Porterfield Hwy over Greendale Creek
Washington County, Virginia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Porterfield Hwy over Greendale Creek in Washington 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 1947, making it 78 years old at the 2025 inventory.
- It carries about 15,759 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 149 of the 186 inventoried bridges in Washington County rated fair (80.1%); 4 (2.2%) 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 → (36.75668, -82.05844)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 54 ft |
| Location | 5.64 RUSSELL&4.79 Fr 58 |
| NBI structure number | 000000000018850 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Virginia department of transportation.
Busiest bridges in Washington County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-81 Nbl & Sbl over NS Railway & Beaver Ck | 1963 | 54,321 | Fair |
| I-81 Sbl & Nbl over Old Airport Road | 1994 | 54,000 | Fair |
| I-81 NB & SB over Creek | 1963 | 51,598 | Fair |
| Route I-81 N&sbl over Town Creek | 1961 | 51,110 | Fair |
| I-81 Nbl & Sbl over Wolf Creek | 1961 | 47,735 | Fair |
| Interstate 81 over Stoffel Creek | 1961 | 47,675 | Fair |
All bridges nearby: Washington County, VA bridge conditions · every bridge in Washington County · Virginia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.