Information for Strong-Motion Station
Los Angeles - Vincent Thomas Bridge
CGS - CSMIP Station 14406
Earthquakes recorded by this station
(Station Photograph - click to enlarge)(Sensor Layout - click to see PDF File)
Latitude 33.7494 N
Longitude 118.2715 W
Elevation (m) --
Site Geology  
Vs30 (m/sec)  
Site Class  
No. of Spans3 main spans, plus 20 approach spans.
Plan ShapeStraight.
Total Length2513' (766.0m) for main span plus 3547' (1081.1m) for approach spans. Center span: 1500' (457.2m); side span: 506' (154.2m).
Width of Deck52' (15.8m)
Construction Date1964
Instrumentation1981. 26 accelerometers on the bridge.
Superstructure TypeSteel cable suspension spans for center and side spans; lightweight concrete deck supported by stiffening trusses on suspended spans; steel girders for approach spans.
Substructure TypeSteel towers with two cellular shafts braced with five struts; 1 column per bent.
Foundation TypeSteel piles support the towers and battered steel piles support the anchorages.
RemarksThis bridge was instrumented in 1981 with funding support from the Federal Highway Department.