Al 139 over NS RR Active
Bibb County, Alabama · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Al 139 over NS RR Active in Bibb County, Alabama, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1958, making it 67 years old at the 2025 inventory.
- It carries about 1,702 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 69 of the 127 inventoried bridges in Bibb County rated fair (54.3%); 1 (0.8%) 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 April 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 → (33.0146, -86.9136)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 178 ft |
| Location | Ashby |
| NBI structure number | 006387 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alabama department of transportation.
Busiest bridges in Bibb County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Al 5 over NS RR Active | 1957 | 7,797 | Fair |
| Al 5 over Johnsons Brook | 1957 | 7,505 | Fair |
| US 82 over Al 5 (+) | 1997 | 6,538 | Good |
| US 82 over Hubbard Springs Branch | 1929 | 6,350 | Fair |
| US 82 over Mooney Creek | 1929 | 6,350 | Fair |
| US 82 over Cahaba River (-) | 1997 | 6,109 | Good |
All bridges nearby: Bibb County, AL bridge conditions · every bridge in Bibb County · Alabama bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.