Bridge conditions in Smith County, Mississippi
175 inventoried bridges · 7 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Smith County tracks close to typical: 7 of its 175 inventoried bridges (4.0%) are rated poor, against a national rate of about 7%.
- 7 of the 175 bridges in Smith County, Mississippi, are rated in poor condition (4.0%) in the 2025 National Bridge Inventory, as of .
- 135 bridges (77.1%) are rated good and 33 (18.9%) fair.
- The median Smith County bridge was built in 1995.
- The busiest poor-rated bridge is Smith Co. 529 over Bch of W Tallahala Creek (built 1958), carrying about 140 vehicles a day.
Good 77.1% · Fair 18.9% · Poor 4.0% of 175 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 |
|---|---|---|---|
| Smith Co. 529 over Bch of W Tallahala Creek | 1958 | 140 | Poor |
| Smith Co 538 - B over Davis Creek | 1960 | 80 | Poor |
| Smith Co. 110 over Hatchapaloo Creek | 1950 | 40 | Poor |
| Smith Co. 60 over Clear Creek | 1950 | 40 | Poor |
| Smith Co. 146 over Relief For Raspberry Ck | 1999 | 33 | Poor |
| Smith Co. 150-a over Bch of Davis Creek | 1975 | 20 | Poor |
| Smith Co. 146 over Raspberry Creek | 1966 | 20 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 28 over Leaf River | 1973 | 5,800 | Fair |
| SR 28 over Relief | 1999 | 5,800 | Good |
| SR 28 over Oakahay Creek | 1973 | 5,100 | Good |
| SR 28 over Mill Creek | 1973 | 5,100 | Good |
| SR 28 over Bog Branch | 1973 | 5,100 | Good |
| SR 28 over Big Creek | 1999 | 4,100 | Good |
| SR 18 over Drains Borrow Pit | 1972 | 3,300 | Good |
| SR 18 over Leaf River | 1970 | 3,300 | Good |
| SR 18 over Unnamed Stream | 1970 | 3,300 | Good |
| SR 18 over Ichusa Creek | 1970 | 3,300 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Mississippi: Mississippi 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.