CESMD

Information for Strong-Motion Station

North Palm Springs - I10/Hwy 62 Bridge

CGS - CSMIP Station 12666

Earthquakes recorded by this station

 

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

   

Latitude	33.9153 N
Longitude	116.6085 W
Elevation (m)	322
Site Geology
Vs30 (m/sec)
Site Class

 

No. of Spans	4
Plan Shape	Curved with skew.
Total Length	294' (89.6m). Bridge spans range from 37' (11.3m) to 87' (26.5m).
Width of Deck	26' (7.9m)
Construction Date	1962
Instrumentation	1993. 7 accelerometers on the bridge.

 

Superstructure Type	Concrete deck on four simply supported steel girders. Open end seat abutments.
Substructure Type	Rectangular concrete columns. 4 columns per bent.
Foundation Type	Spread footings support columns and abutments.
Remarks	This bridge was instrumented under the interagency agreement between Caltrans and DOC. The bridge was retrofitted with cable restrainers as the bents and lateral restraining keys at the abutments.