State Route 1 over Santa Maria River
Poor Condition71 years old5,000 vehicles/day
Location
| State | California |
| County | San Luis Obispo |
| Location | 05-slo-001-0.01 |
| Carries | State Route 1 |
| Crosses | Santa Maria River |
| Coordinates | 34.97571, -120.57091 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 1203.1 ft (366.7 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 3703.7 sq m |
| Main Spans | 24 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 5,000 (2009) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 49 0042 |