US 43 over Norfolk Southern
Marengo County, Alabama · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 43 over Norfolk Southern in Marengo County, Alabama, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1985, making it 40 years old at the 2025 inventory.
- It carries about 3,740 vehicles a day (traffic count year 2013).
- Its listed owner is the state highway agency.
- It is one of 121 of the 201 inventoried bridges in Marengo County rated good (60.2%); 10 (5.0%) 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 July 2023, 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 → (32.51607, -87.83515)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 49 ft |
| Location | Demopolis |
| NBI structure number | 013602 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 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 Marengo County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 80 over Whitfield Canal | 1934 | 20,210 | Fair |
| US 80 over Branch | 1983 | 9,300 | Fair |
| US 80 over Branch | 1928 | 8,650 | Fair |
| US 43 over Whitfield Canal | 1988 | 7,830 | Good |
| US 43 over Chickasaw Bogue Creek | 1951 | 6,130 | Fair |
| US 43 over Chickasaw Bogue CR Rel | 2004 | 6,130 | Good |
All bridges nearby: Marengo County, AL bridge conditions · every bridge in Marengo County · Alabama bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.