I0055 over Pass Manchac
Fair Condition49 years old39,850 vehicles/day
Location
| State | Louisiana |
| County | Tangipahoa |
| Location | 0.2 M W Of US 51 |
| Carries | I0055 |
| Crosses | Pass Manchac |
| Coordinates | 30.28125, -90.40093 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 3051.8 ft (930.2 m) |
| Max Span | 125.0 ft (38.1 m) |
| Deck Width | 42.7 ft (13 m) |
| Deck Area | 12092.6 sq m |
| Main Spans | 43 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 39,850 (2021) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 625304529000001 |