La1091 over I-12
Fair Condition56 years old15,094 vehicles/day
Location
| State | Louisiana |
| County | St. Tammany |
| Location | La1091 |
| Carries | La1091 |
| Crosses | I-12 |
| Coordinates | 30.30804, -89.74890 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 270.0 ft (82.3 m) |
| Max Span | 87.9 ft (26.8 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 748.9 sq m |
| Main Spans | 4 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 15,094 (2021) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 5 |
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 | 625208522502221 |