Rte I90 over Rte 20
Erie County, New York · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Rte I90 over Rte 20 in Erie County, New York, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957 and reconstructed in 2003, making it 68 years old at the 2025 inventory.
- It carries about 18,160 vehicles a day (traffic count year 2014).
- It is one of 582 of the 907 inventoried bridges in Erie County rated fair (64.2%); 80 (8.8%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (42.76668, -78.81828)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 255 ft |
| Location | Jct US 20 & I90 |
| NBI structure number | 000000005015471 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the New York department of transportation.
Busiest bridges in Erie County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Rte I90 over Buffalo River | 1957 | 131,277 | Fair |
| Rte I90 over Mineral Springs Rd | 2003 | 131,277 | Good |
| Rte I90 over Indian Church Rd Norfol | 1956 | 131,277 | Fair |
| Rte I90 over Galleria Drive Scajaqua | 1950 | 126,187 | Poor |
| Rte I90 over Norfolk Southern RR | 1951 | 114,760 | Fair |
| Rte I90 over William St | 1953 | 114,760 | Fair |
All bridges nearby: Erie County, NY bridge conditions · every bridge in Erie County · New York bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.