SR 571 over Miller Creek
Amite County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 571 over Miller Creek in Amite County, Mississippi, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2018, making it 7 years old at the 2025 inventory.
- It carries about 170 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 137 of the 208 inventoried bridges in Amite County rated good (65.9%); 19 (9.1%) 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 2024, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (31.01006, -90.64104)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 92 ft |
| Location | 1.0 Mi N La State Line |
| NBI structure number | 310057100300100 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Amite County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 24 over Unnamed Stream | 1939 | 4,200 | Good |
| SR 24 over Hominy Creek | 1996 | 4,200 | Good |
| SR 24 over Unnamed Stream | 1939 | 4,200 | Fair |
| SR 24 over Hominy Creek | 1939 | 4,200 | Fair |
| SR 24 over Love Creek | 1996 | 4,100 | Good |
| SR 24 over Gardner Creek | 1996 | 4,100 | Good |
All bridges nearby: Amite County, MS bridge conditions · every bridge in Amite County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.