Wayne County Bridge Report Card
Wayne County scores 58 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Wayne County, Iowa
Wayne County has 165 bridges in the National Bridge Inventory, with 31 rated poor and 0 rated scour-critical. Its poor-condition share of 18.8% is above the 18.6% statewide average. Poor-condition bridges carry about 1,772 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Wayne County a Bridge Condition Exposure Score of 58/100 (F). The county has 165 bridges in the National Bridge Inventory, including 31 in poor condition and 0 rated scour-critical. Poor-condition bridges carry about 1,772 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 | 18.8% | 37.6 |
| Poor-condition traffic exposure | 25 | 5.6% of measured traffic | 4.2 |
| Scour-critical bridge share | 20 | 0.0% | 0.0 |
| Average age vs national baseline | 10 | 36 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 31,851 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 | 18.8% |
| State Poor-Condition Share | 18.6% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.0% |
| Average Bridge Age | 36 years |
| Poor-Condition Traffic Exposure | 1,772 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Wayne County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| S 40 over Drainage | Poor condition + traffic exposure | Poor | 680 | 1972 |
| FM over Shancton Creek | Poor condition + traffic exposure | Poor | 310 | 1970 |
| FM over Chariton River | Poor condition + traffic exposure | Poor | 90 | 1958 |
| FM over West Fork Locust | Poor condition + traffic exposure | Poor | 80 | 1951 |
| Local over Stream | Poor condition + traffic exposure | Poor | 60 | 1967 |
| FM over Brush Creek | Poor condition + traffic exposure | Poor | 50 | 1959 |
| Local over Walnut CR | Poor condition + traffic exposure | Poor | 50 | 1973 |
| FM over South Chariton River | Poor condition + traffic exposure | Poor | 40 | 1918 |
| Local over Walnut CR | Poor condition + traffic exposure | Poor | 40 | 1977 |
| Local over Brush Creek | Poor condition + traffic exposure | Poor | 40 | 1993 |
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.