Bridge conditions in Martin County, North Carolina
124 inventoried bridges · 4 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Martin County tracks close to typical: 4 of its 124 inventoried bridges (3.2%) are rated poor, against a national rate of about 7%.
- 4 of the 124 bridges in Martin County, North Carolina, are rated in poor condition (3.2%) in the 2025 National Bridge Inventory, as of .
- 58 bridges (46.8%) are rated good and 62 (50.0%) fair.
- The median Martin County bridge was built in 1998.
- The busiest poor-rated bridge is NC11 NC42 over Roanoke River (built 1966), carrying about 6,100 vehicles a day.
Good 46.8% · Fair 50.0% · Poor 3.2% of 124 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 |
|---|---|---|---|
| NC11 NC42 over Roanoke River | 1966 | 6,100 | Poor |
| SR1138 over Ross Swamp | 1962 | 300 | Poor |
| SR1106 over Smithwick Creek | 1989 | 250 | Poor |
| SR1505 over Br. of Peter Swamp | 1951 | 100 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US13 US64 over Back Swamp Branch | 1999 | 10,000 | Fair |
| US13 US64E over Fork of Collie Creek | 1999 | 9,800 | Good |
| US13 US64E over US64ALT | 1999 | 9,000 | Good |
| US13 US64 over Flat Swamp | 1999 | 9,000 | Good |
| US13/64E over NC903 | 1999 | 8,200 | Fair |
| US13 US64E over Ross Swamp | 1999 | 8,200 | Fair |
| US13W US64W over Flat Swamp | 1998 | 7,800 | Good |
| US13N US17N US64E over CSX Railroad | 2003 | 6,250 | Good |
| US13S US17N US64W over CSX Rail Road | 2003 | 6,250 | Good |
| NC11 NC42 over Roanoke River | 1966 | 6,100 | Poor |
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.