Bridge conditions in Oswego County, New York
234 inventoried bridges · 32 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 7 bridges in Oswego County is rated in poor condition: 32 of 234 on the federal inventory, one of the higher shares in New York.
- 32 of the 234 bridges in Oswego County, New York, are rated in poor condition (13.7%) in the 2025 National Bridge Inventory, as of .
- 68 bridges (29.1%) are rated good and 134 (57.3%) fair.
- The median Oswego County bridge was built in 1978.
- The busiest poor-rated bridge is Rte I81 over Oneida Lake (built 1959), carrying about 16,277 vehicles a day.
Good 29.1% · Fair 57.3% · Poor 13.7% of 234 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.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I81 over Oneida Lake | 1959 | 16,277 | Poor |
| Rte 49 over Big Bay Creek | 1941 | 10,186 | Poor |
| Rte I81 over Halsey Road | 1961 | 8,174 | Poor |
| Rte 69 over Little Salmon River | 1934 | 2,613 | Poor |
| Phoenix Road over Fish Creek | 2005 | 2,023 | Poor |
| Gayville Road over Scriba Creek | 1950 | 1,820 | Poor |
| County Road 37 over Caughdenoy Creek | 2008 | 1,556 | Poor |
| Munger Hill Road over Black Creek | 1897 | 1,504 | Poor |
| Richland-orwell Ro over Trout Brook | 1930 | 1,383 | Poor |
| County Road 22 over Little Sandy Creek | 1958 | 1,247 | Poor |
| North Street Rd over Deer Creek | 1988 | 1,158 | Poor |
| Mitchell Street over Wine Creek | 1980 | 751 | Poor |
| CR23A over Scriba Creek | 1900 | 665 | Poor |
| Brackett Road over Nine Mile Creek | 1933 | 651 | Poor |
| Cunningham Road over Eightmile Creek | 1938 | 569 | Poor |
| N Camden Rd over N Br Little Salmon Riv | 1935 | 563 | Poor |
| Salisbury Road over Grindstone Creek | 1985 | 437 | Poor |
| Clark Road over Little Deer Creek | 1950 | 288 | Poor |
| Powers Avenue over Little Sandy Ck | 1940 | 254 | Poor |
| Sixty-six Road over Sterling Valley C | 1940 | 236 | Poor |
| South Granby Road over Ox Creek | 1997 | 199 | Poor |
| Frank Lacy Road over Rte I81 | 1961 | 173 | Poor |
| Mincler Road over Sage Creek | 1987 | 167 | Poor |
| Maple Avenue over Little Sandy Creek | 1940 | 159 | Poor |
| North Osceola Road over Mill Stream | 1940 | 146 | Poor |
| Soper Mills Road over Catfish Creek | 1930 | 143 | Poor |
| Prior Road over Sixmile Creek | 1964 | 113 | Poor |
| Parish Woods Road over N Br Lil Salmon R | 1987 | 112 | Poor |
| Mattison Rd over Trout Brook | 2006 | 97 | Poor |
| Cole Road over Sage Creek | 1900 | 88 | Poor |
| Waterbury Road over Prince Brook | 1930 | 83 | Poor |
| Nellis Drive over S Br Little Salmon River | 1987 | 4 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| 3 3 34012012 over Riverside Ave | 2014 | 21,433 | Fair |
| Rte 3 over Oswego Canal | 1969 | 18,390 | Good |
| Rte I81 over CR 37 | 1959 | 18,270 | Fair |
| Rte I81 over Nys Barge Canal | 1959 | 18,270 | Fair |
| Rte 81 over Daves Brook | 1958 | 17,542 | Fair |
| Rte 81 over Daves Brook | 1958 | 17,542 | Fair |
| Rte I81 over Oneida Lake | 1959 | 17,025 | Fair |
| Rte 104 over Canal View Dr OSWEGO RI | 1969 | 16,450 | Fair |
| Rte I81 over Oneida Lake | 1959 | 16,277 | Poor |
| Rte I81 over Swamp Road | 1959 | 16,277 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
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.