SR1170 over Rockfish Creek
Duplin County, North Carolina · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR1170 over Rockfish Creek in Duplin County, North Carolina, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 2000, making it 25 years old at the 2025 inventory.
- It carries about 1,700 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 124 of the 208 inventoried bridges in Duplin County rated fair (59.6%); 15 (7.2%) 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 June 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 → (34.75106, -78.05593)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 131 ft |
| Location | 0.3 Mi N Jct NC41 |
| NBI structure number | 000000000610054 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 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 Duplin County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over Stewarts Creek | 1988 | 23,500 | Good |
| I40 over Maxwell Creek | 1988 | 19,500 | Fair |
| I40 over Beaverdam Branch | 1988 | 19,500 | Good |
| I40E over NC11 | 1986 | 18,500 | Fair |
| NC41 over Little Rockfish Creek | 1969 | 13,000 | Fair |
| I40 Ebl over Seaboard Coastline RR | 1987 | 11,750 | Good |
All bridges nearby: Duplin County, NC bridge conditions · every bridge in Duplin County · North Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.