Lower Dublin Rd. over Drainage Ditch
Montgomery County, Alabama · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lower Dublin Rd. over Drainage Ditch in Montgomery County, Alabama, 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 1990, making it 35 years old at the 2025 inventory.
- It carries about 250 vehicles a day (traffic count year 1988).
- Its listed owner is the county highway agency.
- It is one of 218 of the 597 inventoried bridges in Montgomery County rated good (36.5%); 16 (2.7%) are rated poor.
- 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 → (32.03256, -86.17989)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 34 ft |
| Location | 2.4 Mi SE Dunbar School |
| NBI structure number | 015099 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Alabama department of transportation.
Busiest bridges in Montgomery County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I85 over Rosa Parks | 1971 | 133,908 | Fair |
| In 85 over Ryan St | 1969 | 109,830 | Fair |
| In 85 over Ann St | 1969 | 109,830 | Fair |
| In 85 over Chestnut Street | 1970 | 109,830 | Fair |
| I85 over Stream | 1969 | 109,530 | Fair |
| I-85 over S Jackson St | 1969 | 104,310 | Poor |
All bridges nearby: Montgomery County, AL bridge conditions · every bridge in Montgomery County · Alabama bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.