Indian River County Bridge Report Card
Indian River County scores 91 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Indian River County, Florida
Indian River County has 121 bridges in the National Bridge Inventory, with 2 rated poor and 3 rated scour-critical. Its poor-condition share of 1.7% is at or below the 2.8% statewide average. Poor-condition bridges carry about 3,814 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Indian River County a Bridge Condition Exposure Score of 91/100 (A). The county has 121 bridges in the National Bridge Inventory, including 2 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 3,814 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 | 1.7% | 3.3 |
| Poor-condition traffic exposure | 25 | 0.4% of measured traffic | 0.3 |
| Scour-critical bridge share | 20 | 2.5% | 5.0 |
| Average age vs national baseline | 10 | 36 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 1,045,254 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 | 1.7% |
| State Poor-Condition Share | 2.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 2.5% |
| Average Bridge Age | 36 years |
| Poor-Condition Traffic Exposure | 3,814 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Indian River County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Sr-a1a over Sebastian Inlet | Poor condition + traffic exposure | Poor | 3,214 | 1964 |
| Cr-619 82nd Ave. over Relief Canal | Poor condition + traffic exposure | Poor | 600 | 1964 |
| SR 656 (17th St.) over Intracoastal Waterway | Scour-critical foundation rating | Fair | 22,000 | 1979 |
| Cr5a Old Dixie HWY over North Relief Canal | Scour-critical foundation rating | Fair | 1,650 | 1948 |
| SR 9 (i-95) over 4th St. And Canal D | High traffic | Good | 56,000 | 2014 |
| SR 9 (i-95) over 90th Ave. | High traffic | Good | 56,000 | 2014 |
| SR 9 (i-95) over SR 60 | High traffic | Good | 56,000 | 2014 |
| SR 9 (i-95) over CR 512 (fellsmere Rd.) | High traffic | Good | 54,314 | 2016 |
| I-95 over Relief Canal | High traffic | Good | 50,500 | 1968 |
| Sr-60 over Lateral Canal A | High traffic | Fair | 28,500 | 1995 |
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.