Lemoyne Blvd. over Bayou Porteaux
Jackson County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lemoyne Blvd. over Bayou Porteaux in Jackson County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1989, making it 36 years old at the 2025 inventory.
- It carries about 1,800 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 74 of the 270 inventoried bridges in Jackson County rated fair (27.4%); 8 (3.0%) 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 → (30.4432, -88.84236)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 68 ft |
| Location | Sec 12 T 7S R 9W |
| NBI structure number | SA3000000000126 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Jackson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 10 over Stream | 1977 | 45,000 | Fair |
| I 10 over Stream | 2000 | 45,000 | Good |
| I 10 over SR 609 | 1970 | 39,500 | Good |
| I 10 over SR 609 | 1970 | 39,500 | Good |
| SR 609 over Old Fort Bayou | 1984 | 35,000 | Fair |
| US 90 over West Pascagoula River | 2002 | 33,000 | Fair |
All bridges nearby: Jackson County, MS bridge conditions · every bridge in Jackson County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.