Bridge conditions in Johnston County, North Carolina
322 inventoried bridges · 12 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Johnston County tracks close to typical: 12 of its 322 inventoried bridges (3.7%) are rated poor, against a national rate of about 7%.
- 12 of the 322 bridges in Johnston County, North Carolina, are rated in poor condition (3.7%) in the 2025 National Bridge Inventory, as of .
- 147 bridges (45.7%) are rated good and 163 (50.6%) fair.
- The median Johnston County bridge was built in 1991.
- The busiest poor-rated bridge is NC42 over Swift Creek (built 1947), carrying about 21,000 vehicles a day.
Good 45.7% · Fair 50.6% · Poor 3.7% of 322 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| NC42 over Swift Creek | 1947 | 21,000 | Poor |
| I95 Sbl over Black Creek | 1955 | 21,000 | Poor |
| NC42 over White Oak Creek | 1947 | 20,000 | Poor |
| SR1700 over Neuse River | 1981 | 11,000 | Poor |
| US70BUS over I95 | 1955 | 10,500 | Poor |
| SR1003 over Buffalo Creek | 1977 | 4,800 | Poor |
| SR1007 over I95 | 1955 | 2,600 | Poor |
| SR1007 over Polecat Branch | 1999 | 2,400 | Poor |
| SR1928 over Br. of Neuse River | 1980 | 2,200 | Poor |
| SR2130 over I95 | 1956 | 1,800 | Poor |
| NC231 over Little River | 1997 | 1,700 | Poor |
| SR2356 over Spring Branch | 1969 | 100 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I95 over Hannah Creek | 1970 | 65,000 | Fair |
| I95 over Mingo Swamp | 1970 | 59,000 | Fair |
| I40 over Pole Branch | 1988 | 48,000 | Fair |
| I95N over Neuse River | 1957 | 42,000 | Fair |
| I95 Sbl over Neuse River | 1955 | 42,000 | Fair |
| I40 over Pole Branch | 1987 | 41,500 | Good |
| I95/SR2391 over Little Creek | 1960 | 41,000 | Fair |
| I95 over Hannah Creek | 1957 | 36,500 | Good |
| I95 over Bernal Branch | 1978 | 36,500 | Fair |
| I95 SR1220 over Hannah Creek | 1968 | 36,000 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of North Carolina: North Carolina bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.