CESMD |
Information for Strong-Motion Station |
Rio Dell - Hwy 101/Painter St. Overpass |
CGS - CSMIP Station 89324 |
Earthquakes recorded by this station |
Latitude | 40.5031 N |
Longitude | 124.1009 W |
Elevation (m) | 43 |
Site Geology | Shallow fill/alluv over rock (sandstone) |
Vs30 (m/sec) | 312 (measured) |
Site Class | D |
Remarks/Notes | Site information sources |
No. of Spans | 2 |
Plan Shape | Straight with skew. |
Total Length | 265' (80.8m). Bridge spans are 119' (36.3m) and 146' (44.5m). |
Width of Deck | 52' (15.8m) |
Construction Date | 1976 |
Instrumentation | 1977. 17 accelerometers on the bridge and 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 | Concrete piles. |
Remarks | Several strong-motion records have been obtained from this bridge since the installation in 1977. |