LA0550 over Corney Bayou
Union Parish, Louisiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- LA0550 over Corney Bayou in Union Parish, Louisiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1982, making it 43 years old at the 2025 inventory.
- It carries about 464 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 83 of the 121 inventoried bridges in Union Parish rated fair (68.6%); 13 (10.7%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (32.85642, -92.5759)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete slab |
| Length | about 549 ft |
| Location | 4.8 Mi North of La 2 |
| NBI structure number | 055603110104801 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Louisiana department of transportation.
Busiest bridges in Union Parish
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| LA0002 over Fourmile Creek | 1964 | 11,805 | Fair |
| LA0002 over Mill Creek | 1964 | 11,805 | Fair |
| LA0033 over Bayou Darbonne | 1963 | 10,540 | Fair |
| LA0015 over Onemile Creek | 1953 | 8,290 | Fair |
| LA0015 over Creek | 1997 | 6,512 | Fair |
| LA0015 over CR | 2008 | 6,512 | Good |
All bridges nearby: Union Parish, LA bridge conditions · every bridge in Union Parish · Louisiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.