SR1504 over Crooked Swamp
Nash County, North Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR1504 over Crooked Swamp in Nash County, North Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1994, making it 31 years old at the 2025 inventory.
- It carries about 200 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 152 of the 263 inventoried bridges in Nash County rated fair (57.8%); 12 (4.6%) 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 October 2023, 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 → (36.13851, -77.91295)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel culvert |
| Length | about 27 ft |
| Location | 1.1 Mi N Jct SR1500 |
| NBI structure number | 000000001270016 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Carolina department of transportation.
Busiest bridges in Nash County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I95N over Swift Creek | 1966 | 41,000 | Fair |
| I95S over Swift Creek | 1966 | 41,000 | Fair |
| US301S Byp over Stoney Creek | 2020 | 37,000 | Good |
| US64 & Ser over Goose Creek | 1981 | 37,000 | Fair |
| US64W over SR1616 | 1980 | 33,500 | Good |
| SR1613 over US64 | 1974 | 32,000 | Fair |
All bridges nearby: Nash County, NC bridge conditions · every bridge in Nash County · North Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.