I-664 Nbl over US17 & SR164 EBL Ramp
Suffolk city, Virginia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-664 Nbl over US17 & SR164 EBL Ramp in Suffolk city, Virginia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1991, making it 34 years old at the 2025 inventory.
- It carries about 28,819 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 92 of the 132 inventoried bridges in Suffolk city rated fair (69.7%); 6 (4.5%) 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 2024, on a 24-month routine inspection cycle.
- 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 → (36.86567, -76.4321)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 244 ft |
| Location | 3.2 Mi Fr SR337 |
| NBI structure number | 000000000023095 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 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 Suffolk city
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-664 over Streeter Creek | 1990 | 69,870 | Fair |
| Is 664 Nbl over Commonwealth Railroad | 1991 | 40,739 | Fair |
| Holland Road over Lake Kilby | 1932 | 33,625 | Fair |
| Route 13 NBL over Nansemond River | 1972 | 30,806 | Fair |
| US 13 Sbl over Nansemond River | 1972 | 30,806 | Fair |
| I-664 Nbl over SR 164 | 1991 | 28,819 | Fair |
All bridges nearby: Suffolk city, VA bridge conditions · every bridge in Suffolk city · Virginia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.