Bridge conditions in Cortland County, New York
189 inventoried bridges · 27 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 7 bridges in Cortland County is rated in poor condition: 27 of 189 on the federal inventory, one of the higher shares in New York.
- 27 of the 189 bridges in Cortland County, New York, are rated in poor condition (14.3%) in the 2025 National Bridge Inventory, as of .
- 66 bridges (34.9%) are rated good and 96 (50.8%) fair.
- The median Cortland County bridge was built in 1972.
- The busiest poor-rated bridge is Rte 930 over RTE 11 NYS Routes 11&41 (built 1966), carrying about 10,063 vehicles a day.
Good 34.9% · Fair 50.8% · Poor 14.3% of 189 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I81 over West Branch Tioughnioga | 1966 | 25,286 | Fair |
| Rte 281 over Dry Creek | 2017 | 17,476 | Good |
| Rte I81 over Hunts Creek | 1966 | 16,872 | Fair |
| Rte 13 over Tioughnioga River | 2008 | 15,854 | Fair |
| Rte I81 over W Br Tioughnioga | 1966 | 14,138 | Good |
| Rte I81 over Rte 11 | 1966 | 13,527 | Fair |
| Rte I81 over Ny Susquehanna& W | 1966 | 13,527 | Fair |
| Rte I81 over County Road 109 | 1966 | 13,527 | Fair |
| Rte I81 over Preble Rd | 2014 | 13,527 | Good |
| Rte I81 over Rte 13 | 1966 | 13,124 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
Every bridge in Cortland County → - all 189, busiest first, each with its own condition record.
All of New York: New York bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.