SR 20 Buffalo Road over over Fourmile Creek
Erie County, Pennsylvania · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 20 Buffalo Road over over Fourmile Creek in Erie County, Pennsylvania, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1930, making it 95 years old at the 2025 inventory.
- It carries about 13,435 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 235 of the 444 inventoried bridges in Erie County rated fair (52.9%); 42 (9.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated May 2024, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (42.14247, -80.0106)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete deck arch |
| Length | about 23 ft |
| Location | Wesleyville Borough |
| NBI structure number | 000000000015915 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Pennsylvania department of transportation.
Busiest bridges in Erie County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 90 Eb/wb over over Walnut Creek | 1959 | 36,476 | Fair |
| SR 90 Eb/wb over over Four Mile Creek | 1959 | 35,843 | Fair |
| SR 19 Peach St over over Walnut Creek | 1950 | 31,986 | Fair |
| SR 90 WB over over SR 0019 Peach St | 1996 | 22,023 | Good |
| SR 90 WB over over T-558 Old French Rd | 1996 | 22,023 | Good |
| SR 90 Eb/wb over over Twelvemile Creek | 1959 | 21,995 | Fair |
All bridges nearby: Erie County, PA bridge conditions · every bridge in Erie County · Pennsylvania bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.