Seminary Road over I-395
Alexandria city, Virginia · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Seminary Road over I-395 in Alexandria city, Virginia, 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 1970 and reconstructed in 2016, making it 55 years old at the 2025 inventory.
- It carries about 14,456 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 11 of the 28 inventoried bridges in Alexandria city rated good (39.3%); 0 (0.0%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: deck 8 to 7.
- Its most recent inspection on record is dated May 2024, 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 → (38.83043, -77.11382)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 520 ft |
| Location | 01.20fr7/00.03to401 |
| NBI structure number | 000000000019902 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 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 Virginia department of transportation.
Busiest bridges in Alexandria city
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Telegraph Road over Rt 236-duke St | 1969 | 66,000 | Fair |
| Telegraph Road over Mill Road 6 Tracks | 1969 | 58,274 | Good |
| Duke Street over Route I-395 | 1969 | 49,024 | Fair |
| Route 1 over Rt 1 Ramp; CSX; Main Blv | 2007 | 44,286 | Good |
| King Street over Route I-395; Ramps C&g | 1970 | 42,338 | Fair |
| Van Dorn Street over Backlick Creek | 1932 | 39,079 | Fair |
All bridges nearby: Alexandria city, VA bridge conditions · every bridge in Alexandria city · Virginia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.