Wayne County Bridge Report Card
Wayne County scores 82 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Wayne County, Illinois
Wayne County has 265 bridges in the National Bridge Inventory, with 21 rated poor and 1 rated scour-critical. Its poor-condition share of 7.9% is at or below the 9.5% statewide average. Poor-condition bridges carry about 4,145 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Wayne County a Bridge Condition Exposure Score of 82/100 (B). The county has 265 bridges in the National Bridge Inventory, including 21 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 4,145 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 | 7.9% | 15.8 |
| Poor-condition traffic exposure | 25 | 1.6% of measured traffic | 1.2 |
| Scour-critical bridge share | 20 | 0.4% | 0.8 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 251,625 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 | 7.9% |
| State Poor-Condition Share | 9.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.4% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 4,145 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Wayne County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Tr 620 A over Stream | Poor condition + traffic exposure | Poor | 10 | 2009 |
| Fas-797 over Deer Creek | Poor condition + traffic exposure | Poor | 1,600 | 1973 |
| Fas-800 over Elm River | Poor condition + traffic exposure | Poor | 800 | 1948 |
| Watkins Street over Deer Creek | Poor condition + traffic exposure | Poor | 400 | 1909 |
| Fas-2821 over Martin Creek | Poor condition + traffic exposure | Poor | 350 | 1986 |
| Ch-21 over Owens Creek | Poor condition + traffic exposure | Poor | 325 | 2006 |
| Tr-426 over Martin Creek | Poor condition + traffic exposure | Poor | 100 | 1909 |
| Tr-524 over Owens Creek | Poor condition + traffic exposure | Poor | 100 | 1909 |
| Tr-589 over Four Mile Creek | Poor condition + traffic exposure | Poor | 100 | 1979 |
| Fas-2823 over Eagle Slough Drain | Poor condition + traffic exposure | Poor | 75 | 1987 |
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.