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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| CESMD |
| Information for Strong-Motion Station |
| Arcata - Hwy 101/Murray Road Bridge |
| CGS - CSMIP Station 89708 |
| Earthquakes recorded by this station |
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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| Latitude | 40.9563 N |
| Longitude | 124.1161 W |
| Elevation (m) | 28 |
| Site Geology | |
| Vs30 (m/sec) | |
| Site Class |
| No. of Spans | 4 |
| Plan Shape | Straight |
| Total Length | 182' (55.5m). 2 spans at 32.5' (9.9m) and 2 spans at 58.5' (17.8m). |
| Width of Deck | 40' (12.2m) |
| Construction Date | 1964 |
| Instrumentation | 1995. 9 accelerometers on the bridge. 3 accelerometers at a free-field site. |
| Superstructure Type | Six concrete T-beams supported on open end cantilever abutments and concrete bents. T-beams supported on abutments with rocker bearings. |
| Substructure Type | Rectangular concrete columns. 2 columns per bent. |
| Foundation Type | Spread footings. |
| Remarks | This bridge was instrumented under an interagency agreement between Caltrans and DOC. |