SR 589 over Bowie River
Covington County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 589 over Bowie River in Covington County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1966, making it 59 years old at the 2025 inventory.
- It carries about 2,500 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 30 of the 163 inventoried bridges in Covington County rated fair (18.4%); 4 (2.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (substructure 7 to 6).
- Its most recent inspection on record is dated June 2023, on a 24-month routine inspection cycle.
- 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 → (31.47122, -89.52205)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 490 ft |
| Location | 3.1 Mi N Lamar Cl |
| NBI structure number | 310058901602940 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Covington County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 49 over Unnamed Stream | 1965 | 22,000 | Good |
| US 49 over Unnamed Stream | 1965 | 22,000 | Good |
| US 49 over Unnamed Stream | 1964 | 22,000 | Fair |
| US 49 over Unnamed Stream | 1964 | 22,000 | Good |
| US 49 over Kelly Creek | 1964 | 12,500 | Good |
| US 49 over Burton Creek | 2001 | 11,500 | Good |
All bridges nearby: Covington County, MS bridge conditions · every bridge in Covington County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.