Tunica County Bridge Report Card
Tunica County scores 78 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Tunica County, Mississippi
Tunica County has 81 bridges in the National Bridge Inventory, with 8 rated poor and 0 rated scour-critical. Its poor-condition share of 9.9% is above the 5.8% statewide average. Poor-condition bridges carry about 3,150 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Tunica County a Bridge Condition Exposure Score of 78/100 (C). The county has 81 bridges in the National Bridge Inventory, including 8 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 3,150 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 9.9% | 19.8 |
| Poor-condition traffic exposure | 25 | 3.1% of measured traffic | 2.3 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 32 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 101,911 measured daily crossings | 0.0 |
Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.
County Comparisons
| County Poor-Condition Share | 9.9% |
| State Poor-Condition Share | 5.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 32 years |
| Poor-Condition Traffic Exposure | 3,150 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Tunica County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 3 over Buck Island Bayou | Poor condition + traffic exposure | Poor | 1,500 | 1959 |
| Cutoff Road over Mckinney Lake | Poor condition + traffic exposure | Poor | 690 | 1968 |
| Old Hwy. 61 South over Beaver Dam Lake Bayou | Poor condition + traffic exposure | Poor | 470 | 1971 |
| Sarah Road over Coldwater River Channel | Poor condition + traffic exposure | Poor | 170 | 1972 |
| Sarah Road over Walnut Lake North | Poor condition + traffic exposure | Poor | 140 | 1969 |
| Dundee-flower Lake over Bear Lake | Poor condition + traffic exposure | Poor | 70 | 1982 |
| Jeffries Road over Lower Bear Lake | Poor condition + traffic exposure | Poor | 60 | 1965 |
| Walnut Lake RD over Lower Walnut Lake | Poor condition + traffic exposure | Poor | 50 | 1970 |
| US 61 over Stream | High traffic | Good | 13,000 | 1935 |
| Old Highway 304 over Beaverdam Break | High traffic | Fair | 5,200 | 1998 |
Important safety note
Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.