Riverton Rd over Brier Fork Flint River
Madison County, Alabama · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Riverton Rd over Brier Fork Flint River in Madison County, Alabama, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1955, making it 70 years old at the 2025 inventory.
- It carries about 520 vehicles a day (traffic count year 1992).
- Its listed owner is the county highway agency.
- It is one of 422 of the 712 inventoried bridges in Madison County rated fair (59.3%); 9 (1.3%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2025, 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 → (34.82289, -86.48544)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 350 ft |
| Location | 1.0 Mi So Co Rd 450 |
| NBI structure number | 005371 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alabama department of transportation.
Busiest bridges in Madison County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US231; US431; SR1 over Norfolk Southern | 1991 | 127,353 | Good |
| I565 * Ramps over Mcdonald Creek | 1991 | 125,237 | Fair |
| I565 * Ramps over Creek | 1991 | 123,575 | Fair |
| I-565; Alt US 72 over N/S R.R / City Streets | 1991 | 98,210 | Fair |
| I-565; Alt US 72 over N/S R.R / City Streets | 1991 | 91,064 | Fair |
| US 231 over Governors Dr * Branch | 1978 | 83,768 | Fair |
All bridges nearby: Madison County, AL bridge conditions · every bridge in Madison County · Alabama bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.