SR1120 (closed) over South Flat River
Person County, North Carolina · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR1120 (closed) over South Flat River in Person County, North Carolina, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 40 vehicles a day (traffic count year 1992).
- Its listed owner is the state highway agency.
- It is one of 3 of the 106 inventoried bridges in Person County rated poor (2.8%); 3 (2.8%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (36.26233, -79.01243)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Steel through truss |
| Length | about 99 ft |
| Location | 0.35 Mi. W. Jct. SR 1135 |
| NBI structure number | 000000001450035 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Carolina department of transportation.
Busiest bridges in Person County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US501 NC57 over North Fork Flat River | 1985 | 16,000 | Fair |
| US501S NC57 over South Flat River | 1985 | 15,000 | Fair |
| US501 Nbl over South Flat River | 1983 | 15,000 | Fair |
| US501N.BYP over Creek | 2017 | 10,000 | Good |
| US501 over Marlowe Creek | 2017 | 10,000 | Good |
| US501 over Marlowes Creek | 1926 | 7,700 | Fair |
All bridges nearby: Person County, NC bridge conditions · every bridge in Person County · North Carolina bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.