CESMD |
Information for Strong-Motion Station |
Rohnert Park - Hwy 101 Bridge |
CGS - CSMIP Station 68717 |
Earthquakes recorded by this station |
Latitude | 38.3484 N |
Longitude | 122.7130 W |
Elevation (m) | 26 |
Site Geology | |
Vs30 (m/sec) | |
Site Class |
No. of Spans | 2 |
Plan Shape | Straight. |
Total Length | 282' (86.0m). Bridge spans are 141' (43.0m) each. |
Width of Deck | 60' (18.3m) |
Construction Date | 1973 |
Instrumentation | 1995. 9 accelerometers on the bridge. 3 accelerometers at a free-field site. |
Superstructure Type | Continuous concrete box girder. Sliding diaphragm abutments with elastomeric bearings and shear keys. |
Substructure Type | Semicircular concrete columns with flares in the upper portion. 2 columns per bent. |
Foundation Type | Concrete piles support the abutments and bents. |
Remarks | This bridge was instrumented under the interagency agreement between Caltrans and DOC. |