Route 340 over Madison Run
Rockingham County, Virginia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Route 340 over Madison Run in Rockingham County, Virginia, 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 1942, making it 83 years old at the 2025 inventory.
- It carries about 3,921 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 125 of the 287 inventoried bridges in Rockingham County rated fair (43.6%); 9 (3.1%) are rated poor.
- 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 → (38.2857, -78.7947)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 169 ft |
| Location | 0.29 Rt 659 - 1.22 Rt 955 |
| NBI structure number | 000000000015892 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Virginia department of transportation.
Busiest bridges in Rockingham County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Route 0081 over Trib Dry Fork | 1960 | 52,694 | Fair |
| Route 0081 over Dry Fork Creek | 1966 | 52,192 | Fair |
| I-81 Nbl over Blacks Run | 1966 | 29,699 | Fair |
| I-81 Sbl over Blacks Run | 1959 | 28,820 | Fair |
| I-81 Sbl over NS Railway | 1959 | 28,820 | Fair |
| I-81 Nbl over Blacks Run | 1959 | 28,521 | Fair |
All bridges nearby: Rockingham County, VA bridge conditions · every bridge in Rockingham County · Virginia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.