Grenada County Bridge Report Card
Grenada County scores 93 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Grenada County, Mississippi
Grenada County has 163 bridges in the National Bridge Inventory, with 3 rated poor and 2 rated scour-critical. Its poor-condition share of 1.8% is at or below the 5.8% statewide average. Poor-condition bridges carry about 4,550 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Grenada County a Bridge Condition Exposure Score of 93/100 (A). The county has 163 bridges in the National Bridge Inventory, including 3 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 4,550 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 | 1.8% | 3.7 |
| Poor-condition traffic exposure | 25 | 1.1% of measured traffic | 0.8 |
| Scour-critical bridge share | 20 | 1.2% | 2.5 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 402,336 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 | 1.8% |
| State Poor-Condition Share | 5.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.2% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 4,550 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Grenada County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Old Ms HWY No 7 over Local Drainage Gren.dam | Poor condition + traffic exposure | Poor | 1,400 | 1961 |
| SR 8 over Redgrass Creek | Poor condition + traffic exposure | Poor | 3,100 | 1952 |
| Buttputter No.118 over Buttputter Creek | Poor condition + traffic exposure | Poor | 50 | 1973 |
| Long Creek Rd. over Mcswine Creek | Scour-critical foundation rating | Good | 100 | 1985 |
| I 55 over Martins Creek | High traffic | Good | 19,000 | 1965 |
| US 51 over Brown Creek | High traffic | Good | 17,000 | 1973 |
| I 55 over Perry Creek | High traffic | Fair | 15,000 | 1965 |
| I 55 over Stream | High traffic | Fair | 15,000 | 1965 |
| SR 8 over Browns Creek | High traffic | Good | 13,000 | 1939 |
| SR 8 over Cnic Rr Frontage Road | High traffic | Fair | 13,000 | 1986 |
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.