Pinellas County Bridge Report Card
Pinellas County scores 84 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Pinellas County, Florida
Pinellas County has 449 bridges in the National Bridge Inventory, with 8 rated poor and 27 rated scour-critical. Its poor-condition share of 1.8% is at or below the 2.8% statewide average. Poor-condition bridges carry about 41,246 daily vehicle crossings.
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Copyable Facts for Reporters
BridgeLookup.com gives Pinellas County a Bridge Condition Exposure Score of 84/100 (B). The county has 449 bridges in the National Bridge Inventory, including 8 in poor condition and 27 rated scour-critical. Poor-condition bridges carry about 41,246 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% | 3.6 |
| Poor-condition traffic exposure | 25 | 0.4% of measured traffic | 0.3 |
| Scour-critical bridge share | 20 | 6.0% | 12.0 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 11,089,429 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 | 2.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 6.0% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 41,246 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Pinellas County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Overlook DR NE over Smacks Bayou | Poor condition + traffic exposure | Poor | 9,200 | 1965 |
| Ridgemoor Blvd. over Brooker Creek | Poor condition + traffic exposure | Poor | 7,700 | 1985 |
| N Spring BLVD over Minetta Branch | Poor condition + traffic exposure | Poor | 3,100 | 1924 |
| Belcher RD Cr-501 over Allens Creek | Poor condition + traffic exposure | Poor | 17,300 | 1974 |
| 43rd Street South over Clam Bayou Outfall | Poor condition + traffic exposure | Poor | 2,667 | 1990 |
| 62nd Ave. South over Maximo Channel | Poor condition + traffic exposure | Poor | 495 | 1984 |
| 38th St. South over Minnow Canal | Poor condition + traffic exposure | Poor | 404 | 1940 |
| 17th ST N over Booker Creek | Poor condition + traffic exposure | Poor | 380 | 1953 |
| Cr-694 over Cross Bayou | Scour-critical foundation rating | Fair | 49,500 | 1976 |
| Cr-1 over Curlew Creek | Scour-critical foundation rating | Good | 21,500 | 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.