Bridge conditions in Cattaraugus County, New York
484 inventoried bridges · 29 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Cattaraugus County tracks close to typical: 29 of its 484 inventoried bridges (6.0%) are rated poor, against a national rate of about 7%.
- 29 of the 484 bridges in Cattaraugus County, New York, are rated in poor condition (6.0%) in the 2025 National Bridge Inventory, as of .
- 214 bridges (44.2%) are rated good and 241 (49.8%) fair.
- The median Cattaraugus County bridge was built in 1987.
- The busiest poor-rated bridge is Rte I86 over Ischua Creek (built 1972), carrying about 6,790 vehicles a day.
Good 44.2% · Fair 49.8% · Poor 6.0% of 484 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 I86 over Ischua Creek | 1972 | 6,790 | Poor |
| Rte 16 over Gates Creek | 1934 | 5,437 | Poor |
| Rte 16 over Saunders Creek | 1934 | 5,437 | Poor |
| Rte 16 over Lime Lake Outlet | 1934 | 4,878 | Poor |
| Rte 305 over Deer Creek | 1945 | 2,597 | Poor |
| Rte 242 over Great Valley Creek | 1957 | 1,988 | Poor |
| Rte 62 over Conewango Creek | 1934 | 1,278 | Poor |
| Rte 280 over Wolf Run Creek | 1966 | 667 | Poor |
| County Road 9 over Lit Conewango Crk | 1930 | 344 | Poor |
| County Road 21 over Elton Creek | 1910 | 303 | Poor |
| Bone Run Road over Bone Run | 1953 | 303 | Poor |
| Galen Hill Road over Clear Creek | 1980 | 223 | Poor |
| Rte 951T over Cold Spring Creek | 1928 | 181 | Poor |
| Mill Street over Br Little Valley | 1938 | 142 | Poor |
| Pierce Hill Road over Ischua Creek | 1976 | 120 | Poor |
| Cain Hollow Road over Quaker Run | 1967 | 114 | Poor |
| Heddon Hollow Rd over Haskell Creek | 1937 | 111 | Poor |
| Rte 951R over Allegheny River | 1925 | 100 | Poor |
| White Road over Buttermilk Creek | 1926 | 98 | Poor |
| Pope Road over Elm Creek | 1981 | 98 | Poor |
| County Road 15 over Dublin Creek | 1964 | 98 | Poor |
| Sisson Road over Ischua Creek | 1970 | 92 | Poor |
| Morgan Hollow Rd over Forks Creek | 1972 | 58 | Poor |
| Witt Road over Trib Clear Creek | 1981 | 43 | Poor |
| Kruse Road over Beaver Meadows Ck | 1982 | 36 | Poor |
| Hotchkiss Holl Rd over Hotchkiss Run | 1988 | 26 | Poor |
| Lonkto Hollow Road over Bay State Brook | 1986 | 21 | Poor |
| Baxter Mill Road over Ischua Creek | 1893 | 18 | Poor |
| Kent Rd over Mansfield Creek | 1935 | – | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte 417 over Olean Trail | 2009 | 14,595 | Good |
| Rte 417 over Olean Creek | 1929 | 14,592 | Fair |
| Rte 16 over Cattaraugus Creek | 1988 | 12,864 | Fair |
| Rte I86 over Rte 219 | 1987 | 11,973 | Good |
| Rte I86 over Allegheny River | 1987 | 11,973 | Fair |
| Rte I86 over Godfrey Hllow Brk | 1972 | 11,480 | Fair |
| Rte 417 over Haskell Creek | 1996 | 10,753 | Good |
| Rte 417 over Dodge Creek | 1951 | 10,753 | Good |
| Main Street over Olean Creek | 1950 | 10,428 | Good |
| Rte 417 over Western Ny & Pennsylvani | 1990 | 10,097 | 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.