US 61 over Sunflower River
Warren County, Mississippi · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 61 over Sunflower River in Warren County, Mississippi, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1964, making it 61 years old at the 2025 inventory.
- It carries about 2,400 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 122 of the 176 inventoried bridges in Warren County rated fair (69.3%); 9 (5.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated February 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 → (32.51184, -90.81154)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 509 ft |
| Location | 0.8 Mi N SR 465 |
| NBI structure number | 210006107512790 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 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 Warren County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 20 over Ditch | 1960 | 33,000 | Fair |
| I 20 over US 61N to I20W Ramp | 1971 | 31,000 | Poor |
| I 20 over I 20 W to US 61S Ramp | 1971 | 31,000 | Fair |
| US 61 over I 20 East | 1960 | 27,000 | Fair |
| US 61 over I 20 West | 1960 | 27,000 | Fair |
| I 20 over Mississippi River | 1973 | 23,000 | Fair |
All bridges nearby: Warren County, MS bridge conditions · every bridge in Warren County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.