerometers during the retrofit work in 2000.