Seneca County Bridge Report Card
Seneca County scores 37 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Seneca County, New York
Seneca County has 60 bridges in the National Bridge Inventory, with 16 rated poor and 3 rated scour-critical. Its poor-condition share of 26.7% is above the 9.9% statewide average. Poor-condition bridges carry about 19,999 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Seneca County a Bridge Condition Exposure Score of 37/100 (F). The county has 60 bridges in the National Bridge Inventory, including 16 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 19,999 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 | 26.7% | 40.0 |
| Poor-condition traffic exposure | 25 | 9.8% of measured traffic | 7.3 |
| Scour-critical bridge share | 20 | 5.0% | 10.0 |
| Average age vs national baseline | 10 | 61 years vs 48 nationally | 5.4 |
| Traffic-data completeness | 5 | 204,172 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 | 26.7% |
| State Poor-Condition Share | 9.9% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 5.0% |
| Average Bridge Age | 61 years |
| Poor-Condition Traffic Exposure | 19,999 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Seneca County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| County Road 153 over Sheldrake Creek | Poor condition + traffic exposure | Poor | 319 | 1994 |
| RTE 5 over Cay & Sen Canal | Poor condition + traffic exposure | Poor | 12,332 | 1932 |
| RTE 31 over Erie Canal | Poor condition + traffic exposure | Poor | 1,853 | 1949 |
| RTE 89 over 90ix RTE I90 | Poor condition + traffic exposure | Poor | 1,304 | 1953 |
| Gorham Street over Seneca River | Poor condition + traffic exposure | Poor | 900 | 1916 |
| Gilbert Road over Tommy Creek | Poor condition + traffic exposure | Poor | 723 | 1983 |
| Yellow Tavern RD over Kendig Creek | Poor condition + traffic exposure | Poor | 722 | 1950 |
| Marshall Road over Kendig Creek | Poor condition + traffic exposure | Poor | 600 | 1950 |
| Locust Street over Cayuga & Seneca Canal P | Poor condition + traffic exposure | Poor | 503 | 1914 |
| Armitage Road over Erie Canal | Poor condition + traffic exposure | Poor | 275 | 1914 |
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.