CESMD |
Information for Strong-Motion Station |
San Fernando - I210/Hwy 118 Bridge [Abandoned] |
CGS - CSMIP Station 24714 |
Earthquakes recorded by this station |
Latitude | 34.2878 N |
Longitude | 118.4084 W |
Elevation (m) | 357 |
Site Geology | |
Vs30 (m/sec) | |
Site Class |
No. of Spans | 10 |
Plan Shape | Curved. |
Total Length | 1665' (507.5m). Bridge spans range from 138' (42.1m) to 220' (67.1m). |
Width of Deck | 38' (11.6m) |
Construction Date | 1973 |
Instrumentation | 1996. 33 accelerometers on the bridge. 3 accelerometers at a free-field site. |
Superstructure Type | Concrete box girder with 3 intermediate expansion hinges. 1 diaphragm and 1 cantilever abutment. |
Substructure Type | Circular columns with elliptical flares. Steel jackets added during retrofit. 1 column per bent. |
Foundation Type | CIDH concrete piles or spread footings. |
Remarks | This bridge was instrumented under the interagency agreement between Caltrans and DOC. The bridge was retrofitted in 1995. |