CESMD

Information for Strong-Motion Station

Jenner - Hwy 1/Russian River Bridge

CGS - CSMIP Station 69671

Earthquakes recorded by this station

 

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

   

Latitude	38.4347 N
Longitude	123.1017 W
Elevation (m)	--
Site Geology
Vs30 (m/sec)
Site Class

 

No. of Spans	6
Plan Shape	Curved.
Total Length	910' (277.4m). Bridge spans range from 125' (38.1m) to 165' (50.3m) long.
Width of Deck	39' 6"(12.0m)
Construction Date	1984
Instrumentation	1993. 6 accelerometers on the bridge.

 

Superstructure Type	Concrete box girder with 1 intermediate hinge. Seat abutments.
Substructure Type	Circular concrete columns. 1 column per bent.
Foundation Type	Steel piles support all bents and 1 abutment. The other abutment is supported by a spread footing.
Remarks	This bridge was instrumented under the interagency agreement between Caltrans and DOC.