SR 20 over Southern RR
Lawrence County, Alabama · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 20 over Southern RR in Lawrence County, Alabama, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1984, making it 41 years old at the 2025 inventory.
- It carries about 4,275 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 104 of the 215 inventoried bridges in Lawrence County rated fair (48.4%); 4 (1.9%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: deck 6 to 5, superstructure 7 to 5, substructure 7 to 6.
- Its most recent inspection on record is dated November 2024, 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 → (34.68033, -87.34547)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 5 | Fair condition |
| Superstructure | 7 | 5 | Fair condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 194 ft |
| Location | 4 M W Jct SR 20 & SR 33 |
| NBI structure number | 013296 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2024 |
| 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 Lawrence County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 20 over Fox Creek | 2014 | 16,900 | Good |
| SR 20 over Fox Creek | 2014 | 16,900 | Fair |
| SR 20 over Mallard Creek | 2016 | 16,260 | Good |
| SR 24 over Flat Creek | 1984 | 15,250 | Fair |
| SR 20 over Branch | 1928 | 13,230 | Fair |
| SR 24 over Big Shoal Creek | 1984 | 12,360 | Fair |
All bridges nearby: Lawrence County, AL bridge conditions · every bridge in Lawrence County · Alabama bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.