Palm Beach County Bridge Report Card
Palm Beach County scores 95 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Palm Beach County, Florida
Palm Beach County has 607 bridges in the National Bridge Inventory, with 2 rated poor and 12 rated scour-critical. Its poor-condition share of 0.3% is at or below the 2.8% statewide average. Poor-condition bridges carry about 32,500 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Palm Beach County a Bridge Condition Exposure Score of 95/100 (A). The county has 607 bridges in the National Bridge Inventory, including 2 in poor condition and 12 rated scour-critical. Poor-condition bridges carry about 32,500 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 | 0.3% | 0.7 |
| Poor-condition traffic exposure | 25 | 0.2% of measured traffic | 0.1 |
| Scour-critical bridge share | 20 | 2.0% | 4.0 |
| Average age vs national baseline | 10 | 39 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 17,483,461 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 | 0.3% |
| State Poor-Condition Share | 2.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 2.0% |
| Average Bridge Age | 39 years |
| Poor-Condition Traffic Exposure | 32,500 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Palm Beach County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Us-1 (sr-5) over Earman River (c-17) | Poor condition + traffic exposure | Poor | 29,500 | 1956 |
| NW 5th Street over Hillsboro L-14 Canal | Poor condition + traffic exposure | Poor | 3,000 | 1964 |
| Sr-811 (alt A-1-a) over Loxahatchee River | Scour-critical foundation rating | Fair | 42,000 | 1975 |
| Us-1 (sr-5) over Intracoastal Waterway | Scour-critical foundation rating | Fair | 21,500 | 1956 |
| Atlantic Avenue over Intracoastal Waterway | Scour-critical foundation rating | Fair | 16,000 | 1952 |
| Linton Blvd. over Intracoastal Waterway | Scour-critical foundation rating | Fair | 15,400 | 1981 |
| Palmetto Park Road over Intracoastal Waterway | Scour-critical foundation rating | Good | 15,000 | 1987 |
| E. Camino Real over Intracoastal Waterway | Scour-critical foundation rating | Good | 13,888 | 1939 |
| A1a over Boca Inlet | Scour-critical foundation rating | Fair | 11,300 | 1963 |
| Woolbright Road over Intracoastal Waterway | Scour-critical foundation rating | Good | 9,625 | 1967 |
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.