I0049 over La 478
Good Condition40 years old28,142 vehicles/day
Location
| State | Louisiana |
| County | Natchitoches |
| Location | I-49 Over La478 |
| Carries | I0049 |
| Crosses | La 478 |
| Coordinates | 31.66504, -93.10270 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 290.0 ft (88.4 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 1149.2 sq m |
| Main Spans | 2 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 28,142 (2021) |
| Truck Traffic | 30% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 083504550623812 |