CESMD

Information for Strong-Motion Station

Lake Crowley - Hwy 395 Bridge

CGS - CSMIP Station 54730

Earthquakes recorded by this station

 

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

   

Latitude	37.5733 N
Longitude	118.7390 W
Elevation (m)	2089
Site Geology	Alluvium
Vs30 (m/sec)	305 (inferred)
Site Class	D
Remarks/Notes	Site information sources

 

No. of Spans	2
Plan Shape	Straight with skew.
Total Length	203' (61.9m). Bridge spans are 99' (30.2m) and 104' (31.7m) long.
Width of Deck	43' (13.1m)
Construction Date	1969
Instrumentation	1995. 6 accelerometers on the bridge. 3 accelerometers at a free-field site.

 

Superstructure Type	Continuous concrete box girder. Diaphragm abutments.
Substructure Type	Circular concrete columns. 2 columns per bent.
Foundation Type	Spread footings.
Remarks	This bridge was instrumented under the interagency agreement between Caltrans and DOC.